Facial Artery

Question 1

Origin

Answer 1

ECA above hyoid greater horn (above lingual artery)

Question 2

Parts

Answer 2

1. Facial
2. Cervical

Question 3

Facial part

Answer 3

In face

Question 4

Cervical part course

Answer 4

In neck
1. Ascends on pharynx side (middle and superior constrictors which separate it from tonsil)
2. Deep to posterior belly digastric
3. Enter digastric triangle
4. Groove submandibular gland posterior border
5. Deep to mandible, it runs forwards between gland and medial pterygoid
6. Reach mandible lower border
7. Hooks around it to enter face at anteroinferior angle of Masseter to become facial part

Question 5

Cervical part branches

Answer 5

1. Tonsillar artery
2. Ascending palatine artery
3. Glandular artery
4. Submental artery

Question 6

Tonsillar artery

Answer 6

1. Pierces superior constrictor 2. Supply superior palatine tonsil (main artery tonsil)

Question 7

Ascending palatine artery

Answer 7

1. Enters gap above superior constrictor
2. Supplies pharynx, soft palate, and palatine tonsil

Question 8

Glandular

Answer 8

To submandibular gland nearby muscles and skin

Question 9

Submental artery

Answer 9

Largest branch
1. Passes along mandible lower border to submental triangle
2. Accompanies nerve to mylohyoid and supplies surrounding muscles
3. Anastomose with:
- mylohyoid artery
- mental artery
- inferior labial artery
- sublingual artery