After age 50 years, both the number of and diameter of muscle fibers decrease in the average older adult.

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

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.

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.

After age 50 years, both the number of and diameter of muscle fibers decrease in the average older adult.

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

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

Prenatally, adipose tissue increases rapidly in the last 2 months before birth so that at birth adipose tissue is about 40% of the newborn’s weight.

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

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