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As a rule, hormone concentrations are controlled by

negative feedback mechanisms.

Beverage alcohol causes an increase in urine production by

inhibiting the secretion of ADH.

Which of the following hormones exerts its effect primarily upon the reproductive organs?

follicle-stimulating hormone

Which of the following hormones requires a releasing hormone from the hypothalamus for its secretion?


Addison's disease

a)results in low blood pressure.
b)is caused by hyposecretion of cortical hormones.
c)is characterized by decreased blood sodium and increased blood potassium levels.

An example of a hormone secreted by the adrenal medulla is

none of the above

Oxytocin is sometimes administered to women following childbirth to stimulate

uterine contractions.

Insulin causes

a decrease in the concentration of blood glucose.

Cushing's syndrome is

A)a cause of high blood glucose and sodium concentrations.
B)a cause of a great decrease in tissue protein.
C)caused by hypersecretion of cortical hormones.
D)ANSWER all of the above

A hormone is defined as a ______ and the target cell is defined as _______.

substance that has a metabolic effect on another cell; a cell that possesses specific receptors for hormone molecules

A steroid hormone acts on a target cell by

directly causing protein synthesis.

As a result of the general response to stress, the blood concentrations of epinephrine

and cortisol rise.

Target cells for releasing hormones are in the

anterior pituitary gland.

Another name for antidiuretic hormone is


Various anti-inflammatory drugs, such as aspirin, that are used to treat the symptoms of rheumatoid arthritis act by inhibiting the production of


Nonsteroid hormones act upon their target cells by causing

the activation of adenylate cyclase.

Where are the hormones secreted by the posterior pituitary made?

in the hypothalamus

Cortisol acts to

stimulate the production of glucose from noncarbohydrates.

Aldosterone promotes the homeostasis of ions by causing the kidneys to

conserve sodium and excrete potassium.

A nonsteroid hormone acts on a target cell by

causing a second messenger to be formed.


A)causes bones to become soft and subject to spontaneous fractures.
B)is most often caused by a tumor.
C)stimulates excessive osteoclast activity.
D)ANSWER all of the above

The secretion of parathyroid hormone is controlled primarily by the

thyroid gland.

The blood concentration of growth hormone

rises at puberty and levels off after adolescence.

Thyroxine functions to

enhance the rate at which proteins are synthesized.

The condition called diabetes insipidus is caused by

a lack of ADH.

The hormones that causes calcium to be deposited in bone is


Treatment of noninsulin-dependent diabetes mellitus usually involves

A) maintaining desirable body weight.
B) controlling the diet.
C) exercising regularly.
D) all of the above ANSWER

Cretinism results from

A) hypothyroidism in an adult.
B) a deficiency of thyroid hormones at birth.
C) hyperthyroidism in an adult.
D) ANSWER none of the above --> comes from diet deficient in Iodine

Which of the following is secreted by nerve fibers in the posterior lobe of the pituitary gland?

antidiuretic hormone

In the treatment of diabetes mellitus, the blood test for hemoglobin A is used to measure

blood glucose concentration.

The pancreas functions as part of the endocrine system and as a part of the ______ ______

digestive system

All hormones are

organic compounds.

Which of the following has both endocrine and exocrine functions?


Melanocyte-stimulating hormone, which regulates the formation of melanin, is produced by the

anterior lobe of the pituitary gland.

Growth hormone

A) increases the rate of fat metabolism.
B) enhances the movement of amino acids into cells.
C) increases the rate of protein synthesis.
D)ANSWER all of the above

The hormone that stimulates the release of growth hormone is called _____ _______-_______ _________

growth-hormone- releasing factor

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