The Neuromuscular Junction

question 2

Multiple Choice

The neuromuscular junction

• A) is the junction between a motor neuron and a skeletal muscle fiber.
• B) transmits an action potential between the nerve cell and muscle cell on a one-to-one basis.
• C) may produce either an EPSP or an IPSP on the motor end plate.
• D) both (a) and (b) above.
• E) all of these answers.

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Definitions:

NK Cells

Natural Killer cells, a type of lymphocyte (white blood cell) part of the innate immune system, involved in the body's defense against tumors and virally infected cells.

General Adaptation Syndrome

A model describing the body's short-term and long-term reactions to stress, consisting of the alarm reaction, stage of resistance, and stage of exhaustion.

Stress Appraisal

The process by which individuals evaluate and cope with a stressful event, determining its significance and how to manage it.

Sympathetic Nervous System

Part of the autonomic nervous system that activates the body's resources for emergencies, producing a 'fight or flight' response.