What is Life? A Guide to Biology with Physiology
3rd Edition
ISBN: 9781464157745
Author: Jay Phelan
Publisher: W. H. Freeman
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Question
Chapter 24, Problem 13MC
Summary Introduction
Introduction:
Testosterone is the male sex hormone, and it can disturb the normal hormonal balance in women, when used as a supplement.
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The following are characteristic of testosterone use, EXCEPT
a.
Muscle Hypertrophy.
b.
Increased haemoglobin.
c.
Increase in number of fast twitch muscle fibres.
d.
Increased protein synthesis.
Which of the following manipulations could hypothetically alleviate the physiological stress response?
A. Block the action of the parasympathetic nervous system.
B. Apply an ACTH agonist.
C. Block the action of the sympathetic nervous system.
D. Increase the production of glucocorticoids.
Which of the following are health benefits of being physically fit?
[mark all correct answers]
O a. increased muscle mass, strength, and power
O b. decreased bone density
O c. improved brain function including memory and academic
performance
O d. increased blood pressure
O e. reduced risk of heart disease and type 2 diabetes
O f. weight management
Chapter 24 Solutions
What is Life? A Guide to Biology with Physiology
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