When Animals Reared from Birth in Physically and Socially Stimulating

question 28

Multiple Choice

When animals reared from birth in physically and socially stimulating surroundings are compared with those reared in isolation,the brains of the stimulated animals __________.

• A) are smaller
• B) are lighter
• C) show denser synaptic connections
• D) show loss of more functions

Explain the role and function of the cerebellum, basal ganglia, and limbic system.

Comprehend the structure and function of the meninges and cerebrospinal fluid.

Understand the concept and significance of dermatomes.

Describe disorders associated with various parts of the brain and nervous system.

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Definitions:

Pons

Portion of the brainstem between the medulla and midbrain.

Rhythmicity

The regular or cyclic pattern of occurrences, such as the heartbeat or breathing rates, within an organism.

Pontine Respiratory Group

A collection of neurons in the pons part of the brainstem that plays a critical role in controlling the rate and pattern of breathing.

Pre-Bötzinger Complex

A cluster of neurons in the brainstem involved in generating the respiratory rhythm, playing a critical role in breathing regulation.