Neck - Part 2

Question 1

Where does the left CCA originate from?

Answer 1

The aortic arch

Question 2

Where does the right CCA originate from?

Answer 2

Innominate (brachiocephalic) artery

Question 3

Where does the CCA lie compared to the IJV and thyroid lobe?

Answer 3

1. IJV = medial

2. Thyroid lobe = lateral

Question 4

Where does the CCA course?

Answer 4

Deep to the sternocleidomastoid muscles

Question 5

What does the CCA bifurcate into?

Answer 5

Internal and external carotid arteries

Question 6

What does the ECA supply? (3)

Answer 6

1. Neck
2. Scalp
3. Face

Question 7

Where does the ECA lie compared to the ICA?

Answer 7

Anterior and medial

Question 8

What is a distinguishing factor of the ECA?

Answer 8

Multiple extracranial branches

Question 9

What is the first branch off of the ECA?

Answer 9

Superior thyroid artery

Question 10

What does the ICA supply? (2)

Answer 10

1. Eyes

2. Brain

Question 11

Where does the ICA lie compared to the ECA?

Answer 11

Posterior and lateral

Question 12

Where does the ICA terminate?

Answer 12

At the circle of Willis

Question 13

What is the first branch of the ICA?

Answer 13

Ophthalmic artery

Question 14

What does the ICA not have?

Answer 14

Extracranial branches

- but it has internal ones

Question 15

Where do the vertebral arteries arise from?

Answer 15

The first segment of the subclavian artery

Question 16

What do the vertebral arteries provide blood to?

Answer 16

The posterior brain

Question 17

Where do the vertebral arteries lie in the neck?

Answer 17

Posterior

Question 18

Where do the vertebral arteries ascend through?

Answer 18

The transverse processes of the spine

Question 19

What do the left and right vertebral arteries join to form?

Answer 19

Basilar artery

- at the base of the skull

Question 20

Where does the basilar artery terminate?

Answer 20

In the posterior aspect of the circle of Willis

Question 21

What do vertebral arteries contain?

Answer 21

Multiple extracranial branches

Question 22

What does the IVJ receive? (3)

Answer 22

Major portion of blood from the…

1. Brain
2. Neck
3. Superficial parts of the face

Question 23

Where does the IJV course?

Answer 23

Lateral to the carotid artery

Question 24

What does the IJV unite with? What does it form?

Answer 24

1. Unite with the subclavian vein

2. Forming the innominate (brachiocephalic) vein

Question 25

What makes up the SVC?

Answer 25

Innominate (brachiocephalic) vein

Question 26

What do the EJV receive? (2)

Answer 26

Receive blood from the…

1. Exterior cranium
2. Deep parts of the face

Question 27

Where are the EJV located?

Answer 27

Superficial fascia of the lateral neck

Question 28

What do the EJV empty into?

Answer 28

Subclavian vein

Question 29

What do the vertebral veins receive?

Answer 29

Receive blood from the posterior brain

Question 30

Where do the vertebral veins empty into?

Answer 30

The brachiocephalic vein

Question 31

Where are are the vertebral veins located?

Answer 31

Anterior to the corresponding vertebral artery

Question 32

What is the largest endocrine gland?

Answer 32

Thyroid

Question 33

What connects the 2 thyroid lobes together?

Answer 33

Isthmus

Question 34

Which thyroid lobe is typically larger?

Answer 34

The right one