Select the Correct Statement About the Summation of Simple Twitches

question 149

Multiple Choice

Select the correct statement about the summation of simple twitches.

• A) They can occur from the long duration of the action potential in a muscle fiber.
• B) They reduce the tension in a muscle.
• C) They result from the slow stimulation of a muscle fiber.
• D) The effect is unrelated to the refractory periods of action potentials.
• E) The twitches from action potentials add together.

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Definitions:

Palmar Reflex

An involuntary movement where babies close their fingers in a grasp when their palm is touched.

Withdrawal Reflex

An involuntary response to a painful stimulus, leading to the automatic withdrawal or movement away from the source of pain.

Perceptual Development

The gradual development of the ability to interpret and understand sensory information.

Nearsighted

A vision condition in which close objects are seen clearly, but objects farther away appear blurred.