Behavioral Perception

Question 1

When do detection thresholds become adult-like?

Answer 1

10 years old

Question 2

Name factors that contribute to the poorer detection thresholds in children

Answer 2

Anatomical changes
Inner ear mechanisms
Neural transmission efficiency
Selective Attention

Question 3

Name factors that contribute to poorer thresholds in noise in children

Answer 3

Unable to selectively attend 
Underdeveloped stream segregation
Underdeveloped intensity discrimination
Underdeveloped frequency discrimination
Distraction masking

Question 4

When is frequency and intensity discrimination adult-like?

Answer 4

Frequency: ~5-6 years old
Intensity: Primary school aged

Question 5

When does gap detection mature by?

Answer 5

5-6 years old

Question 6

When does spatial hearing mature by

Answer 6

5 years

Question 7

When does understanding pitch of complex sounds mature by?

Answer 7

5 years

Question 8

Name & describe 3 cues used to word segmentation

Answer 8

Statistical - Transitional probability of sounds
Suprasegmental - Stress patterns
Lexical familiarity - recognizing familiar words

Question 9

When does spatial hearing mature by

Answer 9

5 years

Question 10

When does understanding pitch of complex sounds mature by?

Answer 10

5 years

Question 11

Name & describe 3 cues used to word segmentation

Answer 11

Statistical - Transitional probability
Suprasegmental - Stress patterns
Lexical familiarity