Neck: Fascia and Spaces

Question 1

What are the attachments of the sternocelidomastoid

Answer 1

Clavicle/Sternum

mastoid process

Question 2

What is an Adam’s apple

Answer 2

thyroid cartilage of larynx

Question 3

What does the superficial facia contain

Answer 3

platysma muscle and fat

Question 4

What does the investing fascia surround

Answer 4

all structures

Question 5

What does the prevertebral fascia surround

Answer 5

vertebral column and deep muscles

Question 6

What does the pretracheal fascia enclose

Answer 6

viscera

Question 7

What does the carotid sheath enclos

Answer 7

neurovascular bundles

Question 8

What is the muscular compartment surrounded by

Answer 8

investing fascia

Question 9

What is the vertebral compartment enclosed by

Answer 9

prevertebral fascia

Question 10

What is the vascular compartment enclosed by

Answer 10

carotid sheath

Question 11

What is the visceral compartment enclosed by

Answer 11

pretracheal fascia

Question 12

What structures are contained within the carotid sheath

Answer 12

jugular vein
common carotid
vagus nerve

Question 13

What is the platysma muscle

Answer 13

skeletal muscle within the superficial fascia of the neck

Question 14

What nerves pass through playsma

Answer 14

superficial branches of cervical plexus

Question 15

What nerve innervates platysma

Answer 15

CN VII

Question 16

What muscle is manipulated in a facelift

Answer 16

platysma

Question 17

What are the two parts of the pretracheal fascia

Answer 17

pretracheal proper

buccopharyngeal

Question 18

What is pretracheal proper fascia attachments

Answer 18

attaches to the hyoid bone above and fibrous pericardium below

Question 19

What is buccopharyngeal fascia

Answer 19

base of skull, fuses with pre-tracheal and adventitia of esophagus

Question 20

How is the superficial cervical ansa formed

Answer 20

cervical branch of facial nerve forms loop with transverse cervical nerve

Question 21

What are the superficial nerves of the neck

Answer 21

lesser occipital
supraclavicular
transverse cervical
great auricular

Question 22

What muscles will be enclosed in investing fascia

Answer 22

SCM, trapezius, infrahyoid muscles

Question 23

What structures pierce the investing fascia

Answer 23

external and anterior jugular veins
lesser occipital nerve
great auricular
transverse cervical
supraclavicular

Question 24

What are the specializations of the pretrachial fascia

Answer 24

axillary sheath
sibson’s fascia
two slings for omohyoid and digastric

Question 25

What fascial layers contribute to the carotid sheath

Answer 25

pretracheal, investing, prevertebral fascia

Question 26

What are the contents of the carotid sheath

Answer 26

common carotid artery internal carotid artery internal jugular vein vagus nerve

Question 27

Where is the pretracheal space found

Answer 27

between investing and pretracheal fascia

Question 28

Where does the pretracheal space extend

Answer 28

to the mediastinum

Question 29

Where is the retropharyngeal space found

Answer 29

buccopharyngeal and alar fascia

Question 30

Where does the retropharyngeal space extend to

Answer 30

carina

Question 31

Where is the danger space found

Answer 31

between alar and prevertebral fascia

Question 32

What are the two main spaces in the neck that abscesses can occur

Answer 32

pretracheal space retropharyngeal space DANGER SPACE

Question 33

Where does the danger space extend

Answer 33

cranium to mediastinum