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Superficial Layer
- Skull base to clavicle
- Encircles entire neck
- Suprahyoid neck: carotid sheath
- Infrahyoid neck: surrounds strap muscles, sternocleidomastoid and trapezius muscles. Carotid sheath.
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Middle Layer:
- Suprahyoid neck: Buccopharyngeal fascial ; Carotid sheath
- Infrahyoid neck: Visceral fascia
- Encircles "Viscera"
- Posterior margin = anterior wall of retropharyngeal space.
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Deep Layer
- Surround perivertebral space; carotid sheath
- Perivertebral space: 1. prevertebral 2. paraspinal
- Encircles prevertebral, scalene, paraspinal muscles
- Lateral wall of retropharyngeal space (Alar fascia)
Case Discussion
Annotated diagrams for outlining the superficial, middle and deep layers of deep cervical fascia.
Each layer contributes to the carotid sheath.
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