Neurobiology of Cognition Flashcards Preview

3MB Psychiatry > Neurobiology of Cognition > Flashcards

Flashcards in Neurobiology of Cognition Deck (20):
1

List all the functions of the frontal lobe

Voluntary movement
Reasoning
Executive functioning
Personality
Inhibition
Initiative
Expressive language

2

What is a specific way to test verbal fluency (frontal lobe function)?

List as many words beginning with F in 60 seconds
10-15 words is normal function

3

What is involved in the Luria step test for frontal lobe function?

Show sequence of movements and ask patient to copy in the right order

4

List all the functions of the parietal lobe

Distinguish right and left
Reading
Writing
Body orientation
Calculations
Two point discrimination
Graphesthesia

5

What is graphesthesia?

Ability to recognise writing on the skin without looking (pure sensation)

6

List clinical features of damage to the dominant hemisphere of the parietal lobe

Dysphasia
Dyscalculia
Dyslexia
Apraxia
Agnosia

7

List clinical features of damage to the non-dominant hemisphere of the parietal lobe

Spatial disorientation
Constructional/dressing apraxia

8

List all the functions of the temporal lobe

Speech
Emotion
Hearing
Memory
Sense of identity
Recognising faces

9

Which lobe of the brain is the primary visual reception area?

Occipital lobe

10

Where is Broca's area in the brain?

Left inferolateral aspect of frontal lobe

11

Where is Wernicke's area in the brain?

Left posterosuperior aspect of temporal lobe

12

What is Broca's aphasia?

Non-fluent, effortful type of language that ultimately is meaningful
Slow rate of speech with limited word output

13

What is Wernicke's aphasia?

Fluent, excessive type of language filled with errors that make speech non-meaningful
Nonsense vocab and grammar

14

Individuals with Wernicke's aphasia understand language spoken to them. True/False?

False
Individuals with Broca's aphasia understand language spoken to them

15

Which individuals typically lack insight into their disability - those which Broca's or Wernicke's aphasia?

Wernicke's
Broca's aphasia individuals are typically depressed due to awareness of their disability

16

List the main structures of the limbic system

Hippocampus
Amygdala
Cingulate gyrus
Hypothalamus

17

What is the function of the hippocampus with regards to memory?

Formation of new memories

18

What is the main function of the amygdala?

Involved with emotions and reward

19

What is the shortest type of memory?

Sensory memory

20

What are the 2 main neurotransmitters involved in memory?

Glutamate
ACh