Arrange the events of synaptic transmission in correct sequence. (1) sodium ions

Question

Arrange the events of synaptic transmission in correct sequence. (1) sodium ions diffuse into the cell and cause a local potential (2) neurotransmitter binds with receptor on postsynaptic cell (3) neurotransmitter diffuses across the synaptic cleft (4) membrane permeability to sodium ions on postsynaptic cell increases (5) action potential A. 5, 2, 3, 4, 1 B. 5, 2, 3, 1, 4 C. 5, 3, 4, 1, 2 D. 5, 4, 3, 2, 1 E. 5, 3, 2, 4, 1 What does "A" represent? a. central canal b. ventral root c. dorsal root ganglion. d. spinal nerve e. dorsal root What does "B" represent? a. central canal b. ventral root c. dorsal root ganglion. d. spinal nerve e. dorsal root What does "C" represent? a. central canal b. ventral root c. dorsal root ganglion. d. spinal nerve e. dorsal root Match the nerve to the correct function. A. innervates the iliopsoas, sartorius, and quadriceps femoris B. innervates two forearm muscles plus most of the intrinsic hand muscles C. innervates all but one of the flexor muscles of the forearm and most of the hand muscles near the thumb D. the longest nerve E. innervates the anterior and lateral muscles of the leg common fibular nerve tibial nerve

Explanation / Answer

32.

answer is E (53241)

EXPLANATION:

33-35

the shown figure is section of the spinal cord showing nerve roots on one side.

33.

answer is (E)

In the figure a represent the dorsal root .

34.

answer is (C) .

In the figure b represents the dorsal root ganglion

35.

answer is (C)

In the figure c represents the spinal nerve.

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