Endocrine System Quiz
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Endocrine System Quiz

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Questions and Answers

Which system is the second controlling system of the body?

  • Endocrine system (correct)
  • Digestive system
  • Respiratory system
  • Circulatory system

    • Which system uses chemical messengers released into the blood to control major processes?

  • Muscular system
  • Skeletal system
  • Endocrine system (correct)
  • Integumentary system

    • What are some major processes controlled by hormones?

  • Cognition and memory
  • Respiration and digestion
  • Sensation and perception
  • Reproduction and growth (correct)

    • Which major processes are controlled by hormones?

    <p>Reproduction and growth</p> Signup and view all the answers

    What is one big function of hormones in the body?

    <p>To maintain homeostasis</p> Signup and view all the answers

    Which system in the body is responsible for hormone production and regulation?

    <p>Endocrine system</p> Signup and view all the answers

    Which cells are responsible for producing hormones?

    <p>Specialized cells</p> Signup and view all the answers

    How are hormones transferred to their target sites?

    <p>Through the blood</p> Signup and view all the answers

    What is the scientific study of hormones and endocrine organs called?

    <p>Endocrinology</p> Signup and view all the answers

    Which cells produce hormones?

    <p>Specialized cells</p> Signup and view all the answers

    How are hormones transferred to their target sites?

    <p>Through the bloodstream</p> Signup and view all the answers

    What does endocrinology study?

    <p>Hormones and endocrine organs</p> Signup and view all the answers

    Which type of fluids do cells secrete hormones into?

    <p>Interstitial fluids</p> Signup and view all the answers

    Where do cells secrete hormones?

    <p>extracellular fluids</p> Signup and view all the answers

    Which type of hormones are made from highly active lipids and act as local hormones?

    <p>Prostaglandins</p> Signup and view all the answers

    What are steroids made from?

    <p>Cholesterol</p> Signup and view all the answers

    Which type of hormones include proteins, peptides, and amines?

    <p>Amino acid–based hormones</p> Signup and view all the answers

    Which type of cells must have specific protein receptors in order for hormones to affect them?

    <p>Target cells</p> Signup and view all the answers

    What are the three chemical classifications of hormones?

    <p>Amino acids, steroids, and prostaglandins</p> Signup and view all the answers

    Which statement best describes how hormone binding affects cellular activity?

    <p>Hormone binding alters cellular activity</p> Signup and view all the answers

    Which type of cells are affected by hormones?

    <p>Only certain tissues or organs (target cells or organs)</p> Signup and view all the answers

    Which of the following are way hormones arouse cells or alter cellular activity?

    <p>all the above</p> Signup and view all the answers

    Which mechanism do hormones use to activate genes?

    <p>Direct gene activation</p> Signup and view all the answers

    How many mechanisms do hormones use to act?

    <p>Two</p> Signup and view all the answers

    Which step occurs after steroid hormones enter the nucleus?

    <p>Steroid hormones bind to a specific protein within the nucleus</p> Signup and view all the answers

    What is the result of certain genes being activated by steroid hormone, via direct gene activation?

    <p>Synthesis of new proteins</p> Signup and view all the answers

    What is the main function of steroid hormones in direct gene activation?

    <p>To activate certain genes that result in synthesis of new proteins</p> Signup and view all the answers

    Which of the following is the correct sequence of events in direct gene activation by steroid hormones?

    <p>Steroid hormones diffuse through the plasma membrane, steroid hormones enter the nucleus , bind to a specific protein, hormone-receptor complex binds to specific sites on DNA, Certain genes are activated that result in...,Synthesis of new proteins</p> Signup and view all the answers

    Which of the following is NOT a step in direct gene activation by steroid hormones?

    <p>all are</p> Signup and view all the answers

    Which step in the second-messenger system (steroidal) produces a second-messenger molecule?

    <p>Step 3: Enzyme catalyzes a reaction</p> Signup and view all the answers

    What is the role of the membrane receptor in the second-messenger system?

    <p>Activating the enzyme</p> Signup and view all the answers

    What is the function of the enzyme in the second-messenger system? (non steroid)

    <p>catalyzes a reaction that produces a second-messenger molecule (such as cyclic AMP, or cAMP)</p> Signup and view all the answers

    Which mechanism is primarily responsible for maintaining hormone levels in the blood?

    <p>Negative feedback</p> Signup and view all the answers

    What triggers the release of more hormone when levels are low?

