Hypothalamus and Pituitary Gland Quiz

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Questions and Answers

What is the main function of the hypothalamus in relation to the endocrine system?

  • Control the autonomic nervous system (correct)
  • Regulate the levels of neurotransmitters in the brain
  • Directly produce and secrete hormones
  • Stimulate the release of growth hormone

Which gland serves as a bridge between the central nervous system and the endocrine system?

  • Thyroid gland
  • Hypothalamus (correct)
  • Adrenal gland
  • Pancreas

What is a unique feature of the hypothalamus in terms of receiving signals?

  • It does not receive any signals
  • It can receive both neural and hormonal signals (correct)
  • It can only receive hormonal signals
  • It only receives neural signals

Which therapeutic strategy involves blocking the effects of hypothalamic and pituitary hormones?

<p>Antagonists for hormone excess (D)</p> Signup and view all the answers

In the Hypothalamic-Pituitary Axis (HPA), what is the main function of this axis?

<p>Run most feedback loops involving hormones (A)</p> Signup and view all the answers

Apart from controlling behaviors like eating, drinking, sleep, and sexual behavior, what other function does the hypothalamus have?

<p>Controlling pituitary gland activities (D)</p> Signup and view all the answers

What is the main effect of corticotropin-releasing hormone?

<p>Stimulates release of adrenocorticotropic hormone (D)</p> Signup and view all the answers

Which hormone is responsible for stimulating the release of prolactin?

<p>Prolactin-releasing hormone (B)</p> Signup and view all the answers

What is the function of growth hormone-releasing hormone?

<p>Stimulates release of growth hormone (A)</p> Signup and view all the answers

Which drug is used for ovulation induction and infertility treatment?

<p>Gonadorelin (D)</p> Signup and view all the answers

What is the role of thyrotropin releasing hormone?

<p>Stimulates release of thyroid stimulating hormone (B)</p> Signup and view all the answers

Which peptide is synthesized in the hypothalamus and transported to the anterior pituitary via portal circulation?

<p>Gonadotropin releasing hormone (B)</p> Signup and view all the answers

What is the function of Follicle Stimulating Hormone (FSH)?

<p>Enhance egg and sperm production in gonads (C)</p> Signup and view all the answers

Which hormone inhibits the release of growth hormone (GH) and thyroid-stimulating hormone (TSH)?

<p>Growth Releasing Inhibiting Hormone (Somatostatin) (C)</p> Signup and view all the answers

What is the clinical application of Human Menopausal Gonadotropin (hMG)?

<p>Induction of ovulation in women (A)</p> Signup and view all the answers

Which hormone is NOT a pituitary hormone but similar to pituitary gonadotropins?

<p>Human Placenta Chorionic Gonadotropin (hCG) (B)</p> Signup and view all the answers

What is the main function of Adrenocorticotropic Hormone (ACTH)?

<p>Prevent adrenal cortex atrophy (B)</p> Signup and view all the answers

What is the mechanism of action of Human Placenta Chorionic Gonadotropin (hCG)?

<p>Induction of ovulation (C)</p> Signup and view all the answers

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