If a resting potential becomes more negative, the membrane is
A. repolarized.
B. summated.
C. hyperpolarized.
D. depolarized.
Answer: C
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The origin of the frontalis muscle is the
A) mandible. B) frontal bone. C) occipital bone. D) epicranial aponeurosis. E) forehead.
An animal can increase its risk of contracting a pathogen as a result of
A) A cut in the skin. B) A decrease in secretion of mucus. C) Interactions with symbiotic organisms. D) A and B
The glomerular capillary blood pressure is higher than capillary pressure elsewhere in the body, primarily because the afferent arteriole has a larger diameter than the efferent arteriole
Indicate whether the statement is true or false
Bob was completely bald on the top of his head by the time he was 35 years of age. Bob noticed he produced abundant sweat on his head when he exercised. He also noticed that his scalp was no longer oily
Which of the following changes account for the observations? (1) He has fewer functional hair follicles now. (2) He has fewer functional sebaceous glands now. (3) He has fewer merocrine sweat glands now. (4) He has fewer apocrine sweat glands now. A. 1, 3, 4 B. 1, 2, 3, 4 C. 1, 2 D. 1, 2, 4 E. 1, 2, 3