The Fibers That Carry the Action Potentials That Cause Skeletal

question 36

Multiple Choice

The fibers that carry the action potentials that cause skeletal muscle to contract are __________.

• A) gamma motor neurons
• B) anulospiral endings
• C) intrafusal fibers
• D) extrafusal fibers
• E) alpha motor neurons

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Definitions:

Motor Output Signals

Neural impulses that convey information from the brain or spinal cord to muscles, facilitating movement.

Cortex

The outer layer of the brain, involved in high-level functions such as conscious thought, memory, and decision making.

Cortical Regions

Areas of the cerebral cortex of the brain, each associated with various functions such as sensory processing, motor control, and cognition.

Cell Layers

Distinct layers of cells that form various tissues and organs in the body, each with specific functions.