Which of the following are structures containing sympathetic preganglionic axons that connect the anterior ramus of the spinal nerve with the ganglia of the sympathetic trunk?
a) Lumbar splanchnic nerve
b) Greater splanchnic nerve
c) Inferior cervical ganglion
d) White rami communicantes
e) Gray rami communicantes
d
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__________ is/are formed partly from the secretions of glands in the external ear canal.
A. Sebum B. Cerumen C. Sweat D. Scents E. Mucus
Fast fibers
A) have low resistance to fatigue. B) rely on aerobic metabolism. C) have many mitochondria. D) have twitches with a very brief contraction phase. E) have low resistance to fatigue and quick twitches.
Which of the following activates the muscle spindles?
A. knee-jerk test B. ballistic stretching C. both A and B D. none of the above
Osteocytes receive nutrient molecules directly from their contacts with:
a. Capillaries b. Gap junctions on processes of other osteocytes c. Lymphatic vessels d. Osteoclasts e. The periosteum