A reflex arc in which both the receptor and effector organs of the reflex are on the same side of the spinal cord is
A. monosynaptic.
B. contralateral.
C. ipsilateral.
D. polysynaptic.
E. None of the choices is correct.
Answer: C
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Aging of the lymphatic system begins
A. shortly after birth. B. before birth. C. at birth. D. after age 50.
Which sequence indicates the correct pathway for blood in the arterial flow of the upper limb?
A. Axillary artery - brachial artery - subclavian artery - ulnar artery B. Axillary artery - subclavian artery - radial artery - ulnar artery C. Subclavian artery - brachial artery - axillary artery - radial artery D. Subclavian artery - axillary artery - brachial artery - ulnar artery E. Brachial artery - subclavian artery - axillary artery - radial artery
The portion of the nervous system that has voluntary control over skeletal muscles is the ________ division.
A. autonomic motor B. somatic motor C. somatic sensory D. visceral sensory
Jane donates a pint of blood to a blood bank. A few minutes later, which of the following would be decreased compared to pre-donation values?
A. her stroke volume and total peripheral resistance B. her heart rate and total peripheral resistance C. her heart rate and mean arterial pressure D. the percentage of her cardiac output flowing to her kidneys E. blood flow to her brain