Language Centres Flashcards
What is the sensitive period?
Until age of 6 months infants can discriminate the phonetic contrasts in all languages
Where does orthographic processing occur?
Area 19 of visual association area
What is the function of orthographic processing?
Involves using the visual system to form, store and recall words
Where is the angular gyrus located?
The inferior parietal lobule
What is the function of angular gyrus?
Integrates sensory information of different modalities
Where is Wernikes area located?
Usually the posterior part of superior temporal gyrus in left hemisphere
What is the upper surface of Wernikes area known as?
The temporal plane
What is Wernikes area concerned with?
Understanding speech
Where does Wernikes area send outputs to?
Broca’s area via arcuta fasiculus and insula
What does damage of Wernike’s area result in?
sensory aphasia
Where is Broca’s area located?
The inferior frontal gyrus in the frontal lobe of dominant hemisphere
What is function of Broca’s area?
Assembles motor speech sequence
What does damage to Broca’s area result in?
Motor aphasia
What does damage to angular gyrus result in?
Inability to read- alexia
What is the equivalent area of Wernikes on the right hemisphere involved in?
Understanding melodic aspects of speech called prosody
