There are ________ pairs of cranial nerves
A) 4
B) 12
C) 31
D) 5
B
Anatomy & Physiology
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________ channels open or close in response to physical distortion of the membrane surface
A) Voltage-gated B) Chemically gated C) Active D) Mechanically gated E) Leak
Anatomy & Physiology
The endocrine gland that is a modified sympathetic ganglion is the ________.
A) thyroid. B) adrenal medulla. C) anterior pituitary. D) posterior pituitary. E) adrenal cortex.
Anatomy & Physiology
In the respiratory system, most gas exchange takes place in the
A- Alveoli B-pleurae C-bronchi D- terminal bronchioles
Anatomy & Physiology
The diagram illustrates sensory nerve endings in the skin. What structure does "C" represent?
A. Meissner corpuscles B. free nerve endings C. Ruffini end organ D. Pacinian corpuscle E. Merkel disks
Anatomy & Physiology