Anat/Phys Endocrine System Question Preview (ID: 46703)


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Steroid hormones trigger changes in their target cells by
a) a second messenger system.
b) creating electrical impulses.
c) direct gene activation.
d) creating an influx of sodium into the cell.

Which of the following is NOT a mechanism of activating endocrine organs?
a) hormonal stimuli
b) ionic changes stimuli
c) humoral stimuli
d) neural stimuli

The hormones produced by the hypothalamus and stored in the posterior pituitary are
a) oxytocin and prolactin.
b) growth hormone and thyroid stimulating hormone.
c) antidiuretic hormone and growth hormone.
d) oxytocin and antidiuretic hormone.

Follicle stimulating hormone
a) stimulates the production of ova and sperm.
b) stimulates the production of milk.
c) stimulates the thyroid gland.
d) stimulates the adrenal cortex.

The pineal gland produces
a) antidiuretic hormone.
b) epinephrine.
c) melatonin.
d) growth hormone.

The parathyroid glands are regulated by
a) the levels of thyroid hormone in the blood.
b) the levels of calcium in the blood.
c) the hypothalamus.
d) the anterior pituitary.

The pancreatic islets produce
a) insulin.
b) calcitonin.
c) insulin and calcitonin.
d) insulin and glucagon.

The adrenal medulla produces
a) epinephrine and norepinephrine.
b) glucocorticoids and minelaocorticoids.
c) epinephrine and androgens.
d) mineralocorticoids and norephinephrine.

Cortisol acts to
a) lower blood glucose levels.
b) increase blood calcium.
c) resist long-term stressors.
d) increase inflammation.

In the pancreatic islets, alpha cells produce
a) insulin.
b) antidiuretic hormone.
c) luteininzing hormone.
d) glucagon.

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