Carmen Is About to Reach for Either a Glass or Book,but

question 99

Multiple Choice

Carmen is about to reach for either a glass or book,but has not yet done so.If we could scan Carmen's brain we would find:

• A) a certain pattern of brain activity that reflects his ultimate choice, and he would be aware of this brain activity
• B) increasing activity in the brain areas involved in memory
• C) a certain pattern of brain activity that reflects his ultimate choice before he is even aware of it himself
• D) increasing activity in the brain areas associated with language

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Definitions:

Synaptic Vesicles

Small sacs within presynaptic nerve terminals that contain neurotransmitters, critical for transmission of nerve impulses.

Exocytosis

The process by which a cell transports secretory products through the cytoplasm to the plasma membrane and then into the extracellular environment.

Action Potential

A rapid change in electrical potential across the membrane of a nerve or muscle cell when it is stimulated, leading to transmission of an electrical impulse.

Gap Junctions

Specialized intercellular connections that allow for the direct transfer of ions and molecules between neighboring cells, facilitating communication and coordination of activity.