Increasing Polarization of the African American Population Is Especially Evident

question 8

Multiple Choice

Increasing polarization of the African American population is especially evident in

• A)ability scores.
• B)college attendance.
• C)dropout rates.
• D)socioeconomic status.

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Definitions:

Motor Root

The part of a spinal nerve that carries motor signals from the spinal cord to the muscles.

Golgi Tendon Reflex

A protective mechanism that prevents muscle damage during excessive force generation by causing muscle relaxation.

Muscle Spindle

Three to 10 specialized muscle fibers supplied by gamma motor neurons and wrapped in sensory nerve endings; detects stretch of the muscle and is involved in maintaining muscle tone.

Reflex Arc

A neural pathway that mediates an immediate response to a stimulus without conscious brain involvement.