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Flashcards in Arteries of the Head Deck (13)
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1

Blood supply to the head is provided by the _____ and _____

common carotid & vertebral arteries

2

Blood supply to the brain is provided by the _____ & ______

vertebral a. and internal carotid a.

3

Branches of the common carotid a.

cranial thyroid a., internal carotid a., external carotid a.

4

The internal carotid a. enters the ______, courses through the _____ and exits and loops back into the carotid foramen before it joins the arterial circle at the base of the brain

-tympano-occipital fissure
-carotid canal

5

Branches of the External Carotid Artery

-Occipital a.
-Ascending pharyngeal a.
-Cranial laryngeal a.
-Lingual a.
-Facial a.
-Caudal auricular a.
-Superficial temporal a.
-Maxillary a.

6

Enlargement or swelling at base of internal carotid a.

carotid sinus

7

Blood supply to the external ear is derived from br. of the

caudal auricular a.

8

Pinna blood supply

-lateral auricular br.
-intermediate auricular br.
-medial auricular br.

9

Ear canal blood supply

deep auricular a.

10

Clinical relevance to ear blood supply

-aural hematomas
-total ear canal ablation
-ear canal resection

11

After giving off the superficial temporal a., the external carotid a. continues as the ____

maxillary a.

12

The inferior alveolar a. and n. enter the ____ to supply the dental alveoli of the lower arcade of teeth

mandibular foramen

13

The ____ is the first branch of the maxillary a. after its emergence from the rostral alar foramen

external opthalmic a.