In ________, Activity at an Axoaxonic Synapse Increases the Amount

question 54

Multiple Choice

In ________, activity at an axoaxonic synapse increases the amount of neurotransmitter released when anaction potential arrives at the axon terminus.

• A) presynaptic inhibition
• B) presynaptic facilitation
• C) spatial summation
• D) temporal summation
• E) spatial facilitation

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Definitions:

ATP

Adenosine triphosphate, a molecule that provides energy for many processes within living cells.

Extracellular Matrix

A complex network of proteins and carbohydrates surrounding cells, providing structural and biochemical support to surrounding cells.

Facilitated Diffusion

A process of passive transport, facilitated by transport proteins, allowing molecules to move across cell membranes along a concentration gradient without energy expenditure.

Active Transport

The movement of substances across cell membranes against their concentration gradient, requiring energy.