Which Statement Is Incorrect

question 57

Multiple Choice

Which statement is incorrect?

• A) Afferent fibers enter the spinal cord through the ventral root.
• B) The dorsal and ventral roots at each level of the spinal cord join to form a spinal nerve.
• C) The spinal cord is not as long as the vertebral column.
• D) The ventral horn contains cell bodies of the efferent motor neurons that supply skeletal muscles.
• E) The white matter of the spinal cord is organized into ascending and descending tracts.

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Definitions:

Type I Error

The statistical mistake of rejecting a true null hypothesis, also known as a "false positive."

Type II Error

The error that occurs when one fails to reject a false null hypothesis, also known as a false negative.

Power

The probability that a statistical test will correctly reject a false null hypothesis, or the test's sensitivity to detecting an effect.

Statistical Test

A procedure used to determine whether the observed data significantly deviates from a hypothesis.