CAA CAA ADHD Neuroscience and Brain-Based Understanding

Question 1

Which neurotransmitter is primarily implicated in ADHD's impact on attention regulation?

Accepted Answer

Dopamine

Answer

Serotonin

Answer

GABA

Answer

Glutamate

Question 2

Which brain region's dysfunction most directly accounts for working memory deficits in ADHD?

Accepted Answer

Prefrontal cortex

Answer

Hippocampus

Answer

Occipital lobe

Answer

Cerebellum

Question 3

According to Russell Barkley's model, ADHD is fundamentally a disorder of:

Accepted Answer

Behavioral inhibition and self-regulation

Answer

Intelligence

Answer

Memory storage

Answer

Language processing

Question 4

The neurological explanation for 'hyperfocus' in ADHD is best described as:

Accepted Answer

Dopamine surge during high-interest tasks

Answer

Overactive serotonin system

Answer

Reduced amygdala activity

Answer

Increased GABA release

Question 5

Executive function development in individuals with ADHD typically lags neurotypical peers by approximately:

Accepted Answer

3–5 years

Answer

1–2 years

Answer

6–8 years

Answer

10+ years

Question 6

Which concept explains why ADHD clients can perform well one day but struggle significantly the next?

Accepted Answer

Inconsistent dopamine availability

Answer

Learned helplessness

Answer

Poor sleep habits alone

Answer

Low motivation