Lipid-Soluble Vitamins and Fatty Acids Quiz
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Questions and Answers

Which physiological effect is NOT associated with prostaglandins?

  • Induction of labor
  • Promotion of acid synthesis in the gastrointestinal tract (correct)
  • Increase in blood flow in kidneys
  • Activation of the inflammatory response
  • What is the function of thromboxane in the blood clotting process?

  • Stimulates constriction and clotting of platelets (correct)
  • Prevents platelet aggregation
  • Promotes blood vessel dilation
  • Enhances blood flow to damaged tissues
  • Which type of prostaglandin has the opposite effect of thromboxane on blood vessels?

  • PGE2
  • PGF2
  • PGI2 (correct)
  • PGE1
  • What role do prostaglandins play in uterine contractions?

    <p>Induce contractions</p> Signup and view all the answers

    Which group of compounds are waxes typically composed of?

    <p>Esters of fatty acids with long chain monohydric alcohols</p> Signup and view all the answers

    Which compound is involved in promoting constriction of bronchi associated with asthma?

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

    What primary effect do prostaglandins have on damaged tissues?

    <p>Trigger white blood cell migration</p> Signup and view all the answers

    'Natural waxes are often mixtures of esters and may also contain what other compound?'

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

    'What effect does PGI2 have on blood vessels?'

    <p>Promotes blood vessel dilation</p> Signup and view all the answers

    'What is the main function of PGE2 prostaglandin?'

    <p>Induction of labor.</p> Signup and view all the answers

    What is the primary function of bile salts in the digestion process?

    <p>Aiding in the digestion of fats</p> Signup and view all the answers

    Which hormone is synthesized from cholesterol and is the starting material for both adrenocorticoid hormones and sex hormones?

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

    What is the main function of mineralocorticoids among the adrenocorticoids?

    <p>Affecting electrolyte balance</p> Signup and view all the answers

    In mammals, where is testosterone primarily secreted?

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

    What are the functions of testosterone during puberty?

    <p>Induce deepening of the voice</p> Signup and view all the answers

    Which compound is commonly known as the principal male sex hormone?

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

    What is the main role of glucocorticoids in the body?

    <p>Balancing glucose levels</p> Signup and view all the answers

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