Choose the best answer.

1			What structure conveys urine from the kidney to the bladder?
			A)	ureter
			B)	urethra
			C)	collecting duct
			D)	distal convoluted tubule
			E)	mesonephric duct
2			What is the embryonic kidney that survives into adulthood?
			A)	cloaca
			B)	metanephros
			C)	pronephros
			D)	mesonephros
3			The glomerular capsule and glomerulus make up
			A)	a renal corpuscle.
			B)	a renal pyramid.
			C)	a juxtaglomerular apparatus.
			D)	a nephron.
4			The three regions of the male urethra are the prostatic, vesicular, and spongy (penile).
			A)	True
			B)	False
5			Immediately after the arcuate artery, blood flows into the interlobar arteries.
			A)	True
			B)	False
6			The most abundant nitrogenous waste of the blood is urea.
			A)	True
			B)	False
7			What embryonic structure gives rise to the collecting ducts?
			A)	pronephros
			B)	metanephros
			C)	mesonephric duct
			D)	embryonic cloaca
8			The hormone that regulates sodium reabsorption by the distal convoluted tubule is antidiuretic hormone (ADH).
			A)	True
			B)	False
9			Each kidney has approximately 100,000 nephrons.
			A)	True
			B)	False
10			Which type of blood vessel is most abundant in the kidney?
			A)	interlobar arteries
			B)	afferent arterioles
			C)	arcuate arteries
			D)	interlobar arteries
			E)	renal arteries
11			Urine normally contains all of the following except
			A)	sodium.
			B)	urea.
			C)	glucose.
			D)	creatinine.
			E)	potassium.
12			Infection of the urinary bladder is known as
			A)	pyelitis
			B)	nephroptosis
			C)	cystitis
			D)	renal calculus
			E)	pyelonephritis
13			Juxtaglomerular cells secrete renin.
			A)	True
			B)	False
14			Which of the following is not part of the renal corpuscle?
			A)	glomerular capillaries
			B)	glomerular capsule
			C)	pedicels
			D)	afferent arteriole
			E)	fenestrations
15			Which of the following is not a function of the kidneys?
			A)	They help regulate the pH of body fluids
			B)	They have a role in erythrocyte production.
			C)	They play a role in production of vitamin D.
			D)	They secrete hormones that stimulate thirst.
			E)	They regulate blood pressure.
16			The kidneys receive about 15% of cardiac output.
			A)	True
			B)	False
17			The layers of connective tissue surrounding the kidney from outward to inward are the adipose capsule, renal fascia, and the renal capsule.
			A)	True
			B)	False
18			The three layers of the filtration membrane are the capillary endothelium, the basement membrane, and filtration slits.
			A)	True
			B)	False
19			What is the role of aldosterone?
			A)	Aldosterone promotes sodium reabsorption.
			B)	Aldosterone regulates calcium and phosphate excretion.
			C)	Aldosterone reduces blood flow into the glomerulus.
			D)	Aldosterone promotes water retention and reduces urine volume.
			E)	Aldosterone increases excretion of sodium in the urine.