The Repolarization (I

question 74

Multiple Choice

The repolarization (i.e., the return of the membrane potential from +60 to -70 mV) of the nerve during an action potential is due mostly to the movement of ________ ions.

• A)sodium
• B)chloride
• C)potassium
• D)calcium
• E)hydrogen

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Definitions:

Aphasic

Pertaining to aphasia, a condition characterized by the loss of the ability to understand or express speech, caused by brain damage.

Apraxic

Refers to the impairment in the ability to perform movements or gestures, despite having the physical ability to do so, usually due to brain damage.

Posterior Lesions

Damage or abnormalities found on the back part of an organ or the body, often referring to areas in the brain or spinal cord.

Temporal Lesions

Describes damage or abnormalities in the temporal lobes of the brain, which can affect memory, understanding language, and processing sensory input.