"Pruning" Refers To

question 80

Multiple Choice

"Pruning" refers to:

• A)a loss of dendrites and synaptic connections that occurs as we age.
• B)a loss of dendrites and synaptic connections that occurs in certain degenerative diseases.
• C)the death of neurons that results when synaptic connections are lost.
• D)a loss of unused synaptic connections that results in a more efficient neural network.

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Definitions:

Auditory Signals

Sounds that are transmitted through the air or another medium and received and processed by the auditory system.

Hair Cells

Cells located in the inner ear that function as mechanoreceptors for hearing.

Semicircular Canals

Three looped structures within the inner ear that are key to maintaining balance by detecting rotational movements of the head.

Rotational Equilibrium

A state where an object remains in a constant rotational motion or at rest because the sum of the torques acting on it is zero.