In ________, activity at an axoaxonic synapse increases the amount of neurotransmitter released when an action potential arrives at the axon terminus
A) presynaptic inhibition
B) presynaptic facilitation
C) spatial summation
D) temporal summation
E) spatial facilitation
B
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In the following myelogram, the drawn "loop" encircles the:
A) filum terminale. B) conus medullaris. C) body of L3. D) cauda equina. E) sympathetic trunk. A) filum terminale. B) conus medullaris. C) body of L3. D) cauda equina. E) sympathetic trunk. Ans: D
The single gene that is responsible for sex determination is the ____________________ region of the ____________________ chromosome
Fill in the blank(s) with correct word
Difficulties in estimating temporal relationships between events may stem from damage to
A) the prefrontal cortex. B) the general interpretive area. C) Broca's area. D) Wernicke's area. E) the temporal lobe.
Red pulp and white pulp are characteristic of which lymphoid organ?
A) Lymph node B) Tonsil C) Thymus D) Spleen