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Exam 24: The Urinary System

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Question 41

Multiple Choice

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Which of the following is not found in the renal corpuscle?

A) the glomerulus
B) the nephron loop
C) podocytes
D) glomerular capsule

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Question 42

Multiple Choice

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In the juxtaglomerular apparatus, the macula densa belongs to the

A) glomerulus.
B) terminal nephron loop.
C) efferent arteriole.
D) visceral layer of the glomerular capsule (podocytes) .

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Question 43

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Which of the following supportive tissues is most superficial?

Figure 24.2 Use the diagram above to answer the following questions. -Identify the letter that indicates the vasa recta.

Figure 24.2 Use the diagram above to answer the following questions. -Identify the letter that indicates the afferent arteriole.

Cup-shaped tubes that enclose the papillae of the pyramids.

The U-shaped is located between the proximal and distal convoluted tubules.

Figure 24.3 Use the diagram above to answer the following questions. -Identify the letter that indicates blood vessels covered by podocytes.

The kidneys lie behind the cavity.

Which vessels lie within the renal columns?

Explain the significance of the intimate anatomical relationship between the nephrons and the peritubular capillaries and vasa recta.

The urethral sphincter is composed of skeletal muscle and under voluntary control.

The kidneys are located just below lumbar vertebrae L 2 and L3.

Based on what you know about the location of the kidneys in the posterior abdominal wall, the hilum of the kidney must be at the level of which vertebra?

Describe the structure, function, and control of the internal and external urethral sphincters in micturition.

Which of the following is not usually associated with the formation of renal calculi?

Infection of the renal pelvic and calyces is known as

Blood pressure is regulated by a specialized structure, known as the , that contacts both the afferent arteriole and the terminal end of the nephron loop.

Figure 24.1 Use the diagram above to answer the following questions. -Identify the letter that indicates an expanded portion of the ureter.

Arteries that branch to form the afferent arterioles to the glomeruli are