Fascias

Question 1

Fascias of the neck

Superficial Cervical fascia

Answer 1

located between the dermis and deep fascia; contains the *platysma muscle

Question 2

Deep Cervical fascia

Superficial layer (investing lamina)

Answer 2

details- extends from the mastoid & mandible to the clavicle & acromion, and from the ligamentum nuchae and spinous processes to the midline; surrounds the trapezius, SCM and inferior portion of the parotid gland; continuous with remainder of the **parotid fascia.

Question 3

Deep cervical fascia

Carotid Sheath

Answer 3

details- surrounds the common & internal carotid a., internal jugular v. and the vagus n.

Question 4

deep cervical fascia

Prevertebral fascia

Answer 4

details- extends lateral & anterior to *levator scapulae, *longus colli & *capitis, and *scalene muscles to form the *floor of the posterior triangle;

-From base of skull to mediastinum

_-_continuous with *axillary sheath and *anterior longitudinal ligament; defines the posterior boundary of the **retropharyngeal space

Question 5

Deep cervical fascia

Pretracheal fascia (visceral lamina)

Answer 5

details- surrounds the infrahyoid muscles, thyroid gland, esophagus and trachea; continuous with the buccopharyngeal fascia

Question 6

Pharyngobasilar fascia

Answer 6

details- internal epimysium of the constrictor muscles*; extends from the base of the skull (pharyngeal tubercle) to the *pterygomandibular raphe & *pharyngeal raphe

Question 7

Buccopharyngeal Fascia

Answer 7

details- *external epimysium of the constrictor muscles; continuous with the pretracheal fascia