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Rafael, Who Just Turned 4, Is Not Only Terrific at Hitting

question 66

Essay

Rafael, who just turned 4, is not only terrific at hitting a ball and scaling monkey bars, but he's also incredibly well coordinated in most areas when compared to his friends. Suggest tips for Rafael's mother to help her son nurture his abilities, then speculate about Rafael's school performance.


Definitions:

Phosphate Groups

Functional groups consisting of a phosphorus atom bonded to four oxygen atoms, important in energy transfer and molecular signaling.

Acetylcholine

A neurotransmitter involved in the activation of muscle action, memory, and transmission of nerve impulses.

Intercalated Discs

Specialized connections between neighboring cardiac muscle cells that facilitate the rapid transmission of electrical impulses through the heart.

Skeletal Muscle

A type of striated muscle attached to bones, responsible for voluntary movements of the body.

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