Life Project

156 Chapter 3

PHYSICALDEWLOPMENT IN INFANCY

o Jenna's body is deveioping ous rhythms (repetitive, cyclical patterns of behavior) that are responsible for the change from sleep to wakefulness. (p. 101)

o Jentra r,r,'i11 sleep in spurts of around 2 hours, followed by periods of wakefulness until about 16 weeks, when she u,ili begin to sleep as much as 6 continuous hours. (pp. 101-102)

o Because Jenna's sense of touch is one of her most highly developed senses (and one of the earliest devekrped), she will respond to gentle touches, such as a soothing caress, which can calm a crving, fussv infant. (pp. 11a-115)

COGNITIWDEVELOPMENT IN INFANCY

o Jenna has learned that her behavirtr (crying) can produce a desired effect (someone holding and entertaining her). (p.121)

o As lenna's brain develops, she is able to separate people she kncxvs from

people she doesn't; this is u.hy she responds so positivelv when someone she knows comes to comfort her during

the night. (p. 1a0)

SOCIALANDPfRSCINALflY DESETOPMTNTIN INTANCY

r Jenna has developed attachment (the positive emo- tional bond between her and particular individuals) to those who care for her. (p. 1a3)

. To feel secure, Jenna needs to know that her care- givers will provide an appropriate response to the signais she is sending. (p. 1a5)

. Part of Jenna's temperament is that she is irritable. Irritable infants can be fussy and are difficult to soothe r.r,hen they do begin to cry. (p. 149)

o Because irritability is relatively stable, Jenna will continue to display this temperament at age 1 and even age Z. (pp.149-150)

MODULE

3.1

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32

MODULE

3.3