Craniofacial Vasculature (extra)

Question 1

Arterial supply to meninges

Answer 1

ECA –> middle meningeal a. (enters foramen spinosum) –> frontal a. (ant) and parietal a. (post)

Question 2

Innervation of meninges

Answer 2

V1
V2
V3
Cervical spinal nerves

Question 3

Most venous drainage from head an neck drains to:

Answer 3

IJV

Question 4

What does inferior petrosal v. drain?

Answer 4

Cavernous sinus

Question 5

How is the facial v. formed?

Answer 5

Supraorbital v. and Supratrochlear v. form the angular v. which becomes facial v.

Question 6

How is the pterygoid plexus joined to the facial v.?

Answer 6

Deep facial v.

Question 7

How is the cavernous sinus joined to the facial v.?

Answer 7

Superior ophthalmic v.

Question 8

What forms the retromandibular v.?

Answer 8

Maxillary v. and superficial temporal v.

Question 9

Anterior division of retromandibular v. joins:

Answer 9

Facial v.

Question 10

Posterior division of retromandibular v. joins:

Answer 10

Posterior auricular v. to make EJV.

Question 11

How is maxillary v. formed?

Answer 11

Confluence of veins from pterygoid plexus

Question 12

Who drains pterygoid plexus if maxillary v. is occluded?

Answer 12

Deep facial v.

Question 13

Where do pharyngeal vs. drain?

Answer 13

IJV
Facial v.
Lingual v.
Superior thyroid v.

Question 14

Occipital v. drains into:

Answer 14

Usually vertebral v. or posterior auricular, but can be IJV

Question 15

Where does middle thyroid v. drain?

Answer 15

IJV

Question 16

Where does superior thyroid v. drain?

Answer 16

Facial v. or IJV

Question 17

What artery supplies the sublingual gland and oral floor?

Answer 17

Sublingual a.

Question 18

What supplies the base of the tongue AND runs w/ lingual v.?

Answer 18

Deep lingual a.

Question 19

Orientation of artery and nerve to hyoglossus m.

Answer 19

Lingual n. is superficial to hyoglossus m. and lingual a. is deep to hyoglossus m.

Question 20

What nerve does occipital a. travel with?

Answer 20

Greater occipital n.

Question 21

Branches of posterior auricular a.

Answer 21

Stylomastoid a.
Posterior tympani a.
Auricular branch
Occipital branch
Parotid branch

Question 22

Branches of mandibular part of maxillary a. (5)

Answer 22

Deep auricular a.
Anterior tympanic a.
Inferior alveolar a. --> mylohyoid a. and mental a.
Middle meningeal a.
Accessory meningeal a.

Question 23

Branches of pterygoid part of maxillary a. (4)

Answer 23

Deep temporal a.
Pterygoid branches
Masseteric a.
Buccal a.

Question 24

Branches of pterygopalatine part of maxillary a. (6)

Answer 24

Posterior superior alveolar a.
Infraorbital a.
A. of pterygoid canal
Pharyngeal branch
Descsending palatine a. 
Sphenopalatine a.

Question 25

What are greater and lesser palatine as. branches from?

Answer 25

Descending palatine a. from pterygopalatine part of maxillary a. Greater palatine a.: hard palate Lesser palatine a.: soft palate and palatine tonsil

Question 26

Branches of superficial temporal a.

Answer 26

``` Transverse facial a. Middle temporal a. Anterior auricular a. Frontal a. Parietal a. ```

Question 27

Where does superficial temporal a. begin? | Where does it terminate?

Answer 27

TMJ | Frontal and parietal branches.

Question 28

Branches of ICA

Answer 28

Ophthalmic a. Anterior cerebral a. Middle cerebral a.