Term
Superficial fasciae – Subcutaneous |
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Definition
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Platysma muscle
- Facial nerve
- Cutaneous nerves = sensory
- Superficial veins
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Term
Investing Layer of Deep Cervical Fascia
[image]
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Definition
envelops the entire neck, splits to surround the SCM and trapezius
[image]
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Term
Pretracheal layer
[image]
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Definition
the muscular portion encloses the infrahyoid (strap) muscles, while the visceral portion surrounds the thyroid gland, laynx, trachea, pharynx, and esophagus
[image] |
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Term
Preverteral layer
[image]
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Definition
surrounds the cervical vertebral column, and the muscles associated with it
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Term
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Definition
encloses the common carotid artery, internal jugular vein, and vagus nerve
[image] |
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Term
If infection gets in the retropharyngeal space, what can be compromised? |
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Definition
posterosuperior mediastinum
since the retropharyngeal space lies between the buccopharyngeal fasica and alar fascia
[image]
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Term
If infection gets into the prevertebral space, what is at risk? |
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Definition
Since the inferior boundary is the diagphram, the whole mediastinum is at risk.
Boundaries: bet. the prevertebral fascia and the vertebral bodies
[image]
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Term
If infection gets into the danger space, what can be compromised?
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Definition
Like the prevertebral space, it is bounded inferiorly by the diaphragm, and thus the whole mediastinum can become compromised with infection in the danger space.
Boundaries: alar fascia and prevertebral fascia
[image] |
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