Which cell in the figure is actively secreting testosterone?
a) H
b) F
c) C
d) A
e) D
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Question 2) Which vessel(s) in the diagram are the vasa recta?
a) C
b) D
c) E
d) M
e) L
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Question 3) Which vessel in the diagram is the interlobular vein?
a) C
b) D
c) E
d) F
e) L
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Question 4) Which of the following effectors would NOT be activated as described below in response to hypovolemic shock?
a) Adrenal cortex releases aldosterone.
b) Kidneys conserve salt and water.
c) Heart rate increases.
d) Systemic arterioles vasodilate.
e) Heart contractility increases.
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Question 5) What would the pulse pressure and mean arterial pressure be for an individual with a blood pressure of 120/80?
a) 40; 100
b) 40; 93.3
c) 40; 103.3
d) 200; 100
e) 100; 200
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Question 6) During heart transplants, the _____ nerves are severed resulting in a faster resting heart rate (approximately 100 beats per minute) after the transplant.
a) glossopharyngeal
b) cardiac accelerator
c) vagus
d) phrenic
e) cervical spinal
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Question 7) Name the layer labeled B
a) Submucosa
b) Serosa
c) Longitudinal muscle
d) Mucosa
e) Circular muscle
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Question 8) In comparison to a sedentary individual, a well-trained athlete will usually have all the following characteristics EXCEPT
a) a higher cardiac reserve.
b) a higher resting cardiac output.
c) a higher stroke volume.
d) hypertrophy of the heart.
e) resting bradycardia.
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Question 9) Antigens that induce an allergic reaction are called
a) lymphotoxin
b) perforin
c) granulysin
d) interleukin-1
e) allergen
(
Question 10) Name the layer labeled A
a) Submucosa
b) Serosa
c) Longitudinal muscle
d) Mucosa
e) Circular muscle
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