Too much carbon dioxide in the blood can be the result of _______
A) fever
B) emphysema
C) hyperventilation
D) anxiety
Answer: B) emphysema
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The correct order of the digestive tube layers, from lumen outward, is:
(1) mucosa (2) muscularis externa (3) serosa (4) submucosa A) 1, 4, 3, 2 B) 4, 1, 2, 3 C) 4, 2, 3, 1 D) 1, 4, 2, 3 E) 3, 1, 2, 4
The autonomic and somatic nervous systems are part of the efferent nervous system
Indicate whether the statement is true or false
Which of the following hormones is responsible for the development and maintenance of the secondary sexual characteristics?
a. testosterone b. estrogen c. progesterone d. both testosterone and estrogen. e. all of these answers.
Which of the following is not a function of the urinary system?
A) excretes abundant protein molecules B) regulates blood volume C) contributes to stabilizing blood pH D) eliminates organic waste products E) regulates plasma concentrations of electrolytes