Answer to Question 1
ANS: C
Adults and nurses facilitate infant learning by planning activities that promote the development of milestones and providing toys that are safe for the infant to explore with the mouth and manipulate with the hands such as rattles, wooden blocks, plastic stacking rings, squeezable stuffed animals, and busy boxes. Preschoolers demonstrate their ability to think more complexly by classifying objects according to size or color, making the cards more appropriate for them. Neither group is ready for paperback books. The sock puppet with movable eyes could create a choking hazard if one of the eyes comes off.
Answer to Question 2
ANS: A
The greatest fear of preschoolers appears to be that of bodily harm; this is evident in children's fear of the dark, animals, thunderstorms, and medical personnel. Toddlers who become ill and require hospitalization are most stressed by the separation from their parents. Persons with anorexia nervosa have an intense fear of gaining weight. By 8 months, most infants are able to differentiate a stranger from a familiar person and respond differently to the two.
EEG and Single-Cell Activity
Milestones of Infant Language Development
Measuring the Head Circumference of an Infant or Small Child
The excitatory and inhibitory signals that directly influence the activity of a motor neuron.
Summary of Cytokine Activity
Cooperative Care: A pair of Caspian terns cooperate in caring for their chick.