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Neuroanatomy 2 > Memory > Flashcards

Flashcards in Memory Deck (23)
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1
Q

Encoding

A

Left frontal

2
Q

Retrieval

A

Right frontal

3
Q

Medial temporal

A

consolidation - permanent memory3

4
Q

Neglect most often

A

non-dominant side -
right hemisphere lesion
often parietal

5
Q

Spatial acalculia

A

problem with neglect

6
Q

Patients with cortical basal degeneration have

A

neglect of right arm - dont use the limb contralateral to lesion - no weakness!!

7
Q

Where is the lesion in a patient with motor neglect

A

Striatum (caudate , putamen)
Lateral thalamus
Frontoparietal cortex

8
Q

when does alien hand syndrome occur?

A

Coprus callosum surgery for epilepsy -

often right side

9
Q

Depression can cause cognitive difficulty

A

oFTEN reversible dementia

and cant tell the difference between BLACK BOARD and blackboard

10
Q

Aprosodia is

A

often non-dominant hemisphere
cant convey or interpret emotional
can be motor aprosodia
- OFTEN right sided lesion

11
Q

Dementia with Lewy bodies often characterized by

A

Hallucinations

- can be preceded by REM sleep behavior disorders

12
Q

Semantic dementia

A
  • fluent speech
  • semantic paraphasias
  • Good repitition
  • no visual symptoms
    LOSS OF meaning to words and objects
  • lesion in BILATERAL TEMPORAL POLE AND INFEROLATERAL CORTEX
13
Q

Herpes encephalitis can cause

A

dense amnesia

Good attention, can concentrate but loss of memory

14
Q

Prosody

A

Associated with a left sided aphasia lesion

15
Q

Severe comprehension problems can still spare

A

whole body commands

16
Q

Conduction aphasias characteristics

A
  1. Fluent speech
  2. Good comprehension
  3. Poor repitition
  4. poor naming
    ARCUATE FASCICULUS
17
Q

wernicke’s aphasia

A
- Fluent speech
poor comprehension
- pOOR repitition
Poor naming
POSTERIOR SUPERIOR TEMPORAL GYRUS
18
Q

BROCA’S aphasia

A
  • non-fluent
  • Good comprehension
  • poor repition
  • poor naming

POSTERIOR INFERIOR FRONTAL LESION

19
Q

Global aphasia

A
  • non fluent -
    poor everything
  • FRONTAL, TEMPORAL, PARIETAL LESION
20
Q

Transcortical sensory aphasia

A
  • fluent-
    comprehension is poor. naming is poor
  • Good REPITITION
    POSTERIOR TEMPORO-PARIETAL-OCCIPITAL junction - spares wernicke
21
Q

Transcortical motor aphasia

A
  • non fluent
  • comprehension is fine, repition is fine
    NAMING IS POOR
    LESION FRONTAL LOBE spares broca’s
22
Q

Mixed transcortical aphasia

A
  • non fluent
    poor comprehension, poor naming
    but GOOD repitition
    ANTERIOR POSTERIOR ASSOCIATION CORTEX sparing perisylvian language part
23
Q

Anomic aphasia

A
  • fluent speech, good comprehension and repitition
    POOR NAMING
    TEMPORAL TEMPORAL PARIETAL