By Eight to 12 Months of Age, Infants Smile More

question 25

Multiple Choice

By eight to 12 months of age, infants smile more frequently when another person is nearby. This behavior is called a(n)

• A)social intention.
• B)Moro reflex.
• C)social smile.
• D)automatic smile.

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Definitions:

Visual Cortex

The part of the cerebral cortex responsible for processing visual information.

Optic Chiasm

The optic chiasm is a brain structure where the optic nerves partially cross, allowing visual information from each eye to be processed in both hemispheres of the brain.

Visible Spectrum

The portion of the electromagnetic spectrum that is visible to the human eye, typically encompassing wavelengths from about 380 to 750 nanometers.

Visual Cortex

The area of the brain responsible for processing visual information.