Blood Vessels (Arteries & Veins)

Question 1

What does the external carotid artery supply blood to?

Answer 1

Face
Scalp
Cranial dura
Oral cavity
Nasal cavity
Larynx
Pharynx
Thyroid gland.

Question 2

What helps to supplement the external carotid supply to the neck?

Answer 2

Spinal branches of the Vertebral A.
Inferior thyroid A.
Transverse Cervical A.
Suprascapular A. branches of the Thyrocervical Trunk Deep Cervical Branch of the Costocervical trunk. 
(All are branches of Subclavian A.)

Question 3

What is the purpose of the bifurcation in the Common Carotid A.?

Answer 3

critical monitoring point in reflexes controlled blood pressure and respiration. And is dilated, forming the carotid sinus.

Question 4

What are the branches of the external carotid artery?

Answer 4

Superior Thyroid A.
Ascending Pharyngeal A.
Lingual A.
Facial A. (external maxillary) A.
Occipital A. 
Posterior Auricular A. 
Superficial Temporal A. - [terminal branch]
Maxillary A.s - [terminal branch]

Question 5

What is the superior thyroid artery?

Answer 5

branch of the external common carotid just below the tip of the geater horn of the hyoid bone. Descends on the Inferior Pharyngeal Constrictor along with the [external branch] of the Superior Laryngeal N. and ends in Glandular Branches to the thyroid.

Question 6

What are the branches of the Superior Thyroid A.?

Answer 6

Sup. Laryngeal A. - (into larynx w/ int. branch of Sup. Laryngeal n.)

Glandular branches - (to the thyroid gland)

Question 7

Branches of the Int. Carotid A.:

Answer 7

Ophthalmic A.
Ant. Choroidal A.
Ant. Cerebral A.
Mid. Cerebral A.
Pos. Communicating A.