Ester Thelen Found That the Stepping Reflex Reappears When Babies

question 195

Multiple Choice

Ester Thelen found that the stepping reflex reappears when babies over 3 months of age are partially submerged in water. The finding supports which of the following explanations of this behavior?

• A)It is an involuntary reflex that disappears as the cerebral cortex changes.
• B)It is an involuntary reflex that seems to disappear in most conditions due to changes in baby's muscle mass and weight.
• C)It is a voluntary behavior that is acquired with practice.
• D)It is a learned behavior that disappears due to lack of reinforcement.

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Definitions:

Social Support

The assistance and comfort received from friends, family, and others, contributing positively to mental and physical health.

Type A Personality

A temperament characterized by high levels of competitiveness, self-drive, impatience, and a constant sense of urgency.

Immune Response

The body's defense mechanism against pathogens, involving the recognition and destruction of harmful substances by the immune system.

Body's Defensive Reaction

The physiological responses activated by the immune system to protect the body against harmful agents, including pathogens and injuries.