A Particular Disease of the Nervous System Specifically Involves the Ca²⁺

question 34

Multiple Choice

A particular disease of the nervous system specifically involves the Ca²⁺ channels at the chemical synapses of motor neurons where neurotransmitter is stored and released. In other words, this disease affects the

• A) axon terminals of the presynaptic cell and the release of acetylcholine.
• B) axon terminals of the postsynaptic cell and the release of K⁺.
• C) movement of Na⁺ out of the postsynaptic cell.
• D) axon terminals of the presynaptic cell and the release of K⁺.
• E) axon terminals of the postsynaptic cell and the release of Cl^-.

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Definitions:

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A way of holding the body upright and straight, often associated with confidence and attentiveness.

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