The Stretch Reflex

question 57

Multiple Choice

The stretch reflex

• A) involves a receptor called the Golgi tendon organ.
• B) is important in regulating muscle length.
• C) is an example of a polysynaptic reflex.
• D) is activated when a skeletal muscle lengthens.
• E) both B and D

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Definitions:

Pacinian Corpuscles

Specialized nerve endings in the skin and viscera that detect pressure and vibration, contributing to the sense of touch.

Temperature

A measure of the average kinetic energy of the particles in a sample of matter, expressed in units of degrees on specific scales such as Celsius or Fahrenheit.

Light Touch

A sensory response or perception triggered by a very slight physical contact with the skin.

Lateral Spinothalamic Tract

A pathway in the spinal cord that carries pain and temperature sensations to the brain.