Predict the Size of the Thymus in a Mature Adult

question 4

Multiple Choice

Predict the size of the thymus in a mature adult in comparison with one in an infant thymus.

• A) The adult thymus is the same size as the infant thymus.
• B) The adult thymus is larger than the infant thymus.
• C) The adult thymus is smaller than the infant thymus.
• D) This cannot be determined.

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Definitions:

Coordination of Movement

The harmonious functioning of muscles and nerves to produce smooth, controlled movements.

Gray Matter

Brain tissue comprising neuron cell bodies, dendrites, and unmyelinated axons, associated with processing and cognition.

Spinal Cord

A long, thin, tubular structure made up of nervous tissue that extends from the brainstem to the lower back, serving as the main pathway for information connecting the brain and peripheral nervous system.

Myelinated Axons

Axons that are covered by a fatty substance called myelin, which insulates and increases the speed at which electrical impulses propagate along the nerve cell.