Association Cortex and Stroke

Question 1

Considering that the ______ _____ artery supplies the midbrain, CN3 palsy and Contralateral Ataxia can happen.

Answer 1

Posterior Cerebral

Question 2

Dorsolateral Prefrontal Cortex 2 Roles:

Answer 2

• Executive Fxn/Future

- Working memory

Question 3

If you see Homonymous hemianopsia with macular sparing, the _____ Cerebral artery is a likely candidate.

Answer 3

Posterior

Question 4

Transcortical Sensory aphasia is like Wernicke’s, except patients can _____

Answer 4

repeat

Question 5

Gerstmann’s syndrome 4 presentations

Answer 5

1. Acalculia
2. Agraphia
3. Finger anomia
4. Right-Left confusion

Question 6

The Anterior Choroidal Artery supplies the _____ ____ and _____ _____

Answer 6

1. Internal Capsule

2. Optic Tract

Question 7

Damage to the inferior parietal lobe/angular gyrus results in _____ Syndrome

Answer 7

Gerstmann’s

Question 8

The anterior cerebral artery links into the medial brain; supplying the primary motor/somato cortexes that affect the ____ and ____ of the body

Answer 8

• Leg

- Trunk

Question 9

The Lenticulostriate Arteries feed the ___ ___ of the brain

Answer 9

Internal Capsule

Question 10

Two watershed regions in brain

Answer 10

1. ACA-MCA

2. MCA-PCA

Question 11

Although ACA is mainly leg-driven, the deep branches (Heubner) will cause ______ and _____ motor problems

Answer 11

Face and arm

Question 12

ACA infarct can cause _____ _____ Aphasia

Answer 12

Transcortical Motor

Question 13

Both Primary visual cortex and Optic radiation lesions will cause _______ _____ Anopsia. However, optic radiations will be contralaterally contributed

Answer 13

Homonymous Hemi-

Question 14

Which parietal association cortex is dominant in most people?

Answer 14

• The Right

gets info from both sides

Question 15

The MCA supplies motor affecting the _____ and ____ of the body

Answer 15

Face and Arms

Question 16

Loss of frontal eye fields results in paralysis of ______ _____ gaze. (which sidedness & direction)

Answer 16

Contralateral Horizontal

Question 17

Superior Middle Cerebral Artery supplies _____ speech area on the left

Answer 17

Broca’s

Question 18

The Right Parietal Association Cortex is big for _____ Mechanisms

Answer 18

• Attentional

Question 19

Gegenhalten is seen in frontal lobe problems, what is it?

Answer 19

Increased voluntary tone (feels like someone pushing against you)

Question 20

The _____ lobe contains the Micturition Inhibitory area. You need to have bilateral lesion for incontinence

Answer 20

Frontal

Question 21

Considering what the Anterior Choroidal Artery supplies, name 2 sypmtoms

Answer 21

1. Hemianopsia
2. Hemiplegia/paresis
   (supplies capsule and optic tract)

Question 22

MCA-PCA infarct causes Transcortical _____ aphasia, where they can’t make sense of what they’re reading.

Answer 22

Sensory

Question 23

4 Frontal Release Signs

Answer 23

1. Grasp
2. Root
3. Suck
4. Snout

Question 24

Transcortical Motor Aphasia keeps _____ and ____

Answer 24

• Repetition

- Comprehension

Question 25

Inferior MCA infarcts on the right will definitely cause _____-sided _______

Answer 25

• Left

- Hemineglect

Question 26

Although the Anterior Cerebral Artery’s motor cortex supplies the leg and trunk; The supplementary motor area can cause ____ ____ Syndrome

Answer 26

Alien Hand

Question 27

Infarct of the lenticulostriate arteries usually presents with ___ ____ Hemiparesis. R. Lenti can cause aphasia, L. lenti can cause hemineglect.

Answer 27

Pure motor

Question 28

Assuming that the stem of the MCA is intact, if you lose some visual field, then you know that the _____ division is affected

Answer 28

Inferior

Question 29

If a patient only draws half a picture (hemi-neglect), you would expect a _____ Association Cortex lesion

Answer 29

Parietal

Question 30

Internal Capsule Map mnemonic? (From lateral to medial)

Answer 30

lafLAF
Uppercase=Motor
Lowercase=sensory

Question 31

If you see Alexia without Agraphia, you would suspect a ___ ____ Artery infarct

Answer 31

Posterior Cerebral

Question 32

3 letter Mnemonic for Prefrontal Association Cortex function?

Answer 32

• “RIO”

- Restraint, Initiative, Order

Question 33

The Inferior MCA supplies _____ speech area

Answer 33

Wernicke’s

Question 34

Ventromedial/Orbitofrontal Prefrontal Cortex 2 Roles

Answer 34

• Behavior Inhibition

- Empathy

Question 35

The recurrent artery of Heubner is a deep branch of the ____ ____ artery, which supplies the internal capsule, caudate, and putamen

Answer 35

Anterior Cerebral

Question 36

ACA-MCA watershed infarct causes sensory and motor deficit of proximal ____ limbs. Mnemonic is ____ ____ ___

Answer 36

• Upper

- Man in Barrel