Most Nerve Cell Fibers Outside the Brain and Spinal Cord

question 185

Multiple Choice

Most nerve cell fibers outside the brain and spinal cord are wrapped by a thin layer of cells called _____, whose function is to aid the repair of neurons.

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

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Definitions:

Summary Statistics

Refers to a set of descriptive indices that summarize the central tendency, dispersion, and shape of a dataset distribution, including measures such as mean, median, variance, and standard deviation.

T-Test

A statistical test used to compare the means of two groups to see if they are significantly different from each other.

Sample SD

The standard deviation of a sample, a measure of the dispersion or variability of data points within the sample.

Population Mean

The average value of a set of characteristics for the entire population.