A1 - Scalp (Newton) Flashcards Preview

4.1 > A1 - Scalp (Newton) > Flashcards

Flashcards in A1 - Scalp (Newton) Deck (26):
1

Crescent shaped

Subdural dematoma

2

Venous in origin

Subdural hematoma

3

Lenticular shape

Epidural hematoma

4

Arterial in origin

Epidural hematoma

Subarachnoid hemorrhage

5

Shearing of cerebral bridging veins

Subdural hematoma

6

Lies beneath the pterion

Middle meningeal a.

7

thundercap headache

subarachnoid hemorrhage

8

star shape

subarachnoid hemorrhage

9

structures affected by cavernous sinus swelling

CN 3, 4, 6

V1, V2

Internal carotid a. & sympathetic plexus

eyes --> Opthalmic v.

10

Danger triangle

Eyes affected

Infectious agents from face, orbit, nasal sinus

S. aureus

Cavernous sinus thrombosis

11

Metastases to CNS

Pelvic --> esp. prostatic

12

slow growing

non-malignant

dura mater

accommodated by brain

Meningioma

13

dura mater innervation

- including anterior cranial fossa

 

V1 of CN 5

14

Middle cranial fossa innervation

V2

15

Posterior cranial fossa innervation

C2, C3, vagus n.

16

Major CSF absorption

superior sagittal sinus

17

endothelium

lines dural venous sinuses

18

spinal cord lacks this dural layer

periosteal

19

midbrain passes thru

tentorial notch

20

anterior attachment of cerebral falx

crista galli

21

posterior attachment of cerebral falx

tentorium cerebelli

22

sensory innervation to anterior & lateral scalp

CN V - trigeminal

23

3 branches of trigeminal

opthalmic

maxillary

mandibular

24

Sensory innervation to posterior & lateral aspects

Greater & lesser occipital nn.

25

Somatic motor innervation to occipitofrontalis m.

Facial n. - CN 7

26

Allows free movement - danger area

Loose connective tissue of scalp