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Exam 24: The Urinary System

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Question 41

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Infection of the renal pelvic and calyces is known as

A) hydronephritis.
B) cystitis.
C) nephritis.
D) pyelitis.

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Question 42

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

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Question 43

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In the juxtaglomerular apparatus, the macula densa belongs to the

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.

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

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

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

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

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

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

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?

The kidneys lie behind the cavity.

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

Which vessels lie within the renal columns?

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

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

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.