Pharyngeal Vessels

Question 1

Name vessel A.

Answer 1

Internal carotid artery

Question 2

Name vessel B.

Answer 2

Internal jugular vein.

Question 3

What is the origin of the internal jugular vein?

Answer 3

Union of the inferior petrosal and sigmoid sinuses

Question 4

Describe the course of the internal jugular vein

Answer 4

Descends in carotid sheath

Question 5

Which structures are drained by the internal jugular vein?

Answer 5

Skull, brain
Superficial face
Most of neck