Spatial Summation Occurs on a Postsynaptic Neuron Would Occur When

question 94

Multiple Choice

Spatial summation occurs on a postsynaptic neuron would occur when

• A)several EPSPs from a single presynaptic input sum to reach threshold
• B)EPSPs from several presynaptic inputs sum to reach threshold
• C)there is simultaneous interaction of an EPSP and an IPSP
• D)several IPSPs from a single presynaptic input sum to hyperpolarize the membrane
• E)none of the above take place

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Definitions:

Superior

An anatomical term indicating a structure situated above or directed upward, often in relation to another body part.

Cephalic

Relating to, or located on or near the head.

Dorsal

Pertaining to the back or posterior of an organism, opposite of ventral.

Caudal

Pertaining to or located near the tail or the posterior part of the body.