Which of the Following Defines a Motor Unit

question 102

Multiple Choice

Which of the following defines a motor unit?

• A) a single motor neuron and all of the muscle fibers it innervates
• B) a single muscle fiber and all of the motor neurons that innervate it
• C) all of the motor neurons and muscle fibers necessary to produce a single movement
• D) a group of motor neurons and muscle fibers that activate together

Recognize tasks that can be delegated to nursing assistants in wound care.

Determine when wound cultures are necessary.

Explain the process of wound healing, including the stages and factors affecting healing.

Understand the techniques and principles of wound dressing and cleansing.

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Definitions:

Central Canal

The cerebrospinal fluid-filled space running longitudinally through the length of the entire spinal cord.

Blood Vessels

Tubular structures that carry blood throughout the body, including arteries, veins, and capillaries.

Nerves

Bundles of axons in the peripheral nervous system that transmit electrical impulses to and from the brain and spinal cord.

Yellow Bone Marrow

A type of bone marrow primarily made of fat cells, which serves as a store for fats and contributes to the body's energy reserves.