Fascia Of The Neck

Question 1

Deep fascia of the neck

Answer 1

A. Investing layer
B. Pretracheal layer
C. Prevertebral layer
D. Carotid sheath

Question 2

Thin layer of subcutaneous tissue

Answer 2

Superficial Cervical Fascia

Question 3

The Superficial Cervical Fascia contains

Answer 3

1- Cutaneous nerves
2- Blood vessels and lymphatics
3- Superficial lymph nodes and fat
4- Platysma muscle

Question 4

The attachment of deep fascia to hyoid bone prevents formation of

Answer 4

Dewlap

Question 5

Fxns of the deep cervical fascia

Answer 5

1- Surrounds viscera and vessels forming cleavage planes between them during surgery
2- Limits spread of abscess
3- Provides slippery surface for movement of neck viscera, e.g. during swallowing.

Question 6

surrounds all structures in the neck

Answer 6

Investing layer

Question 7

encloses the viscera of the neck

Answer 7

Pretracheal layer

Question 8

surrounds the vertebral column and the deep muscles associated with the back

Answer 8

Prevertebral layer

Question 9

receive a contribution from the other 3 fascial layers and surround the 2 major neurovascular bundles on either side of the neck

Answer 9

Carotid sheaths

Question 10

Surrounds the entire neck deep to the superficial fascia

Answer 10

Investing layer

Question 11

The investing layer splits to envelope 2 muscles:

Answer 11

SCM

Trapezius

Question 12

The investing layer splits to envelope 2 salivary glands:

Answer 12

Submandibular

Parotid

Question 13

Deep to the parotid gland, the investing layer thickens to form the

Answer 13

stylomandibular ligament

Question 14

The investing layer splits above two bones

Answer 14

manubrium sterni

middle 1/3 of clavicle

Question 15

the investing layer splits above manubrium sterni to form the suprasternal space that contains

Answer 15

• inferior end of anterior jugular veins
• jugular venous arch
• lymph nodes and fat

Question 16

the investing layer splits above middle 1/3 of clavicle where the posterior layer surrounds the—–

Answer 16

inferior belly of omohyoid muscle

Question 17

Below the clavicle, the investing layer is represented by the ——

Answer 17

clavi-pectoral fascia

Question 18

Posteriorly, the investing layer is continuous with the ——

Answer 18

Iigamentum nuchae

Question 19

Lies anterior to the trachea

Answer 19

Pretracheal Layer

Question 20

The pretracheal layer consists of 2 parts:

Answer 20

1- thin muscular layer enclosing the infrahyoid muscles

2- visceral layer enclosing - thyroid gland, trachea, esophagus

Question 21

Superior attachment of the pretracheal layer

Answer 21

Hyoid bone
Thyroid cartilage
Cricoid cartilage

Question 22

Inferior attachment of the pretracheal layer

Answer 22

AOTA

Question 23

Lateral attachment of the pretracheal fascia

Answer 23

Blends with the carotid sheath

Question 24

Posteriorly the pretracheal layer is referred to as

Answer 24

Retrovisceral

Question 25

Tubular layer around the vertebral column and associated muscles

Answer 25

Prevertebral layer

Question 26

Superior attachment of the prevertebral layer

Answer 26

Base of skull

Question 27

Inferioir attachment of the prevertebral layer

Answer 27

body of T3 vertebra

Question 28

The prevertebral fascia extends laterally as the ------------ around the axillary vessels and brachial plexus

Answer 28

Axillary sheath

Question 29

The prevertebral fascia is continuous inferiorly with the

Answer 29

anterior longitudinal ligament

Question 30

These are embedded in the prevertebral layer

Answer 30

Sympathetic trunks

Question 31

The prevertebral layer begins from

Answer 31

cervical spinous processes | ligamentum nuchae

Question 32

The prevertebral layer divides into two layers/laminae as it passes what structure

Answer 32

behind the esophagus and in front of the vertebral column

Question 33

The carotid sheath contains

Answer 33

``` 1- common and internal carotid arteries 2- internal jugular vein (IJV) 3- vagus nerve 4- carotid sinus nerve – a branch from glossopharyngeal nerve 5- carotid sympathetic plexus 6- deep cervical lymph nodes ```

Question 34

Superior attachment of the carotid sheath

Answer 34

base of skull around carotid foramen

Question 35

Inferior attachment of the carotid sheath

Answer 35

AOTA

Question 36

The carotid sheath blends anteriorly wt the

Answer 36

Investing layer

Question 37

The carotid sheath blendsially with the

Answer 37

Pretracheal layer

Question 38

The carotid sheath blends post with the

Answer 38

Prevertebral layer

Question 39

largest fascial compartment; includes the other three, and consists of the area surrounded by the investing layer

Answer 39

1st

Question 40

The 2nd fascial compartment consists of

Answer 40

the vertebral column, the deep muscles associated with this structure, and is the area contained within the prevertebral layer

Question 41

The 3rd/ visceral compartment contains the

Answer 41

pharynx, the trachea, the esophagus, and the thyroid gland, which are surrounded by the pretracheal layer

Question 42

The 4th comp/ carotid sheath consists of

Answer 42

neurovascular structures that pass from the base of the skull to the thoracic cavity, and the sheath enclosing these structures receives contributions from the other cervical fascias

Question 43

Classification of the fascia of the neck

Answer 43

Superficial | Deep