    <p>A stimulus</p> Signup and view all the answers

    When does hormone release stop?

    <p>once an appropriate level in the blood is reached</p> Signup and view all the answers

    Which category of stimuli activates endocrine glands by the release of hormones into the blood?

    <p>Hormonal</p> Signup and view all the answers

    What are the three major categories of stimuli that activate endocrine glands?

    <p>Hormonal, Humoral, Neural</p> Signup and view all the answers

    Which type of stimuli is the most common for activating endocrine organs?

    <p>Hormonal stimuli</p> Signup and view all the answers

    What is the main function of endocrine glands?

    <p>To produce and secrete hormones</p> Signup and view all the answers

    Which of the following stimulates hormone release in the body?

    <p>Changing blood levels of certain ions and nutrients</p> Signup and view all the answers

    Which system is responsible for controlling hormone release through nerve impulses?

    <p>The sympathetic nervous system</p> Signup and view all the answers

    What type of stimuli is most commonly responsible for activating endocrine glands?

    <p>hormonal stimuli</p> Signup and view all the answers

    Most Neural Stimuli of Endocrine Glands of hormone release is controlled by?

    <p>Sympathetic nervous system</p> Signup and view all the answers

    What do blood levels of certain ions and nutrients do?

    <p>Stimulate hormone release</p> Signup and view all the answers

    Which endocrine organ is responsible for regulating the body's metabolism?

    <p>Thyroid gland</p> Signup and view all the answers

    Which endocrine organ is responsible for producing insulin?

    <p>Pancreas</p> Signup and view all the answers

    Which endocrine organ is responsible for producing growth hormone?

    <p>Pituitary gland</p> Signup and view all the answers

    Which gland is responsible for producing growth hormone?

    <p>Pituitary gland</p> Signup and view all the answers

    Which organ is responsible for producing insulin?

    <p>Pancreas</p> Signup and view all the answers

    Which glands are responsible for producing the male and female reproductive hormones?

    <p>Gonads</p> Signup and view all the answers

    Which of the following glands are purely endocrine?

    <p>Thyroid</p> Signup and view all the answers

    Which of the following statements is true about endocrine glands?

    <p>Endocrine glands are ductless glands (Both c and d)</p> Signup and view all the answers

    Which of the following glands are mixed glands with both endocrine and exocrine functions?

    <p>Pancreas</p> Signup and view all the answers

    Which gland is often referred to as the 'master endocrine gland'?

    <p>Pituitary gland</p> Signup and view all the answers

    What are the two functional lobes of the pituitary gland?

    <p>Anterior and posterior</p> Signup and view all the answers

    Where is the pituitary gland located?

    <p>In the brain hangs by a stalk from the hypothalamus.</p> Signup and view all the answers

    Which gland hangs by a stalk from the hypothalamus in the brain?

    <p>Pituitary gland</p> Signup and view all the answers

    What is the size of the pituitary gland?

    <p>As big as a pea</p> Signup and view all the answers

    Which bone protects the pituitary gland?

    <p>Sphenoid bone</p> Signup and view all the answers

    Which gland is responsible for producing the hormone that hangs by a stalk from the hypothalamus?

    <p>Pituitary gland</p> Signup and view all the answers

    Where is the pineal gland located?

    <p>Posterior to the third ventricle of the brain</p> Signup and view all the answers

    What hormone does the pineal gland secrete?

    <p>Melatonin</p> Signup and view all the answers

    What is one of the functions of the pineal gland?

    <p>Establishing sleep/wake cycles</p> Signup and view all the answers

    Which gland is believed to coordinate the hormones of fertility in humans?

    <p>Pineal gland</p> Signup and view all the answers

    Which gland produces releasing and inhibiting hormones that are released into portal circulation?

    <p>Pituitary gland</p> Signup and view all the answers

    Which hormones are produced by the hypothalamus and carried to the posterior pituitary for storage?

    <p>Oxytocin and antidiuretic hormone</p> Signup and view all the answers

    How are the hormones produced by the hypothalamus carried to the posterior pituitary gland?

    <p>Via neurosecretory cells</p> Signup and view all the answers

    Which gland produces releasing and inhibiting hormones that are released into portal circulation?

    <p>Hypothalmus</p> Signup and view all the answers

    What is the main function of releasing and inhibiting hormones produced by the hypothalamus?

    <p>To stimulate the release of hormones from the pituitary gland</p> Signup and view all the answers

    Where are the releasing and inhibiting hormones produced by the hypothalamus released?

