Fascial Spaces Flashcards
(19 cards)
Why are fascial spaces important to the dental professional?
Fascial spaces communicate with each other and can help the dental professional understand the spread of infection and complications of local anesthetics.
What are fascial spaces?
Potential spaces between fascial layers (loose connective tissue)
What are the 9 spaces of the head and neck area we are concerned with?
(Hint: My Mother Can Bake Pancakes Maybe Sometime Saturday or Sunday)
Maxillary Vestibular Space Mandibular Vestibular Space Canine Space Buccal Space Parotid Space Mandibular Body Space Submental Space Submandibular Space Sublingual Space
Where is the Maxillary Vestibular Space located?
Medial to buccinator/Lateral to Oral mucosa
Where is the mandibular vestibular space located?
Medial to Buccinator
Lateral to Oral Mucosa
What does the mandibular vestibular space communicate with?
Body of the Mandible
Where is the canine space located?
Deep to skin, zygomaticus minor, and levator labii superioris
Canine fossa of the Maxilla
If significant edema what can happen to the structures around the canine space?
It can cause the eye to swell shut!
Where is the buccal space located?
Lateral to the buccinator
Medial/Anterior to masseter
Where is the parotid space located?
Envelopes the parotid gland
What vessels does the parotid space contain?
External carotid
Retromandibular Vein
Facial Nerve VII
What does the Mandibular Body Space encase?
Mandible from the symphasis (chin) to the anterior edge of the medial pterygoid and masseter (sling).
The mandibular body space communicates with what five spaces?
Mandibular vestibular space Submental space Submandibular space Lingual space Buccal
What is the periosteum?
Our sling!!! Anterior to the body of the mandible from its symphysis to the anterior borders of the masseter and medial pterygoid muscles.
Where is the submental space?
Mylohyoid
Anterior bellies of the digastric muscles
Where is the submandibular space?
Lateral and posterior to submental space
Mylohyoid
Mandible
Where is the sublingual space?
Mylohyoid
Mandible
Oral Mucosa and Tongue
What space does the submandibular space communicate with that can cause Ludwig’s Angina if both spaces are infected?
Sublingual space
Why is Ludwig’s Angina dangerous?
The infected spaces push the tongue up and back causing a block to the airways which can be fatal.
