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Lecture 6 Quiz

Quiz by Amanda Delos Santos

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10 questions
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  • Q1

    Which is NOT a method of hormone action?

    control of ion or molecule transport across cell membranes

    control of electrical signaling pathways

    control of enzymatic reaction rates

    All are methods of hormone action.

    control of gene expression and protein synthesis

    30s
  • Q2

    Which statement about peptide hormones is FALSE?

    Peptide hormones in the bloodstream are always bound to carrier proteins.

    Peptide hormones interact with receptors on the surface of their target cells.

    Peptide hormones are first synthesized as prohormones.

    Prohormones can be activated before their release by post-translational modification.

    Peptide hormones remain in circulation for relatively short periods of time.

    30s
  • Q3

    Which hormone is NOT an amino acid derivative?

    norepinephrine

    thyroid-stimulating hormone

    melatonin

    epinephrine

    thyroid hormone

    30s
  • Q4

    The posterior pituitary gland secretes

    TSH

    ACTH

    MSH

    Vasopressin (ADH)

    FSH

    30s
  • Q5

    The ________ of a hormone is a measure of how long a hormone is active in the body.

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    30s
  • Q6

    The hormones that regulate the male and female reproductive organs are collectively called ________.

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    30s
  • Q7

    After a hormone has exerted its effects, it typically

    is absorbed by its target cell.

    is absorbed by the gland that secreted it.

    continues to act until an opposing hormone is secreted.

    increases its half-life.

    is inactivated or removed from the blood.

    30s
  • Q8

    Synergism occurs when

    one hormone stimulates the secretion of a second hormone.

    hormones working together produce a smaller effect than predicted.

    one hormone inhibits the release of a second hormone.

    a hormone can exert its full effects only in the presence of another hormone.

    hormones working together produce a larger effect than predicted.

    30s
  • Q9

    The term that describes the need for one hormone to be present for a second hormone to produce a full effect is

    called ________.

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    30s
  • Q10

    The hormones of the anterior pituitary are controlled by trophic hormones from the ________.

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    30s

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