Reproductive System Hormones
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Questions and Answers

What is the role of Osteocalcin?

  • Inhibits calcitriol formation
  • Increases leptin sensitivity
  • Stimulates platelet production
  • Increases insulin production and sensitivity to glucose (correct)

How does FGF23 affect calcitriol formation and phosphorus excretion?

  • Has no effect on calcitriol formation or phosphorus excretion
  • Decreases calcitriol formation and phosphorus excretion
  • Inhibits calcitriol formation and increases phosphorus excretion (correct)
  • Increases calcitriol formation and phosphorus excretion

What happens to human Growth Hormone, cortisol, and aldosterone production with age?

  • They remain unchanged with age
  • They increase with age
  • They decline with age (correct)
  • They fluctuate with age

What effect does aging have on insulin resistance?

<p>It increases insulin resistance (A)</p> Signup and view all the answers

What is the primary function of inhibin?

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

Which hormone is responsible for protecting the fetus from immune rejection?

<p>hCG (B)</p> Signup and view all the answers

What is the role of somatostatin?

<p>Inhibits glucagon and insulin release (B)</p> Signup and view all the answers

What is the function of glycolysis?

<p>Break down of glucose to get ATP (B)</p> Signup and view all the answers

Which hormone stimulates the release of bicarbonate from the pancreas?

<p>Cholecystokinin (CCK) (A)</p> Signup and view all the answers

What is the primary role of leptin?

<p>Binds to brain neurons to promote satiety after a meal and increase hunger if levels are low (A)</p> Signup and view all the answers

Which region of the adrenal gland responds to physiological and psychological stress?

<p>Adrenal medulla (A)</p> Signup and view all the answers

What is the effect of glucocorticoids produced by the Zona Fasciculata?

<p>Inhibit anabolism and down regulate the immune system (C)</p> Signup and view all the answers

What are the symptoms of Cushing’s disease?

<p>High blood glucose, lipid deposits on face and neck, and impaired immunity (A)</p> Signup and view all the answers

What is the function of the Pineal Gland?

<p>Produces and secretes melatonin, influencing circadian rhythms (D)</p> Signup and view all the answers

What is the primary function of testosterone?

<p>Develop male reproductive system, mature sperm cells, and male secondary sex characteristics (A)</p> Signup and view all the answers

What happens during the alarm reaction stage of stress reaction?

<p>Fight or flight response for short term survival (B)</p> Signup and view all the answers

In which part of the endocrine system does long-distance communication primarily occur?

<p>Through the secretion of hormones in the blood (C)</p> Signup and view all the answers

Which type of hormone is derived from the lipid cholesterol and travels bound to a transport protein?

<p>Steroid hormone (A)</p> Signup and view all the answers

What is considered a first messenger in hormone action?

<p>Hormone receptor (A)</p> Signup and view all the answers

Which type of hormone receptor binds inside the plasma membrane and triggers transcription to mRNA and protein synthesis?

<p>Intracellular hormone receptor (B)</p> Signup and view all the answers

What is the effect where one hormone enables another to act?

<p>Permissive effect (C)</p> Signup and view all the answers

Which gland serves as the command center of the endocrine system and connects to the pituitary through the infundibulum?

<p>Hypothalamus (A)</p> Signup and view all the answers

What does oxytocin stimulate in the body?

<p>Uterine contraction and dilation of the cervix (C)</p> Signup and view all the answers

Which hormones regulate the function of gonads?

<p>Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH) (C)</p> Signup and view all the answers

What does Calcitonin released by the thyroid gland do to blood calcium levels?

<p>Decreases blood calcium levels (A)</p> Signup and view all the answers

What functional cells secrete parathyroid hormone (PTH) in the parathyroid gland?

<p>Chief Cells (C)</p> Signup and view all the answers

What is released by the thyroid gland in response to UV light or pregnancy?

<p>Melanocyte-Stimulating Hormone (MSH) (A)</p> Signup and view all the answers

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