    <p>Into the portal circulation</p> Signup and view all the answers

    Which gland produces oxytocin and antidiuretic hormone?

    <p>Hypothalmus</p> Signup and view all the answers

    What are the two hormones produced by the hypothalamus?

    <p>Oxytocin and antidiuretic hormone</p> Signup and view all the answers

    Which of the following is NOT produced by the hypothalamus?

    <p>Insulin</p> Signup and view all the answers

    Which hormone stimulates contractions of the uterus during labor, sexual relations, and breastfeeding?

    <p>Oxytocin</p> Signup and view all the answers

    What is the main function of oxytocin?

    <p>Stimulating contractions of the uterus</p> Signup and view all the answers

    In which situation would oxytocin be released?

    <p>During labor</p> Signup and view all the answers

    Which hormone inhibits urine production by promoting water reabsorption by the kidneys?

    <p>Antidiuretic hormone (ADH)</p> Signup and view all the answers

    What happens when ADH is present in large amounts in the body?

    <p>Causes vasoconstriction of arterioles, leading to increased blood pressure which is why it's known as vasopressin</p> Signup and view all the answers

    What condition results from ADH hyposecretion?

    <p>Diabetes insipidus</p> Signup and view all the answers

    Which of the following hormones affect nonendocrine targets?

    <p>Growth hormone</p> Signup and view all the answers

    How many anterior pituitary hormones affect nonendocrine targets?

    <p>Two</p> Signup and view all the answers

    Which of the following is NOT a hormone of the anterior pituitary?

    <p>Insulin</p> Signup and view all the answers

    Which of the following hormones affect nonendocrine targets?

    <p>B and C</p> Signup and view all the answers

    How many anterior pituitary hormones affect nonendocrine targets?

    <p>Two</p> Signup and view all the answers

    What are the two anterior pituitary hormones that affect nonendocrine targets?

    <p>Growth hormone and prolactin</p> Signup and view all the answers

    Which hormone stimulates the release of thyroid hormones?

    <p>Thyroid-stimulating hormone</p> Signup and view all the answers

    Which hormones stimulate the release of other hormones (tropic hormones)?

    <p>Thyroid-stimulating hormone and adrenocorticotropic hormone</p> Signup and view all the answers

    Which gland is responsible for producing luteinizing hormone?

    <p>Pituitary gland</p> Signup and view all the answers

    Which type of structure do all anterior pituitary hormones have?

    <p>Protein structure</p> Signup and view all the answers

    How do anterior pituitary hormones act?

    <p>Through second-messenger systems</p> Signup and view all the answers

    How are anterior pituitary hormones regulated?

    <p>By hormonal stimuli and negative feedback (mostly)</p> Signup and view all the answers

    What is the major effect of Growth hormone (GH)?

    <p>Stimulation of growth of skeletal muscles and long bones</p> Signup and view all the answers

    What does Growth hormone (GH) cause fats to be broken down for?

    <p>Energy source</p> Signup and view all the answers

    Which hormone of the Anterior Pituitary is responsible for growth of skeletal muscles and long bones?

    <p>Growth hormone (GH)</p> Signup and view all the answers

    Growth hormone (GH) does many things, but what is its big objective??

    <p>Major effects are directed to growth of skeletal muscles and long bones. Plays a role in determining final body size</p> Signup and view all the answers

    Which disorder results from hyposecretion of Growth hormone (GH) during childhood?

    <p>Pituitary dwarfism</p> Signup and view all the answers

    Which disorder results from hypersecretion of Growth hormone (GH) during childhood?

    <p>Gigantism</p> Signup and view all the answers

    Which disorder results from hypersecretion of Growth hormone (GH) during adulthood?

    <p>Acromegaly</p> Signup and view all the answers

    Which hormone of the Anterior Pituitary stimulates and maintains milk production following childbirth?

    <p>Prolactin (PRL)</p> Signup and view all the answers

    What is the function of Adrenocorticotropic hormone (ACTH) in the body?

    <p>Regulates endocrine activity of the adrenal cortex</p> Signup and view all the answers

    What is the function of Prolactin (PRL) in males?

    <p>Function in males is unknown</p> Signup and view all the answers

    Which hormone disorder is caused by hypothyroidism in adults and results in physical and mental sluggishness?

    <p>Myxedema</p> Signup and view all the answers

    Which hormone disorder is caused by hyperthyroidism and results in increased metabolism, heat intolerance, rapid heartbeat, weight loss, and exophthalmos?

