Choose the best answer.

1			Which is NOT a layer of the adrenal cortex?
			A)	zona glomerulosa
			B)	zona fasciculata
			C)	zona medullaris
			D)	zona reticularis
2			Neuroendocrine cells are _______________________
			A)	neurons that regulate secretion by endocrine glands.
			B)	neurons that release hormones into the blood.
			C)	neurons whose activity is regulated by hormones.
			D)	endocrine cells that respond to neurotransmitters.
3			Noninsulin-dependent diabetes mellitus results when ____________________________
			A)	glucagon is able to compensate for the deficiency of insulin.
			B)	somatostatin is able to compensate for the deficiency of insulin.
			C)	insulin is secreted but target cells lack receptors for it.
			D)	insulin binds to its target cells but the cAMP second-messenger system fails to work.
4			Which of the following has NO effect on blood pressure?
			A)	Aldosterone
			B)	Atrial natriuretic peptide
			C)	Angiotensin II
			D)	Erythropoietin
			E)	Antidiuretic hormone
5			The adrenal cortex secretes all of the following EXCEPT __________________
			A)	androgens.
			B)	estrogens.
			C)	aldosterone.
			D)	epinephrine.
			E)	cortisol.
6			Which of the following statements is INCORRECT?
			A)	Endocrine glands lack ducts.
			B)	The effect of hormones is shorter than the effect of nerve impulses.
			C)	Steroid hormones are carried in the blood by transport proteins.
			D)	Hormones may have widespread, distant effects on the body.
			E)	A common second-messenger is cyclic AMP.
7			What does the hormone produced by the heart do?
			A)	Increases sodium excretion in the kidney.
			B)	Increases potassium excretion in the kidney.
			C)	Increases sodium absorption in the kidney.
			D)	Increases the heart rate and force.
8			What is the name of the condition that results from the hyposecretion of growth hormone during childhood?
			A)	Pituitary gigantism
			B)	Myxedema
			C)	Pituitary dwarfism
			D)	Pineal tumor
9			What is the name of the condition, sometimes fatal, that results from the hyposecretion of glucocorticoids or mineralocorticoids from the adrenal glands?
			A)	Acromegaly
			B)	Addison's disease
			C)	Cushing's syndrome
			D)	Toxic goiter
10			What is the name of the condition that results from thyroid hyposecretion present from birth?
			A)	Congenital hypothyroidism
			B)	Addison's disease
			C)	Cushing's syndrome
			D)	Toxic goiter
11			What is the form of diabetes that 90% of diabetics have, which is due to hormone insensitivity?
			A)	Polydipsia
			B)	Type I (insulin-dependent)
			C)	Polyphgia
			D)	Type II (non-insulin-dependent)
12			What is the name of the condition that results from a hypersecretion of cortisol which can create this "moon-faced" appearance?
			A)	Acromegaly
			B)	Addison's disease
			C)	Cushing's syndrome
			D)	Toxic goiter
13			What is the name of the area where the thyroid, parathyroid and thyroid C cells have their embryonic origins?
			A)	Pharyngeal pouches
			B)	Neural crest cells
			C)	Ectoderm of the pharynx
			D)	Neural tube
14			The stomach and small intestine produce up to 10 different hormones called _______________________ hormones.
			A)	renal regulatory
			B)	enteric
			C)	biliary
			D)	ilio-regulatory
15			The cells that produce testosterone are called _______________________.
			A)	sustentacular
			B)	gonadal
			C)	primary
			D)	interstitial
16			The cells of the testes that produce inhibin, the hormone, are called ______________________.
			A)	sustentacular
			B)	gonadal
			C)	primary
			D)	interstitial
17			The granulosa cells of the follicles of the ovaries produce estadiol and _______________.
			A)	testosterone
			B)	inhibin
			C)	follicular stimulating hormone (FSH)
			D)	progesterone
18			A loss of the beta cells of the pancreas would impact the level of this hormone. What is it called?
			A)	glucagons
			B)	somatostatin
			C)	insulin
			D)	gastrin
19			The pancreatic hormone gastrin should ______________ acid secretion.
			A)	inhibit
			B)	stimulate
			C)	have no effect upon
20			Which is NOT normally produced by the adrenal cortex?
			A)	Sex steroids
			B)	Mineralocorticoids
			C)	Growth hormone
			D)	Glucocorticoids
21			What is the name of the two hormones that are released by the adrenal medulla upon stimulation by the sympathetic nervous division?
			A)	Gastrin and inhibin
			B)	Norepinephrine and epinephrine
			C)	Dopamine and serotonin
			D)	Insulin and glucagon
22			The parathyroid glands produce ________________ hormone.
			A)	calcitonin
			B)	parathyroid
			C)	thyroxine
			D)	ossegenic
23			A lack of the thyroid hormones can cause problems with the development of the _____________.
			A)	nervous system
			B)	muscular system
			C)	GI system
			D)	urinary system
24			A lack of iodine in the diet can create an enlarged ________________ over time.
			A)	heart
			B)	liver
			C)	pineal gland
			D)	thyroid