Lesions

Question 1

ACA

Answer 1

Contralateral sensorimotor loss below waist
Urinary incontinence
Personality defects
Split brain syndrome

Question 2

PSA

Answer 2

Contralateral homonymous hemianopia
Reading and writing deficits
Impaired memory

Question 3

Vertebral artery

Answer 3

Contralateral diminished touch and proprioception (body)
Contralateral limb weakness
Babinski sign
Ipsilateral tongue weakness and atrophy

Question 4

PICA

Answer 4

Contralateral diminished pain and temperature (body)
Ipsilateral diminished pain and temperature (face)
Ipsilateral weak palate
Ipsilateral ataxia

Question 5

Oculomotor

Answer 5

Down and out eye
Ptosis
Dilated pupil

Question 6

Trochlear

Answer 6

Up and in position
Head tilt
Can’t look at feet

Question 7

Abducens

Answer 7

Affected side cannot abduct

Question 8

Vagus

Answer 8

Uvula moves away from side of lesion

Question 9

Hypoglossal

Answer 9

Tongue moves towards affected side

Question 10

Broca’s

Answer 10

Expressive aphasia
Halting speech
Disordered grammar and syntax

Question 11

Wernicke’s

Answer 11

Receptive aphasia

Fluent speech but meaningless

Question 12

Arcuate fasciculus

Answer 12

Conductive aphasia

Impaired ability to read back heard to written words

Question 13

Right Broca’s equivalent

Answer 13

Aprosodia

Robotic, monotonous speech

Question 14

Right posterior parietal

Answer 14

Contralateral disregard
Optic apraxia - can’t reach for objects
Dyscalculia - can’t count
Piecemental perception - only observe one object at a time
Constructional apraxia - can’t form 3D objects

Question 15

Bilateral parietal

Answer 15

Balint syndrome
Cant consider whole visual field - simultanagnosia
Can’t fixate the eyes - oculomotor apraxia
Cant reach for objects - optic ataxia

Question 16

Left inferotemporal

Answer 16

Associative agnosia - cannot name objects

Problems recalling from long term memory

Question 17

Right inferotemporal

Answer 17

Apperceive agnosia - cannot identify things in unusual rotations
Problems recalling from long term memory

Question 18

Fusiform gyrus

Answer 18

Prosopagnosia - loss of assigning name to face

Question 19

Orbitofrontal area

Answer 19

Self control
Decision making
Adhering to social norms

Question 20

Cerebellum

Answer 20

Ataxia

Hypotonia

Question 21

Basal ganglia

Answer 21

Hyper/hypokinesia - slow ro unwanted movements

Question 22

Associative motor cortex

Answer 22

Apraxia - difficulty executing familiar or learned movements