Neurovascular Anatomy, Cerebral Aneurysms and Basic Stroke Syndromes Flashcards

1
Q

What are the main blood vessels in the brain?

A

The right and left internal carotid arteries

The right and left vertebral arteries

The basilar artery

The right and left anterior cerebral arteries

The right and left middle cerebral arteries

The right and left posterior cerebral arteries

the anterior communicating artery

The right and left posterior communicating arteries

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What blood vessel is the cause of extradural haemorrhages?

A

Middle meningeal artery

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What blood vessel is responsible for subdural haemorrhage?

A

Caused by venous bleeding - bridging veins travel from the brain to the venous sinus through the dura - it is these bridging veins that tear during sub dural haemorrhage

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What arteries are responsible for subarachnoid haemorrhages?

A

Arteries located in the circle of willis and its branches

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Where do most intracranial aneurysms happen?

A

Most arise from the branch points of the circle of willis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

How is the diagnosis of subarachnoid haemorrhage made?

A

History and examination

Unenhanced CT

Exclusion by absence of blood products in CSF

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is the treatment of ruptured intracranial aneurysm?

A

Endovascular coil embolisation

Surgical clipping

Treating complications such as hydrocephalus, vasospastic infarcts and disability

Hydrocephalus: a condition in which fluid accumulates in the brain, typically in young children, enlarging the head and sometimes causing brain damage.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What do the right and left middle cerebral arteries supply?

A

Right: Left body strength and left body sensation

Left: Right body strength and right body sensation AND LANGUAGE

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What does the right posterior cerebral artery and left posterior cerebral artery supply?

A

Right - perception of the left visual field

Left - perception of the right visual field

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What supplies the cerebellum?

A

Posterior inferior, anterior inferior and superior cerebellar arteries

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is the result of cerebellar strokes?

A

Cause ataxia and or nystagmus - other causes of an acute cerebellar syndrome such as alcohol intoxication

How well did you know this?
1
Not at all
2
3
4
5
Perfectly