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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?

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

What is the result of growth hormone hypersecretion in children?

Gigantism (B) Signup and view all the answers

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

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

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

Increases glycogen breakdown (C) Signup and view all the answers

What is the result of GH deficiency in children?

Pituitary dwarfism (C) Signup and view all the answers

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

Increases fatty acid mobilization (A) Signup and view all the answers

How is GH secretion controlled in the body?

Through the hypothalamic-hypophysial portal vessels (A) Signup and view all the answers

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