Which of the Following Is the Last Step for Synaptic

question 417

Multiple Choice

Which of the following is the last step for synaptic signalling when the action potential arrives at the axon terminal of a presynaptic neuron

• A)A neurotransmitter is released by exocytosis.
• B)Calcium flows in the synaptic knob.
• C)The neurotransmitter combines with protein receptor sites on the subsynaptic membrane.
• D)The permeability is altered in a postsynaptic neuron.

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High Tide

The state of the tide when it is at its highest level, typically caused by the gravitational pull of the moon and the sun on the Earth's oceans.

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A process by which streams or rivers erode their beds, cutting downwards into the ground and often leading to valley deepening.

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Periods of extensive glacial coverage, where major portions of the Earth's surface are covered by ice sheets.

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