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Temporomandibular joint II Head and Neck Anatomy £4.49   Add to cart

Lecture notes

Temporomandibular joint II Head and Neck Anatomy

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Notes summarising the temporomandibular joint, which is a component of Head & Neck anatomy in dentistry. I wrote these notes myself when I was studying for my own exam and my notes helped me get a first (A) in my exam!

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  • July 12, 2018
  • 7
  • 2017/2018
  • Lecture notes
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naaazj
Dental occlusion: - Opening: rotaton and translocaton
- Dynamic system: TMJ, Teeth and muscles - Lateral: Working and non-working side
o LIMITED BY:
TMJ structures:  TMJ capsule and ligament
- Condyle  Teeth
- Fossa  Muscles
- Disc (meniscus) – artcular disc
- Capsule

Movements:
- Rotaton
- Translocaton
- Side to side

Movement Muscles involved:
Protrusion Lateral and medial pterygoids
Retracton Posterior fires oo Temporalis
Digastric/geniohyoid to lesser
extend
Elevaton Anterior/Middle fires oo
Temporalis
Superior and deep oo Masseter
Medial pterygoid
Lateral movement Medial and lateral pterygoid
Ipsilateral: Temporalis;
contralateral pterygoids pull Descriiing mandiiular movement (3D)
mandiile to ipsilateral side - Vertcal: open/close
- Anterior posterior: Protrusion/retracton
Hinge movement: 25º - Lateral: Laterotrusion/ Mediotrusion

Mandiiular movement:
- Voluntary
- Reflex: opening, closing, rhythmical

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