Three-month-old Mary Jo can hold her head up when in the arms of an adult, but she doesn't yet have much control of what her legs do. Which one of the following best describes Mary Jo's progression in muscular control?
a. It shows a definite delay in fine motor skills.
b. It shows a cephalocaudal trend, which is typical.
c. It shows a proximodistal trend, which is not typical.
d. It suggests that Mary Jo will probably be a good student but a poor athlete.
Ques. 2Which one of the following is the best example of a gross motor skill?
a. sewing on a button
b. writing a letter to Grandma
c. skipping across the schoolyard
d. cutting out a heart for a Valentine's Day card
Ques. 3Three of the following statements accurately describe the typical physical development of children in the elementary grades. Which one is not accurate?
a. Girls mature more quickly than boys.
b. Children become more clumsy in their gross motor skills.
c. Children become increasingly proficient in fine motor skills.
d. Children become increasingly sensitive about their physical appearance.
Ques. 4You are watching a group of boys and girls interacting at a school fair. Many of the tallest youngsters are girls. The students you are observing are most likely to be:
a. 56 years old
b. 78 years old
c. 1012 years old
d. 1416 years old
Ques. 5Other things being equal, which one of the following adolescents is most likely to experience adjustment problems?
a. Wilma, who had her first menstrual period at age 8
b. Betty, for whom breast development began at age 13
c. Fred, who grew five inches at age 14
d. Barney, who began shaving at age 16
Ques. 6The timing of puberty seems to be affected in part by environmental causes. For example, puberty occurs early for:
a. Girls in families with higher incomes
b. Both boys and girls who engage in risky behaviors
c. Both boys and girls in families with low income
d. Girls in families with a lot of conflict
Ques. 7Which of the following is not an advantage of breastfeeding?
a. Breast milk is invariably safer than formula.
b. Breast milk provides antibodies against illnesses.
c. Breast milk is easier for babies to digest than formula.
d. Breast milk is rich in vitamins.
Ques. 8The most recent dietary guidelines for children suggest that:
a. small, nutritious snacks are appropriate for children who are at least moderately active.
b. children should drink milk substitutes, such as soy beverages, more often than whole or low-fat milk.
c. school meals should generally include some type of meat, vegetables, milk, and some product made of whole grains.
d. except as a treat, children should not eat desserts.
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