ANA 407 Lecture 3: ana407 lec 3

• School: University at Buffalo
• Department: Anatomical Sciences
• Course: ANA 407
• Professor: Karnes

Document Summary

Describe the organization of the major fascial layers and compartments of the neck. a. The superficial fascia contains the platysma m. (which is related to panniculus carnosus, i. e. , the layer of subcutaneous muscle that horses and some other mammals use to shake flies away). The platysma is continuous with the muscles of facial expression and so has the same nerve supply, i. e. , the facial n. (c. n. The investing layer of deep fascia encircles the entire neck and splits to enclose the most superficial mm, i. e. , the sternocleidomastoid and trapezius. The prevertebral fascia surrounds the posterior supportive compartment of the neck which contains the cervical spinal column and its mm. The pretracheal fascia relates to the anterior, mobile part of the neck, which contains the: 3) common carotid a. (and some of its branches) internal jugular v. vagus n. trachea esophagus thyroid gland b. c. d. e. Describe the course and significance of the vertebral a. a.