Week 1 - DRY Flashcards
Draw and label the circle of Willis
Check against diagram in anatomy book, page 98
From which arteries do the left & right vertebral arteries arise?
Subclavian
At what vertebral level do the left & right internal carotid arteries arise?
C4
How is the basilar artery formed and which part of the brainstem is it most closely related to?
Union of L + R vertebral arteries
Pons
Which arteries complete the posterior of the Circle of Willis by linking the internal carotid arteries to the posterior cerebral arteries?
Posterior communicating
Which artery completes the anterior of the Circle of Willis by linking the anterior cerebral arteries?
Anterior communicating
In which fissure of the brain does the anterior cerebral artery travel?
Median Longitudinal Fissure
In which fissure of the brain does the middle cerebral artery travel in?
Lateral sulcus
In which fissure of the brain does the posterior cerebral artery travel?
Parieto-occipital
Which cerebral artery supplies:
1) Primary motor cortex
2) Primary Sensory Area
3) Primary visual area
4) Primary auditory area
5) Area for olfaction
1) Middle
2) Middle
3) Posterior
4) Middle
5) Middle
Which parts of the brain does the vertebro-basilar system supply?
Brainstem and cerebellum
Which cranial nerve emerges from just above the superior cerebellar artery?
III
Label the main dural venous sinuses of the brain.
Into which vein in the neck do these dural venous sinuses drain into?
Internal Jugular
Through which foramen in the skull does the IJV pass?
Jugular foramen