autism Flashcards
1
Q
phenotypic heterogeneity
A
high variability of genes and phenotypes
2
Q
examples of social differences/symptoms of ASD
A
- lack of eye contact
- trouble with:
- conversation
- eye tracking
- judging facial expressions
- decreased attention to faces
in the brain: - reduce activity in fusiform gyrus
3
Q
measures in ASD (neuroimiging)
A
- fMRI: measure oxygyn in brain (active neurons use more oxygen) - do a task and measure bloodflow
- Event Related potentials (ERPs) using electrodes to measure currents during a task (EEG)
4
Q
how early on must autism be diagnosed
A
first five years for best treatment success
5
Q
how to confirm an ASD diagnosis
A
- behavioural observation
6
Q
when do ASD symptoms emerge
A
12 months
7
Q
what part of the brain recognizes emotional states
A
amygdala
8
Q
what part of the brain gives reward feeling
A
orbital frontal cortex (OFC)
9
Q
what part of the brain helps in facial recognition
A
fusiform gyrus (FG)
10
Q
what part of brain helps in intention of others
A
posterior superior temporal sulcus (STS)