    <p>Graves' disease</p> Signup and view all the answers

    Which hormone disorder is characterized by rapid heartbeat and weight loss?

    <p>Graves' disease</p> Signup and view all the answers

    Which disorder is caused by hypothyroidism in adults?

    <p>Myxedema</p> Signup and view all the answers

    Which disorder is caused by hyperthyroidism?

    <p>Graves' disease</p> Signup and view all the answers

    Which symptom is associated with myxedema?

    <p>Physical and mental sluggishness</p> Signup and view all the answers

    Which hormone decreases blood calcium levels by causing calcium deposition on bone?

    <p>Calcitonin</p> Signup and view all the answers

    Which hormone is antagonistic to parathyroid hormone?

    <p>Calcitonin</p> Signup and view all the answers

    Where is calcitonin produced?

    <p>Produced by parafollicular cells found between the follicles</p> Signup and view all the answers

    Which gland secretes parathyroid hormone (PTH)?

    <p>parathyroid glands</p> Signup and view all the answers

    What is the function of parathyroid hormone (PTH)?

    <p>Stimulates osteoblasts to remove calcium from bone</p> Signup and view all the answers

    Which organs does parathyroid hormone (PTH) stimulate to absorb more calcium?

    <p>Kidneys and intestines</p> Signup and view all the answers

    Which region of the adrenal cortex secretes mineralocorticoids?

    <p>Outermost layer</p> Signup and view all the answers

    What type of hormones are secreted by the middle layer of the adrenal cortex?

    <p>Glucocorticoids</p> Signup and view all the answers

    Where is the adrenal medulla located?

    <p>inner neural tissue region</p> Signup and view all the answers

    Where are sex hormones secreted from in the adrenal cortex?

    <p>Inner layer</p> Signup and view all the answers

    Which hormone is mainly responsible for regulating mineral content in the blood, particularly sodium and potassium ions?

    <p>Aldosterone (mineralocorticoids)</p> Signup and view all the answers

    Where are mineralocorticoids, such as aldosterone, primarily produced?

    <p>Outer adrenal cortex</p> Signup and view all the answers

    What is the target organ of mineralocorticoids, such as aldosterone?

    <p>Kidney</p> Signup and view all the answers

    Which hormone primarily regulates water and electrolyte balance in the body?

    <p>Aldosterone</p> Signup and view all the answers

    Which gland is responsible for secreting the hormone aldosterone?

    <p>Adrenal gland</p> Signup and view all the answers

    Which of the following stimulates the release of aldosterone from the adrenal cortex?

    <p>Decreased blood pressure</p> Signup and view all the answers

    What inhibits the production of aldosterone?

    <p>Increased blood sodium levels</p> Signup and view all the answers

    Which of the following is NOT a stimulus for aldosterone release?

    <p>Atrial natriuretic peptide (ANP)</p> Signup and view all the answers

    Which factors stimulate the release of aldosterone?

    <p>Humoral factors</p> Signup and view all the answers

    What inhibits the production of aldosterone?

    <p>Atrial natriuretic peptide (ANP)</p> Signup and view all the answers

    What hormone stimulates the release of aldosterone?

    <p>All the above</p> Signup and view all the answers

    Which of the following can stimulate the release of aldosterone?

    <p>B and D</p> Signup and view all the answers

    Which layer of the adrenal cortex produces glucocorticoids?

    <p>Middle layer</p> Signup and view all the answers

    What is the main function of glucocorticoids?

    <p>All of the above</p> Signup and view all the answers

    What stimulates the release of glucocorticoids?

    <p>Increased blood levels of ACTH</p> Signup and view all the answers

    Which layer of the adrenal cortex produces glucocorticoids?

    <p>Middle layer</p> Signup and view all the answers

    What is the main function of glucocorticoids?

    <p>All of the above</p> Signup and view all the answers

    What stimulates the release of glucocorticoids?

    <p>Increased blood levels of ACTH</p> Signup and view all the answers

    Which sex hormones are produced in the inner layer of the adrenal cortex?

    <p>Androgens</p> Signup and view all the answers

    Where are the sex hormones produced in the adrenal cortex?

    <p>Inner layer</p> Signup and view all the answers

    What types of hormones are mainly produced in the adrenal cortex?

    <p>Androgens</p> Signup and view all the answers

    Which disorder is caused by hyposecretion of all adrenal cortex hormones?

