How Is a Nerve Impulse Usually Transmitted Across a Synapse

question 4

Multiple Choice

How is a nerve impulse usually transmitted across a synapse from a presynaptic to a postsynaptic cell?

• A)via a direct connection
• B)via a spark
• C)via a neurotransmitter
• D)via Na⁺ ions
• E)via plasmodesmata

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Definitions:

Hygiene

Practices and conditions that help maintain health and prevent the spread of diseases, primarily through cleanliness and sanitation.

Critical Item

An essential element or factor that is crucial for the successful completion of a task or the proper functioning of a system.

Noncritical Item

An item or aspect that, though part of a system or process, is not essential to its fundamental operation or success.

Steam Sterilization

A method of sterilization using saturated steam under pressure to eliminate all forms of microbial life, including spores.