Scalp Flashcards
(8 cards)
0
Q
When no wrinkling of eyebrow
A
Maybe Bell’s palsy (CN VII)
1
Q
The only scalp arteries from internal carotid
A
Supratrochlear
Supra-orbital
2
Q
Leptomeninges comprised of
A
Arachnoid and pia mater
3
Q
What drains CSF back into venous system
A
Arachnoid granules
4
Q
2 dural layers
A
Endosteal
Meningeal
5
Q
Supratentorial and infratentorial innervation of dura
A
Supratentorially: trigeminal
Infratentorially: C2-3
6
Q
Supratentorial and infratentorial artery supply
A
Supratentorial:
- most middle meningeal a
- some ophthalmic a (anterior & posterior ethmoidal aa)
Infratentorial:
- occipital a
- anterior and posterior meningeal branches of vertebral a
7
Q
Fracture to what bone ruptures middle meningeal a
A
Pterion
