Which of the Following Accurately Describes What Happens to Unused

question 19

Multiple Choice

Which of the following accurately describes what happens to unused synapses in the brain?

• A) Unused synapses continue to function throughout the life span.
• B) Unused synapses are pruned and neurons are reserved for future use.
• C) Unused synapses eventually die, leading to disorders such as dementia.
• D) Unused synapses are used by the corpus callosum, leading to gains in gross motor skills.

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Definitions:

Trachea

The windpipe; a tube that connects the pharynx and larynx to the lungs, allowing the passage of air.

Voice Sounds

Voice sounds refer to the audible sounds produced by the vibration of the vocal folds in the larynx during speaking or singing.

Allergic

Pertaining to or suffering from an allergy, which is an immune response to substances that are usually not harmful.

Tertiary Bronchi

The third level of branching in the bronchial tree of the respiratory system, which directs air to specific sections of the lungs.