23.1 Functions of the Urinary System

1			All of these organ systems carry out excretion except ______________.
			A)	integumentary
			B)	nervous
			C)	digestive
			D)	urinary
			E)	respiratory

23.2 Anatomy of the Kidney

2			The right kidney is lower than the left because of the space occupied by which other organ?
			A)	stomach
			B)	liver
			C)	spleen
			D)	gallbladder
3			Which of the following is the main structure holding the kidney against the back body wall?
			A)	renal capsule
			B)	adipose capsule
			C)	parietal peritoneum
			D)	renal fascia

23.3 Urine Formation I: Glomerular Filtration

4			The filtration of blood plasma that begins the process of urine formation occurs at which of the following?
			A)	peritubular capillaries
			B)	afferent arterioles
			C)	glomerular capillaries
			D)	arcuate arteries
5			Angiotensin II has all of these effects except it
			A)	increases platelet count.
			B)	increases blood pressure.
			C)	constricts arteries.
			D)	promotes water intake.

23.4 Urine Formation II: Tubular Reabsorption and Secretion

6			Aldosterone acts on the _____ to promote sodium and potassium secretion.
			A)	afferent and efferent arterioles
			B)	collecting duct
			C)	proximal convoluted tubule
			D)	distal tubule and collecting duct

23.5 Urine Formation III: Water Conservation

7			Antidiuretic hormone acts on the _____ to promote water retention.
			A)	PCT
			B)	DCT
			C)	CD
			D)	urinary bladder

23.6 Urine and Renal Function Tests

8			How does alcohol increase urine production?
			A)	It causes an increase in sodium excretion.
			B)	It decreases the concentration gradient created by the nephron loop.
			C)	It inhibits ADH secretion.
			D)	It promotes increased filtration through the glomerulus.
9			It is unhealthy to find this substance in urine.
			A)	urea
			B)	glucose
			C)	water
			D)	sodium chloride

23.7 Urine Storage and Elimination

10			This urinary disorder occurs commonly as a result of pregnancy.
			A)	nephrotic syndrome
			B)	hydronephrosis
			C)	acute renal failure
			D)	urinary incontinence