Qtr 2 Cervical and head anatomy section 1 fascial
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What is the clinical significance of fascia?
- Free movement
- helps prevent spread of infection
- Tissue pull in chiropractic adjustments
- myofascial pain syncrome
What does the Superficial cervical fascia (tela subcutanea) invest?
What muscles does the superficial layer of deep cervical fascia invest?
What are the two layers of pretracheal deep cervical fascia?
The superficial layer of the pretracheal layer invests what muscles?
Sternohyoid and omohyoid muscles
What deep layer of the pretracheal layer invest what muscles?
sternothyroid and thyrohyoid
The pretracheal visceral layer invests what?
- Thyroid gland
The pretracheal visceral layer is continuous with what structures?
- Buccopharyngeal fascia
- Carotid sheath
What does the buccopharyngeal fascia invest?
buccinator muscle and dorsal esophagus
What three fascial layers form the carotid sheath?
investing, pretracheal, prevertebral
What are the contents of the carotid sheath?
Internal and common carotid arteries, internal jugular veins, vagus nerve
What does the prevertebral fascia invest?
Vertebral column, muscles and Axillary sheath
where is the anterior (alar) prevertebral fascia located?
- invest prevertebral muscles
- separates alar space
- bifurcates to seperate alar fascia into two parts
What does the posterior prevertebral fascia invest?
Deep cervical muscles
What is the largest cervical space and what is its function?
- allows free movement when swallowing
What is considered the danger space due to the ease of infection to spread?
Posterior retropharyngeal space
What space is posterior to the infrahyoid mm, surrounds trachea and anterior esophagus? Rupture of esophagus can spill contents into space.
What space is between the prevertebral fascia and vertebral bodies; disk are susceptible to infection (i.e. tuberculosis)
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