A neuron that is more negatively charged than it is at rest is ________.
A. polarized
B. hyperpolarized
C. depolarized
D. refractory
Answer: B
You might also like to view...
Factors that influence an individual's BMR (basal metabolic rate) include all of the following except
A) physical exertion. B) age. C) body weight. D) genetics. E) gender.
Tom lightly touches Jane's back with two sharp pins but Jane only feels one sharp point. Why?
A. There is a high density of tactile nerve fibers on the back so she felt a sharp, discriminate pain. B. Tactile receptors on the back have small receptive fields. C. The back has fine two-point discrimination. D. Tactile receptors on the back have large receptive fields. E. Jane is an insensitive person.
Which of these causes inhalation/inspiration?
A. Contraction of the abdominal muscles B. Alveolar pressure increasing above atmospheric pressure C. Flattening (downward movement) of the diaphragm D. Increase in the curvature (upward movement) of the diaphragm E. Movement of the ribs closer together due to contraction of the internal intercostal muscles
The spleen is an organ in which body system?
A) urinary B) respiratory C) digestive D) lymphatic