FHSC 203 Chap 6: Endocrine System

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Questions and Answers

What hormonal function is stimulated in amphibians, reptiles, and other animals by melanocyte-stimulating hormone (MSH)?

  • Appetite control
  • Synthesis of melanin pigment (correct)
  • Protein synthesis in cells
  • Growth and development

What is the primary function of growth hormone (GH) in the human body?

  • To increase the rate of glucose utilization throughout the body
  • To break down glycogen in the liver
  • To promote the growth of almost all tissues capable of growing (correct)
  • To inhibit the release of fatty acids from adipose tissue

What is the effect of growth hormone on glucose utilization throughout the body?

  • Decreases glucose utilization (correct)
  • Varies depending on the individual
  • Has no effect on glucose utilization
  • Increases glucose utilization

What is the name of the intermediate substances through which GH exerts much of its effect?

<p>Somatomedins or Insulin-Like Growth Factors (IGFs) (C)</p> Signup and view all the answers

What is the result of growth hormone hypersecretion in children?

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

What is the name of the hormone that inhibits GH secretion and is also produced in the gut?

<p>Growth Hormone-Inhibiting Hormone (GHIH) or somatostatin (C)</p> Signup and view all the answers

What is the effect of GH on the breakdown of glycogen in the liver?

<p>Increases glycogen breakdown (C)</p> Signup and view all the answers

What is the result of GH deficiency in children?

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

What is the effect of GH on fatty acid mobilization from adipose tissue?

<p>Increases fatty acid mobilization (A)</p> Signup and view all the answers

How is GH secretion controlled in the body?

<p>Through the hypothalamic-hypophysial portal vessels (A)</p> Signup and view all the answers

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