lecture 2 congenital and early development

Question 1

(T or F) the development of color vision is described as being fast

Answer 1

true

Question 2

(T or F) newborns have excellent accommadation and poor acuity

Answer 2

false, they have no accommodation

Question 3

(T or F) by the 2nd month, a baby has a 10 fold increase in contrast sensitivity compared to the first month

Answer 3

true

Question 4

(T or F) On the TVI curve, young infants have a higher threshold as compared to adults. Consequently, infants are more sensitive to light

Answer 4

false, infants are less sensitive to light and that is why toys are really bright colors.

Question 5

according to Ricco’s law, which group has a higher threshold for a given area

A) infants
B) adults
C) both are the same

Answer 5

A) infants

Question 6

which of the following is the slowest component of vision development to mature

A) light sensitivity
B) acuity
C) movement
D) color

Answer 6

B) acuity (babies do not become 20/30 until 8 months to 1 year)

Question 7

(T or F) because rods are sensitive to blue light and develop last, a one week old baby cannot see blue hues

Answer 7

false, a baby cannot see blue because red and green wire before blue

Question 8

(T or F) a one month old baby is less sensitive to light than a 3 month old

Answer 8

true

Question 9

(T or F) The development of coordination can be best described as being fast.

Answer 9

false

Question 10

Within the first 3 months after birth, which of the follow is/are true? (Select all correct answers)

A) Visual acuity is quite poor (worse than 20/100), but improving gradually .
B) The baby’s eyes fixate on the mouth and eyes
C) Visually speaking, they could drive a car
D) Babies are capable of tracking objects using just the eyes.

Answer 10

A) Visual acuity is quite poor (worse than 20/100), but improving gradually .
B) The baby’s eyes fixate on the mouth and eyes

Question 11

Short wavelength cones first allow for blue color discrimination during which developmental period as
discussed in class:

A) Birth to 3 months: Vision Develops
B) 4-6 months: Babies see clearly
C) 8-12 months: From eye to hand to mind
D) none of the above

Answer 11

B) 4-6 months: Babies see clearly

Question 12

(T or F) The development of visual acuity can be best described as being fast.

Answer 12

false

Question 13

(T or F) Center-surround organization is apparent before light is detected

Answer 13

false