Most Nerve Cell Fibers Outside the Brain and Spinal Cord

question 114

Multiple Choice

Most nerve cell fibers outside the brain and spinal cord are wrapped by a thin layer of cells that aid in the repair of neurons.This thin layer of cells is called

• A) myelin.
• B) neurilemma.
• C) acetylcholine.
• D) endorphins.

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Definitions:

Retina

The light-sensitive layer at the back of the eye that contains photoreceptor cells.

Color-Deficient Vision

A condition that affects the ability to perceive colors correctly, often referred to as color blindness.

Receptor Cells

Specialized cells designed to respond to specific stimuli like light, sound, or chemicals, converting them into signals that can be processed by the body or brain.

Wavelengths

The distance between consecutive points of the same phase in a wave, such as in sound waves, light waves, or other electromagnetic radiation.