Question 1

Which of the following is true of infants' ability to differentiate sounds?

Accepted Answer

A)   Infants are born with the ability to ignore small, meaningless variations in the sounds of their native language.
B)   Infants can discriminate the sounds of their parent's voices by 3½ months of age.
C)   By the age of one week, infants perceive differences between speech sounds that are highly similar.
D)   By the age of one month, infants reliably discriminate three-syllable words.E) B) and D)
F) All of the above

Question 2

The cerebral cortex is only one-eighth of an inch thick.

Accepted Answer

A) True 
 B)False  True

Question 3

Which of the following statements is true of dendrites?

Accepted Answer

A)   They extend trunk-like from the cell body in a neuron.
B)   They are short fibers that constitute neurons.
C)   They account for much of the difference in length in neurons.
D)   They become shorter as a child develops.E) All of the above
F) B) and D)

Question 4

Axons receive impulses from other neurons.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following is a guideline for infant nutrition from the U.S. Department of Agriculture in 2011?

Accepted Answer

A)   Completely restrict the intake of fat.
B)   Introduce new foods one at a time.
C)   Completely restrict the intake of cholesterol.
D)   Avoid high-iron foods.E) A) and D)
F) A) and B)

Question 6

Baby Marla's brain cannot control her heartbeat and respiration. Which part of her brain is most likely damaged?

Accepted Answer

A)   The medulla
B)   The cerebellum
C)   The cerebrum
D)   The hypothalamusE) A) and D)
F) A) and C)

Question 7

Infants with failure to thrive (FTT) are more likely to be described as voracious eaters.

Accepted Answer

A) True 
 B)False

Question 8

Infants usually double their birth weight in about five months and triple it by the first birthday.

Accepted Answer

A) True 
 B)False

Question 9

According to S. P. Johnson (2011)  and Slater et al. (2010) , the most dramatic gains in visual acuity are made:

Accepted Answer

A)   between the teenage years and adulthood.
B)   during puberty.
C)   between birth and six months of age.
D)   in the fetal stage.E) A) and B)
F) A) and C)

Question 10

Which of the following is a similarity between sensory changes and motor changes in infants?

Accepted Answer

A)   Both are fully developed at the time of birth.
B)   Both are passive modes of development.
C)   Both are linked to the maturation of the nervous system.
D)   Both can be achieved without sensory stimulation.E) C) and D)
F) None of the above

Question 11

According to the American Academy of Pediatrics, infants should be fed breast milk:

Accepted Answer

A)   only for the first two weeks.
B)   only for the first six months.
C)   for at least four years.
D)   for at least one year.E) A) and B)
F) A) and C)

Question 12

Voluntary reaching and grasping are not present at birth because these actions require:

Accepted Answer

A)   visual-motor coordination.
B)   the development of abstract reasoning.
C)   habituation.
D)   neonates to direct their attention to the edges of objects.E) C) and D)
F) B) and D)

Question 13

In the context of the development of hearing, which of the following is true?

Accepted Answer

A)   Neonates can crudely orient their heads in the direction of a sound.
B)   By nine months of age, the accuracy of the sound-localizing ability of infants approaches that of adults.
C)   Till the age of three months, babies are unable to distinguish between speech sounds that are highly similar.
D)   Infants can discriminate the sounds of their parent's voices by one month of age.E) B) and C)
F) A) and B)

Question 14

It is important to completely restrict infants' intake of fat and cholesterol.

Accepted Answer

A) True 
 B)False

Question 15

Many women bottle-feed because:

Accepted Answer

A)   they return to work after childbirth and are unavailable to breast-feed.
B)   breast-feeding increases the risk of early breast cancer and ovarian cancer.
C)   breast milk is more likely to cause childhood lymphoma.
D)   bottle-fed infants are less likely to develop obesity later in life.E) All of the above
F) C) and D) A

Question 16

Which of the following statements is true about cephalocaudal development?

Accepted Answer

A)   Infants gain control over their lower legs, feet, and toes before gaining control over their hips and arms.
B)   The spinal cord develops more rapidly than the brain.
C)   Leg buds form before arm buds.
D)   Infants can sit up before they can crawl and walk.E) B) and C)
F) None of the above

Question 17

From birth, infants should be:

Accepted Answer

A)   fed breast milk.
B)   fed cow's milk.
C)   introduced to solid food.
D)   given finger foods.E) A) and D)
F) C) and D)

Question 18

Infants can transfer objects back and forth between hands by the age of _____.

Accepted Answer

A)   one to two months
B)   four to six months
C)   three to four days
D)   two to three weeksE) A) and B)
F) A) and C)

Question 19

Which of the following statements supports the role of nature in perceptual development?

Accepted Answer

A)   Neonates are born with a variety of sensory preferences.
B)   Neonates are born with visual-motor coordination skills.
C)   Four-month-olds cannot distinguish between their mother's and father's voices.
D)   Sensory changes, unlike motor changes, appear to be linked to maturation of the nervous system.E) All of the above
F) A) and C) A

Question 20

As children mature, their behaviors become _____.

Accepted Answer

A)   less organized
B)   less distinct
C)   more global
D)   more specificE) A) and C)
F) B) and D)

Exam 4: Infancy: Physical Development

Which of the following is true of infants' ability to differentiate sounds?

Correct AnswerverifiedShow Answer

The cerebral cortex is only one-eighth of an inch thick.

Correct AnswerverifiedTrue

Which of the following statements is true of dendrites?

Correct AnswerverifiedShow Answer

Axons receive impulses from other neurons.

Correct AnswerverifiedShow Answer

Which of the following is a guideline for infant nutrition from the U.S. Department of Agriculture in 2011?

Correct AnswerverifiedShow Answer

Baby Marla's brain cannot control her heartbeat and respiration. Which part of her brain is most likely damaged?

Correct AnswerverifiedShow Answer

Infants with failure to thrive (FTT) are more likely to be described as voracious eaters.

Correct AnswerverifiedShow Answer

Infants usually double their birth weight in about five months and triple it by the first birthday.

Correct AnswerverifiedShow Answer

According to S. P. Johnson (2011) and Slater et al. (2010) , the most dramatic gains in visual acuity are made:

Correct AnswerverifiedShow Answer

Which of the following is a similarity between sensory changes and motor changes in infants?

Correct AnswerverifiedShow Answer

According to the American Academy of Pediatrics, infants should be fed breast milk:

Correct AnswerverifiedShow Answer

Voluntary reaching and grasping are not present at birth because these actions require:

Correct AnswerverifiedShow Answer

In the context of the development of hearing, which of the following is true?

Correct AnswerverifiedShow Answer

It is important to completely restrict infants' intake of fat and cholesterol.

Correct AnswerverifiedShow Answer

Many women bottle-feed because:

Correct AnswerverifiedA

Which of the following statements is true about cephalocaudal development?

Correct AnswerverifiedShow Answer

From birth, infants should be:

Correct AnswerverifiedShow Answer

Infants can transfer objects back and forth between hands by the age of _____.

Correct AnswerverifiedShow Answer

Which of the following statements supports the role of nature in perceptual development?

Correct AnswerverifiedA

As children mature, their behaviors become _____.

Correct AnswerverifiedShow Answer

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