An experiment was conducted to determine the effects of exercise on the human body. Identify one body system, other than the circulatory system, that becomes more active as a result of exercise. State one change the system you identified will undergo (go through) as a result of becoming more active.

Which of the following is an important function of child-directed speech? (a) it captures the infant’s attention and maintains communication. (b) it reduces the occurrence of infantile amnesia for the earliest memories of infancy. (c) it reduces the need for reciprocal interaction between caregivers and children. (d) it assists in prolonging rem sleep in infants.

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The process by which the diameter of the bone increases is called? a-metaphysic b-appositional growth c-diaphysics d-epiphysis