    <p>Addison's disease</p> Signup and view all the answers

    What may result from an ACTH-releasing tumor in the adrenal glands?

    <p>Hyperaldosteronism</p> Signup and view all the answers

    Which symptom is associated with hyperaldosteronism?

    <p>Susceptibility to infection ( all the above as well as burnout)</p> Signup and view all the answers

    Which disorder is characterized by a tumor in the middle cortical area of the adrenal cortex?

    <p>Cushing's syndrome</p> Signup and view all the answers

    What are some symptoms of Cushing's syndrome?

    <p>Moon face, buffalo hump, high blood pressure, hyperglycemia, weakening of bones, depression</p> Signup and view all the answers

    Which layer of the adrenal cortex produces glucocorticoids?

    <p>Middle layer</p> Signup and view all the answers

    Which of the following is a symptom of masculinization?

    <p>Increased hair growth on the face</p> Signup and view all the answers

    What causes masculinization?

    <p>Hypersecretion of sex hormones</p> Signup and view all the answers

    Which hormones are produced by the Adrenal Medulla?

    <p>Epinephrine and norepinephrine (catecholamines)</p> Signup and view all the answers

    What are the other names for epinephrine and norepinephrine, respectively?

    <p>Adrenaline and noradrenaline</p> Signup and view all the answers

    What type of hormones are produced by the Adrenal Medulla?

    <p>Catecholamines</p> Signup and view all the answers

    Which hormones prepare the body to deal with short-term stress by increasing heart rate, blood pressure, and blood glucose levels?

    <p>Catecholamines</p> Signup and view all the answers

    What is the main effect of catecholamines on the lungs during short-term stress?

    <p>Dilation of small passageways</p> Signup and view all the answers

    Which response is associated with the 'fight or flight' response triggered by catecholamines?

    <p>Dilated pupils</p> Signup and view all the answers

    Which hormones prepare the body to deal with short-term stress by increasing heart rate, blood pressure, and blood glucose levels?

    <p>Catecholamines</p> Signup and view all the answers

    What is the main effect of catecholamines on the small passageways of the lungs?

    <p>Dilation</p> Signup and view all the answers

    Which of the following is NOT a short-term stress response caused by catecholamines?

    <p>Decreased blood glucose levels</p> Signup and view all the answers

    Which gland is located in the abdomen, close to the stomach?

    <p>Pancreas</p> Signup and view all the answers

    What are the functions of the pancreas?

    <p>Both endocrine and exocrine functions</p> Signup and view all the answers

    Which of the following glands is a mixed gland with both endocrine and exocrine functions?

    <p>Pancreas</p> Signup and view all the answers

    Which hormone is produced by the alpha cells in the pancreatic islets?

    <p>Glucagon</p> Signup and view all the answers

    What is the relationship between insulin and glucagon?

    <p>Insulin and glucagon have opposite functions in blood sugar regulation</p> Signup and view all the answers

    Which cells in the pancreatic islets produce insulin?

    <p>Beta cells</p> Signup and view all the answers

    Which hormone is produced by the alpha cells in the pancreatic islets?

    <p>Glucagon</p> Signup and view all the answers

    Which hormone is produced by the beta cells in the pancreatic islets?

    <p>Insulin</p> Signup and view all the answers

    Which of the following is a cardinal sign of diabetes mellitus?

    <p>All the above</p> Signup and view all the answers

    What happens to blood glucose levels in diabetes mellitus?

    <p>They increase dramatically</p> Signup and view all the answers

    Why does water follow glucose into the urine in diabetes mellitus?

    <p>To excrete excess glucose</p> Signup and view all the answers

    What happens to blood glucose levels in diabetes mellitus?

    <p>They increase dramatically</p> Signup and view all the answers

    Which gland is located posterior to the sternum?

    <p>Thymus gland</p> Signup and view all the answers

    Which gland produces thymosin?

    <p>Thymus gland</p> Signup and view all the answers

    Which gland is important in developing the immune system?

    <p>Thymus gland</p> Signup and view all the answers

    Which gland is located posterior to the sternum?

    <p>Thymus gland</p> Signup and view all the answers

    What does the thymus gland produce?

    <p>Thymosin</p> Signup and view all the answers

    What is the main function of the thymus gland?

    <p>Maturing white blood cells</p> Signup and view all the answers

    Which hormone is produced by the ovaries?

