Most Infants Cannot Coordinate the Motions of Their Hands Until

question 48

True/False

Most infants cannot coordinate the motions of their hands until they are 12 months old.

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Definitions:

Statocysts

Sensory organs found in invertebrates that help in detecting gravity and spatial orientation.

Crustaceans

A diverse group of aquatic animals within the arthropod phylum including crabs, lobsters, crayfish, shrimp, and barnacles, characterized by a hard exoskeleton and jointed limbs.

Gravity

The natural force of attraction exerted by a celestial body (such as Earth) on objects that are on or near its surface, drawing them toward the center of the body.

Mandibles

The lower jaws or jawbones of vertebrates, or the pair of mouthparts in arthropods used for biting and grinding food.