Phonological Deveopment

Question 1

Consonants by age 2
(Crowe & McLeod, 2020)

Answer 1

p, b, d, m, n, h, w

Question 2

Consonants by age 3
(Crowe & McLeod, 2020)

Answer 2

t, k, g, ŋ, f, j

Question 3

consonants by age 4
(Crowe & McLeod, 2020)

Answer 3

v, s, z, ʃ, tʃ, dʒ, l

Question 4

consonants by age 5
(Crowe & McLeod, 2020)

Answer 4

ð, ʒ, r

Question 5

consonants by age 6
(Crowe & McLeod, 2020)

Answer 5

θ

Question 6

Define: Coarticulation

Answer 6

The articulation of one sound is influenced by a preceding or following sound

example, while the sound /n/ of English normally has an alveolar place of articulation, in the word tenth it is pronounced with a dental place of articulation because the following sound, /θ/, is dental

Question 7

Clinical relevance of Coarticulation

Answer 7

relevance: sound might be more easily learned/produced correctly in one context than in
others

Question 8

Infant perception, high amplitude sucking

Answer 8

Used to obtain data on the discriminatory skills of infants from birth to 3-4 months of age

Infants can control the presentation of the speech stimulus by the rates of sucking on a pacifier attached to a pressure transducer

Increase in sucking is interpreted as an expression of awareness of the sound stimulus