a14 pt 3

What is the most likely effect of a deficiency of aldosterone? a. High blood pressure b. Low level of potassium in the blood c. Low blood volume and hypotension d. Goiter formation

. Low blood volume and hypotension

Which of the following is a function of parathyroid hormone? a. It causes the excretion of calcium in the urine. b. It stimulates osteoblastic activity to form bone. c. It stimulates the thyroid gland to secrete calcitonin. d. It increases plasma levels of calcium.

It increases plasma levels of calcium.

The secretion of cortisol by the adrenal gland suppresses further secretion of ACTH by the anterior pituitary gland. What is this interaction called? a. Cerebral lateralization b. Circadian rhythm c. Cellular differentiation d. Negative feedback control

Negative feedback control

Which gland secretes melatonin and is concerned with our biological rhythms? a. Pancreas b. Adenohypophysis c. Pineal gland d. Adrenal gland

Pineal gland

Which of the following steroids is an androgen? a. Progesterone b. Testosterone c. Estrogen d. Aldosterone

Testosterone

ACTH stimulates the a. hypothalamus to secrete corticotropin-releasing hormone (CRH). b. adenohypophysis to secrete cortisol. c. adrenal cortex to secrete cortisol. d. adrenal medulla to secrete glucagon.

adrenal cortex to secrete cortisol.

Cretinism, myxedema, and Graves' disease are all a. thyroid hormone deficiency diseases. b. thyroid hormone disorders caused by oversecretion of thyroxine. c. calcium imbalances due primarily to the lack of calcitonin. d. disorders of thyroid gland function

disorders of thyroid gland function

The person with _____ is most likely to receive insulin therapy. a. myxedema b. Graves' disease c. diabetes insipidus d. hyperglycemia

hyperglycemia

The neurohypophysis a. is the anterior pituitary gland. b. secretes ACTH, TSH, and the gonadotropins. c. secretes the releasing hormones. d. is the posterior pituitary gland.

is the posterior pituitary gland.

Hypocalcemic tetany a. causes a flaccid paralysis. b. resembles neuromuscular blockade by curare. c. may be caused by a deficiency of PTH. d. is caused by a deficiency of insulin.

may be caused by a deficiency of PTH.