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The heart follows the sigmoid pattern of whole-body growth, and the growth of the blood vessels surrounding the heart is proportional to that of the heart; therefore, the size of the heart is not a limiting factor for exercise in children.

Damage to the cochlear hair cells from exposure to loud and chronic noise can be repaired by avoiding such loud and chronic noise.

The asymmetries in hand use demonstrated during infancy predict which hand will be dominant in adulthood.

Relative to genetic factors, extrinsic (external) factors play a(n) ____________ role as one moves from conception to older adulthood.

There is an age-related trend to improve in localizing touches on the hands and arms over which age range?

Which of the following is NOT considered a terotagen?

Which is an example of an extrinsic factor that can affect growth?

Relative to genetic factors, extrinsic (external) factors play a(n) ____________ role as one moves from conception to older adulthood.

Infants’ hearing is near adult levels, even for high-frequency sounds, by 6 months of age.

______________ is caused by calcium deficiencies and a lack of weight-baring exercises.