An Infant's Smiles Are Truly Social When They

question 23

Multiple Choice

An infant's smiles are truly social when they:

• A) occur in response to changes in brain waves.
• B) are triggered by sights and sounds from outside.
• C) occur during sleep as well as during waking times.
• D) occur in response to, and elicit the smiles of, another person.

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Definitions:

Pulsatile Pattern

Refers to rhythmic variations or fluctuations that occur at regular intervals, often seen in biological processes such as hormone secretion or heartbeats.

Released

The act of making something available to the public or freeing something from confinement or obligation.

Hormones

Chemical messengers produced by the endocrine glands that regulate various bodily functions, including growth, metabolism, and mood.

By the Bloodstream

Refers to the process or means by which substances are transported throughout the body via the circulatory system.