Each kidney contains more than a million functional units called ___________.
Fill in the blank with correct word.
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Question 2) The juxtaglomerular cells release the enzyme ______________ when the macula densa cells detect low blood volume or solute concentration.
Fill in the blank with correct word.
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Question 3) The internal urethral sphincter is formed by skeletal muscle fibers of the urogenital diaphragm.
Indicate whether this statement is true or false.
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Question 4) This figure shows a renal corpuscle. What structure does number 6 indicate?
A. Efferent arteriole
B. Distal convoluted tubule
C. Proximal convoluted tubule
D. Afferent arteriole
E. Nephron loop
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Question 5) This figure shows a renal corpuscle. The two structures indicated by numbers 3 and 4 collectively form the
A. macula densa.
B. juxtaglomerular apparatus.
C. corticomedullary junction.
D. juxtamedullary junction.
E. vasa recta.
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Question 6) Sympathetic fibers inhibit micturition.
Indicate whether this statement is true or false.
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Question 7) This figure shows a renal corpuscle. What structure does number 1 indicate? A. Distal convoluted tubule
A. Distal convoluted tubule
B. Glomerulus
C. Afferent arteriole
D. Proximal convoluted tubule
E. Efferent arteriole
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Question 8) This figure shows a frontal section of the kidney. What structure does number 5 indicate?
A. Renal medulla
B. Renal lobe
C. Renal sinus
D. Renal pyramid
E. Renal cortex
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Question 9) This figure shows a frontal section of the kidney. Which number indicates the renal pelvis?
A. 1
B. 2
C. 4
D. 8
E. 9
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Question 10) Put the portions of the male urethra in the correct order, from the urinary bladder to the exterior.
a: Spongy part
b: Urethral orifice
c: Prostatic part
d: Membranous part
A. b, c, a, d
B. c, a, d, b
C. b, c, d, a
D. c, d, a, b
E. b, a, c, d
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