In a normally developing human, mature color vision is achieved
a. near the end of the fetal stage.
b. within a day after birth.
c. about three to four months after birth.
d. around a child's first birthday.
Question 2Which of the following is true regarding newborn infants' vision?
a. Infants do not have color vision until around six months of age.
b. Much of what young infants see is blurry.
c. Pattern complexity has no impact on infants' visual preferences.
d. Initial visual accommodation skills allow infants to focus clearly on far objects but not near objects.
Question 3Visual accommodation involves the ability of the _____ of the eye to change shape and bring objects into focus.
a. retina
b. lens
c. iris
d. fovea
Question 4If you want your two-week-old child to see you as clearly as possible, you should
a. have very bright light on your face.
b. move back and forth quickly so the child focuses on movement.
c. put your face within about eight inches of her eyes.
d. wear colorful makeup.
Question 5Visual acuity is defined as the ability to perceive
a. color.
b. movement.
c. detail.
d. depth.
Question 6Within a minute after birth, a typical infant
a. sees colors and can track slow-moving objects.
b. sees colors but cannot track any moving objects.
c. can visually track slow-moving objects but sees only in black/white (no color vision).
d. cannot track any moving objects and sees only in black/white (no color vision).
Question 7In an effort to study the acquisition of speech, Dr. Verball reinforces an infant every time it makes a sound. Given this description, Dr. Verball's research method would best be described as a(n) _____ task.
a. habituation
b. preferential hearing
c. evoked potentials
d. operant conditioning
Question 8A(n) _____ task always involves attaching an electrode to a subject.
a. habituation
b. preferential looking
c. evoked potentials
d. operant conditioning
Question 9On a preferential looking task, a researcher measures
a. how fast an infant gets used to an object.
b. the brains response to the presentation of an object.
c. the length of time it takes for an infant to learn to choose the reinforced stimulus.
d. how long an infant views each of the objects presented.
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