The "Knee Jerk" or Stretch Reflex Is Due to the Activation

question 37

True/False

The "knee jerk" or stretch reflex is due to the activation of the muscle spindle.

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Definitions:

Stimulus Strength

The intensity of a stimulus, which can influence the magnitude of response in sensory and other physiological systems.

Resting Membrane Potential

The electrical potential difference across the plasma membrane when a cell is in an unstimulated condition.

Na+

Sodium ions, essential electrolytes in the body that play critical roles in nerve function, muscle contraction, and fluid balance.

ECF

Extracellular fluid, which is the body fluid outside the cells, playing a critical role in transporting nutrients and removing waste.