Question 1

Which part of the brain is MOST fully developed at birth and is responsible for regulating vital functions such as heartbeat and respiration?

Accepted Answer

Midbrain and medulla

Question 2

What is the process called in which synapses are created and then eliminated to make the brain more efficient during infancy?

Accepted Answer

Synaptogenesis and synaptic pruning

Question 3

A one-year-old’s brain has denser dendrites and synapses than an adult’s, but operates less efficiently. What principle explains why early stimulation is crucial for infants?

Accepted Answer

“Use it or lose it” principle

Question 4

Which reflex causes an infant to turn toward a soft touch on the cheek and open their mouth to suck, and typically disappears by 3 months?

Accepted Answer

Rooting reflex

Question 5

Which developmental pattern describes physical growth proceeding from the head downward?

Accepted Answer

Cephalocaudal pattern

Question 6

What is the main nutritional advantage of breastfeeding over bottle-feeding for infants?

Accepted Answer

Breastfeeding stimulates better immune system functioning

Question 7

A child is born at 35 weeks gestation and reaches a developmental milestone at 10 months. What is the child’s corrected age for milestone comparison?

Accepted Answer

8 months

Question 8

Which of the following is a sign of marasmus in infants?

Accepted Answer

Extremely small size and possible permanent brain damage

Question 9

Which of the following is the best recommendation to reduce the risk of sudden unexpected infant death (SUID)?

Accepted Answer

Have the baby sleep in a crib near the parent’s bed for the first six months

Question 10

Which sensory ability is BEST developed at birth in infants?

Accepted Answer

Touch and motion

Question 11

Which method do researchers use to determine if infants can discriminate between two stimuli by measuring how long they look at each?

Accepted Answer

Preference technique

Question 12

At what age do infants typically begin to use binocular cues for depth perception?

Accepted Answer

4 months

Question 13

Which of the following statements about infant vision is TRUE?

Accepted Answer

By 6 months, infants’ vision is only eight times worse than that of a normal-sighted adult

Question 14

Which of the following is a key argument of nativists regarding perceptual development?

Accepted Answer

Newborns have impressive sensory capabilities at birth

Question 15

Which of the following best describes intermodal perception in infants?

Accepted Answer

The formation of a single perception based on information from two or more senses

Question 16

Which of the following is a typical pattern of motor skill development in infancy?

Accepted Answer

Motor development follows cephalocaudal and proximodistal patterns

Question 17

Which of the following is a common outcome for infants who experience chronic ear infections in the first two years?

Accepted Answer

Increased risk of learning disabilities and attention disorders

Question 18

Which of the following best describes the cephalocaudal pattern of development?

Accepted Answer

Development proceeds from head to toe

Question 19

Which of the following is TRUE about the introduction of solid foods to infants?

Accepted Answer

Healthy, full-term infants are ready for solid foods at 6 months

Question 20

Which of the following is the most common form of malnutrition in industrialized countries?

Accepted Answer

Micronutrient malnutrition

Physical, Sensory, and Perceptual Development in Infancy CH. 4

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