Which of the following best describes nerve signals?
A. They travel at the same speed in all nerve fibers.
B. They travel fastest in small myelinated fibers.
C. They travel fastest in small unmyelinated fibers.
D. They travel fastest in large unmyelinated fibers.
E. They travel fastest in large myelinated fibers.
Answer: E
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a. 22 hours b. 23 hours c. 24 hours d. 25 hours e. 26 hours
Each lobe of each lung is supplied by a
A. primary bronchus. B. secondary bronchus. C. tertiary bronchus. D. bronchiole. E. segmental bronchus.
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