    <p>A and D</p> Signup and view all the answers

    Which hormone is produced by the testes?

    <p>Testosterone</p> Signup and view all the answers

    What are the two groups of steroid hormones produced by the ovaries?

    <p>Estrogens and Progesterone</p> Signup and view all the answers

    Which hormones stimulate the development of secondary female characteristics and regulate the menstrual cycle?

    <p>Estrogens</p> Signup and view all the answers

    What is the main function of estrogens in the body?

    <p>Mature female reproductive organs ( all the above)</p> Signup and view all the answers

    Which hormone, along with estrogens, promotes breast development?

    <p>Progesterone</p> Signup and view all the answers

    Which hormone acts with estrogen to bring about the menstrual cycle?

    <p>Progesterone</p> Signup and view all the answers

    What does progesterone help prepare the breasts for?

    <p>Lactation</p> Signup and view all the answers

    Which hormone helps in the implantation of an embryo in the uterus?

    <p>Progesterone</p> Signup and view all the answers

    Where does the implantation of an embryo occur?

    <p>Uterus</p> Signup and view all the answers

    Which hormone is responsible for adult male secondary sex characteristics?

    <p>Testosterone</p> Signup and view all the answers

    What are some function of androgens in the male reproductive system?

    <p>B and C</p> Signup and view all the answers

    Which hormone is produced by the placenta in addition to estrogen, progesterone, and other hormones?

    <p>Human chorionic gonadotropin (hCG)</p> Signup and view all the answers

    What is the main function of the hormones produced by the placenta?

    <p>Maintain pregnancy</p> Signup and view all the answers

    Which organ plays a part delivery of the baby?

    <p>Placenta</p> Signup and view all the answers

    Which of the following is a symptom associated with decreasing function of female ovaries at menopause?

    <p>All the above</p> Signup and view all the answers

    What is a effect of decreasing function of female ovaries at menopause on bone health?

    <p>Decreased bone density</p> Signup and view all the answers

    At what age does the efficiency of the endocrine system start to decrease?

    <p>In old age</p> Signup and view all the answers

    Which of the following is a common effect of aging on the endocrine system?

    <p>Increased incidence of diabetes mellitus</p> Signup and view all the answers

    Which of the following is NOT a common effect of aging on the endocrine system?

    <p>increased metabolic rate</p> Signup and view all the answers

    Which of the following is a possible consequence of the decreased efficiency of endocrine glands with aging?

    <p>Increased cancer rates</p> Signup and view all the answers

    Which hormone stimulates follicle development in the ovaries and sperm development in the testes?

    <p>Follicle-stimulating hormone (FSH)</p> Signup and view all the answers

    Which hormone triggers ovulation of an egg in females and stimulates testosterone production in males?

    <p>Luteinizing hormone (LH)</p> Signup and view all the answers

    Which hormones regulate the hormonal activity of the gonads?

    <p>Gonadotropic hormones</p> Signup and view all the answers

    Where is the thyroid gland located?

    <p>At the base of the throat</p> Signup and view all the answers

    How many lobes does the thyroid gland have?

    <p>Two lobes</p> Signup and view all the answers

    What hormones does the thyroid gland produce?

    <p>Thyroid hormone and calcitonin</p> Signup and view all the answers

    Which gland is responsible for producing thyroid hormones?

    <p>Thyroid gland</p> Signup and view all the answers

    What is the main function of thyroid hormones?

    <p>Promoting tissue growth and development (Major metabolic hormone (Controls rate of oxidation of glucose to supply body heat and chemical energy</p> Signup and view all the answers

    Which hormones are secreted by the thyroid gland?

    <p>Thyroxine and triiodothyronine</p> Signup and view all the answers

    Which condition is caused by the hyposecretion of thyroxine and results in dwarfism during childhood?

    <p>Cretinism</p> Signup and view all the answers

    What is the main reason why salt is iodized?

    <p>To prevent goiters</p> Signup and view all the answers

    Which gland enlarges due to the lack of iodine and can cause goiters?

    <p>Thyroid gland</p> Signup and view all the answers

    Which hormone stimulates and maintains milk production following childbirth?

    <p>Prolactin (PRL)</p> Signup and view all the answers

    What is the function of Adrenocorticotropic hormone (ACTH)?

    <p>Regulates endocrine activity of the adrenal cortex</p> Signup and view all the answers

    What is the function of Prolactin (PRL) in males?

    <p>Function in males is unknown</p> Signup and view all the answers

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