If the dorsal root of a spinal nerve were to be cut, the individual would ________.
A. have no reflexes involving that nerve
B. have no motor responses for that nerve
C. have no sensory perception from that nerve
D. Both have no sensory perception from that nerve and have no reflexes involving that nerve are correct.
Answer: D
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A. amnion B. chorion C. trophoblast D. blastocyst E. placenta
Below are the events that occur during continuous propagation of action potential. Select the correct order in which the events occur. 1. Adjacent membrane segment depolarizes. 2. Local current spreads to adjacent voltage gated channel. 3. Threshold is met. 4. Local current develops due to sodium moving in the cytosol
A) 2,4,3,1 B) 2,4,1,3 C) 4,2,3,1 D) 4,2,1,3 E) 1,4,2,3
Vestibular information is important for all of the following except
a. hearing b. maintenance of balance c. control of eye movement d. perception of motion and orientation e. maintenance of desire posture
In what way is pulmonary circulation different from circulation in other body tissues?
A. Pulmonary circulation does not exhibit vasoconstriction. B. Pulmonary circulation does not exhibit vasodilation. C. As opposed to other tissues, low O2 levels in the lungs induces vasoconstriction. D. As opposed to other tissues, low O2 levels in the lungs induces vasodilation.