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Questions Bank (1401918 total)

Which of the following is most likely to cause the secretion of calcitonin?

Elevated plasma calcium level

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The secretion of this gland enhances a sympathetic response.

Adrenal medulla

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What do the following hormones have in common: growth hormone, cortisol, and epinephrine? All

are secreted by the adrenal glands.

suppress gluconeogenesis.

raise blood glucose.

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This cone-shaped gland is located in the head and is called the "biological clock."

Posterior pituitary

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Which of the following is least characteristic of the function of insulin?

Lowers blood glucose

Increases the generation of ketone bodies

Suppresses gluconeogenesis

Increases glucose transport (into the cell)

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Cushing syndrome

may be caused by steroid (prednisone) therapy.

is caused by adrenal insufficiency.

is characterized by hypoglycemia and low blood volume.

is treated with growth hormone.

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The optic nerve

receives sensory information from the retina.

transmits sensory information to the temporal lobe.

is cranial nerve III.

receives sensory information from mechanoreceptors.

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Rods and cones are

visual receptors.

refracting structures.

visual reflexes.

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Hypocalcemic tetany

resembles neuromuscular blockade by curare.

may be caused by a deficiency of PTH.

is caused by a deficiency of insulin.

causes a flaccid paralysis.

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What is the stimulus for the release of insulin?

Low blood volume

High plasma levels of potassium

Low plasma levels of calcium

High plasma levels of glucose

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