Reproductive Hormones and Their Functions
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Questions and Answers

Which region of the adrenal gland is responsible for producing mineralocorticoids like aldosterone?

  • Adrenal cortex
  • Zona Reticularis
  • Adrenal medulla
  • Zona Fasciculata (correct)
  • What is the function of the adrenal medulla during an acute response, such as 'fight or flight'?

  • Prompts vasodilation to essential organs
  • Regulates immune system
  • Converts glycogen to glucose
  • Increases blood pressure (correct)
  • What disorder is characterized by hypersecretion of cortisol, causing high blood glucose and lipid deposits on the face and neck?

  • Hyposecretion of aldosterone
  • Cushing's disease (correct)
  • Increased production of melatonin
  • Addison's disease
  • Where is the pineal gland located in the human body?

    <p>Posterior to the thalamus</p> Signup and view all the answers

    Which hormone influences the development of the male reproductive system, mature sperm cells, and male secondary sex characteristics?

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

    What is the function of the Zona Reticularis in the adrenal cortex?

    <p>Produces small amount of androgens</p> Signup and view all the answers

    What is the immediate stimulus for growth, particularly in bones?

    <p>Insulin-like Growth Factor-1</p> Signup and view all the answers

    Which hormone decreases with age, leading to a lower metabolic rate?

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

    What contributes to the maturation and differentiation of T lymphocytes but atrophies as we age?

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

    Which hormone is associated with a decline in ovarian function and hormone levels during menopause?

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

    What is the primary function of Inhibin?

    <p>Inhibits secretion of FSH</p> Signup and view all the answers

    Which hormone is responsible for preparing the breasts for lactation?

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

    What is the role of Somatostatin in the endocrine pancreas?

    <p>Inhibits secretion of insulin and glucagon</p> Signup and view all the answers

    Which hormone stimulates erythrocyte production in the bone marrow?

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

    What is the function of Leptin in adipose tissue?

    <p>Stimulates satiety and increases hunger if levels are low</p> Signup and view all the answers

    What is the primary function of Renin in the kidneys?

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

    What is the primary method of secretion for hormones in the endocrine system?

    <p>Release into the bloodstream</p> Signup and view all the answers

    Which of the following hormones is produced by the hypothalamus and stimulates uterine contractions and dilation of the cervix?

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

    Which hormone regulates the function of the thyroid gland?

    <p>Thyroid-Stimulating Hormone (TSH)</p> Signup and view all the answers

    Which hormone influences metabolic rate, nutrient breakdown, and ATP production?

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

    What is the primary function of calcitonin released by the thyroid gland?

    <p>Decrease blood calcium levels</p> Signup and view all the answers

    Which hormone is responsible for raising blood calcium levels and releasing calcium from bones?

    <p>Parathyroid hormone (PTH)</p> Signup and view all the answers

    Which of the following hormones stimulates lactation only during pregnancy?

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

    What is the primary method of long-distance communication for maintaining homeostasis in the body?

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

    What is the role of an autocrine chemical in cellular communication?

    <p>Elicits a response in the same cell</p> Signup and view all the answers

    Which statement best describes the action of hydrophilic hormones on target cells?

    <p>They require a second messenger system</p> Signup and view all the answers

    What can happen if cells decrease their receptors and become less reactive to excessive hormone levels?

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

    What is the primary role of the infundibulum in the endocrine system?

    <p>To connect the anterior pituitary and hypothalamus</p> Signup and view all the answers

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