1.5 The Neurovascular Structures in the Neck Flashcards
What is the Common Carotid Artery a Branch of?
Right Side - The Braciocephalic Job
Left Side - The Aortic Arch
What does the Carotid Sheath contain?
The Common Carotid Artery
The Internal Jugular Vein
The Vagus Nerve (Cranial Nerve X)
At what level (in relation to the cartilaginous structures in the neck) does the Common Carotid Artery divide?
C4
What does the Common Carotid Artery divide into?
The Internal Carotid Artery
The External Carotid Artery
Which of the 2 branches of the Common Carotid Artery gives off branches in the Neck?
The External Carotid Artery
Which of the 2 branches of the Common Carotid Artery is most lateral?
The Internal Carotid Artery
What are the 2 terminal branches of the External Carotid Artery?
And within which structure are they given off?
- The Superficial Temporal Artery
- The Maxillary Artery
They are given off within the Parotid Gland
What does the Internal Jugular Vein arise from?
The Jugular Venous Sinus (which drains the Brain)
Where does the Internal Jugular Vein emerge from?
The Jugular Foramen
Which vein does the Internal Jugular Vein merge with?
And what does this form?
It merges with the Subclavian Vein
To form the Brachiocephalic Vein
Does the External Jugular Vein run superficial or deep to the Sternocleidomastoid Muscle?
Superficial
Which vein does the External Jugular Vein drain into?
The Subclavian Vein
Where does the Vagus Nerve lie in relation to the vascular contents in the Carotid Sheath?
Posteriorly
Where does the Phrenic Nerve arise from?
The Cervical Plexus
What does the Phrenic Nerve supply?
The Diaphragm
