Exam 16: The Endocrine System

Chemical substances secreted by cells into the extracellular fluids that travel through the blood and regulate the metabolic function of other cells in the body are called ____________.

Following workup for symptoms of decreased libido and erectile dysfunction, a patient is told that his pituitary is hypersecreting prolactin. Is there need for concern about this young man?

Which of the following is NOT a change typically produced by a hormonal stimulus?

Which of the following is NOT a parathyroid gland mechanism to maintain adequate levels of blood calcium?

The endocrine gland that is probably malfunctioning if a person has a high metabolic rate is the parathyroid.

Aldosterone ___________.

Compare the structure and function of endocrine and exocrine glands.

Thomas is a diabetic. While at work, he began to tremble, was somewhat disoriented, and showed signs similar to that of a drunk. One of his colleagues gave him some hard candy, which seemed to help him return to normal functions. Why? Was this a proper action, considering that Thomas is diabetic?

ACTH stimulates the adrenal cortex to release corticosteroid hormones.

The pineal gland is used as a brain orientation reference landmark for brain X-rays.

Both "turn on" factors (hormonal, humoral, and neural stimuli) and "turn off" factors (feedback inhibition and others) may be modulated by the activity of the nervous system.

All amino acid-based hormones are lipid soluble and can cross the plasma membrane.

How do glucocorticoids enable the body to deal appropriately with stress?

A man has been told that he is NOT synthesizing enough follicle-stimulating hormone (FSH), and for this reason he may be unable to father a child. Choose the correct statement to explain this problem.

Explain how antidiuretic hormone can help regulate an abnormal increase in solute concentration in the extracellular fluid.

Why should the hypothalamus instead of the anterior pituitary be called the "master endocrine gland"?

List the four mechanisms involved in the regulation of aldosterone secretion.

Glucagon ___________.

A woman with excessive body hair, a deep voice, and an enlarged clitoris shows the outward symptoms of which hormonal dysfunction?

A 25-year-old male was admitted to the medical/surgical unit with a blood glucose of 600 mg/dl. On assessment, the nurse observed his breathing was deep and rapid, and his breath smelled of acetone. His face was flushed and his skin was dry. His pH was low. Describe the physiological response that is occurring.