Which Motor Behaviour Is Exhibited by 90 Percent of Typically

question 93

Multiple Choice

Which motor behaviour is exhibited by 90 percent of typically developing infants by 9 months of age?

• A)crawling or creeping
• B)standing alone
• C)walking well
• D)building a tower of two blocks

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Definitions:

Alzheimer's Patients

Individuals who suffer from Alzheimer's disease, a progressive neurological disorder that causes memory loss and cognitive decline.

Suprachiasmatic Nucleus

A small region in the brain's hypothalamus responsible for controlling circadian rhythms, acting as the body's internal clock.

Suprachiasmatic Nucleus (SCN)

A pair of tiny structures in the brain’s hypothalamus that control the timing of circadian rhythms; the biological clock.

Circadian Rhythms

Natural, internal processes that regulate the sleep-wake cycle, repeating roughly every 24 hours.