Which of the Following Normally Occurs When a Doctor's Reflex

question 6

Multiple Choice

Which of the following normally occurs when a doctor's reflex hammer taps a patient's patellar tendon?

• A)Alpha motor neurons stimulate contraction of intrafusal fibers in extensor muscles.
• B)Alpha motor neurons stimulate contraction of extrafusal fibers in extensor muscles.
• C)Alpha motor neurons that innervate ipsilateral flexor muscles are stimulated.
• D)Inhibitory interneurons reduce action potential firing in alpha motor neurons to extrafusal fibers of extensor muscles.
• E)Golgi tendon organs in the patellar tendon stimulate the contraction of extrafusal fibers of extensor muscles.

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Definitions:

Standard Error

A measure of the statistical accuracy of an estimate, computed from the standard deviation of the sampling distribution of a statistic.

Infinite Population

A theoretical concept where the size of the population is limitless or indefinitely large.

Mean

The average of a set of numbers, calculated by dividing the sum of the values by the number of values.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how spread out the values are.