Fascial Layers Of The Neck

Question 1

What does the superficial cervical layer contain? What is it made of?

Answer 1

Platysma, fat, sup blood vessels, lymph nodes, cutaneous nerves
Loose CT

Question 2

What are the four deep layers called?

Answer 2

Investing layer
Carotid sheath
Pre tracheal
Pre vertebral

Question 3

What does the investing layer contain?

Answer 3

Sternocleidomastoid and trapezius

Question 4

What does the carotid sheath contain?

Answer 4

Common carotid
Internal jugular vein
Vagus nerve
Deep cervical lymph nodes

Question 5

What does the pre tracheal layer contain?

Answer 5

Trachea
Oesophagus
Thyroid gland
Infrahyoid muscles

Question 6

What lies in front of the pre tracheal layer?

Answer 6

Pre tracheal space

Question 7

What two things lie behind the pre tracheal layer?

Answer 7

Buccopharyngeal fascia

Retropharyngeal space

Question 8

What two areas pose a risk of spread of infection? What infection is caused?

Answer 8

Retropharyngeal space and pre tracheal space (tracheostomy)

Spread to mediastinum causing mediastinitis

Question 9

What is in the pre vertebral layer?

Answer 9

Surrounds Vertebral column

Scalene, prevertebral muscles and deep muscles of back