Chapter 16 - Neurology Flashcards
1
Q
Primary cortices:
- Motor
- Auditory
- Olfactory
- Somatosensory
- Visual
A
- Precentral gyrus (frontal)
- Superior temporal lobe (Herschl’s gyrus)
- Frontal lobe (orbitofrontal cortex)
- Postcentral gyrus (parietal)
- Occipital cortex (calcarine sulcus)
2
Q
Frontal lesions cause:
A
anosmia abornormal affective reactions difficulty planning primitive release reflexes broca's aphasia perseveration personality change
3
Q
Parietal lesions cause:
A
inferior homonymous quadrantanopia apraxia spatial representation disorders astereognosis Gerstmann syndrome (alexia, afraphia, RL confusion) Acalculia Constructional apraxia Anosognosia
4
Q
Occipital lesions cause:
A
Cortical blindness Homonymous hemianopia Quadrantanopia Visual agnosia Visual processing defects (colour, motion)
5
Q
Temporal lesions cause:
A
Wernicke's aphasia Impaired musical perception Auditory agnosia Memory impairment (hippocampus) Cortical deafness Emotional disturbance (limbic cortex) Hononymous superior quadrantanopia
