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40 Cards in this Set

  • Front
  • Back
What is the action of orbicularis oculi?
Closes the eye
What depresses or elevates the corners of the mouth?
Depresses: Depressor anguli oris, depressor labii inferioris, platysma

Elevates: Levator anguli oris, zygomatic major
What is another term for Bell's Palsy?
Paralysis of facial muscles
What is the action of buccinator?
Sucking and blowing, keeping food out of vestibule of mouth, whistling.
What are the divisions of the trigeminal nerve?
Opthalmic branch, maxillary branch, mandibular branch
Which muscle inserts into the subcutaneous tissue of the anterior neck?
Platysma
What is the common attachment for frontalis and occipitalis?
Galea aponeurotica or epicranial aponeurosis
What is the smile muscle?
Risorius
What is the origin of temporalis?
Temporal bone
What is the insertion of temporalis?
Coronoid process
What is the action of temporalis?
Closes jaw; retraction
What nerve innervates temporalis?
CNV Trigeminal
What is the origin of masseter?
Zygomatic arch
What is the insertion of masseter?
Ramus of mandible
What is the action of masseter?
Closes jaw; protraction
What nerve is masseter innervated by?
CNV Trigeminal
What is the origin of medial pterygoid?
Medial pterygoid plate
What is the insertion of medial pterygoid?
Ramus of mandible
What is the action of medial pterygoid?
Closes jaw; side to side movement
What nerve is medial pterygoid innervated by?
CNV Trigeminal
What is the origin of lateral pterygoid?
Lateral pterygoid plate
What is the insertion of lateral pterygoid?
TMJ capsule
What is the action of lateral pterygoid?
Closes jaw; side to side movement
What nerve is lateral pterygoid innervated by?
CNV Trigeminal
CNVII divides in which salivary gland?
Parotid gland
What does mastication mean?
To close the jaw (chew)
What is Tic Deloureaux?
Inflammation of the trigeminal nerve (trigeminal neuralgia)
What are the muscles of the occipital triange?
Rectus capitus posterior major, obliquus capitus inferior, obliquus capitus superior
What are the two components of motion for TMJ?
Rotation and translation
Where does TMJ restriction deviate to?
The side of the restriction
What is between the condyle of the mandible and the temporal bone?
Articular disc
Which neck muscle can ipsilaterally rotate the head?
The splenii
Which neck muscle can contralaterally rotate the head?
Sternocleidomastoid
The brachial plexus emerges through which muscles?
Anterior & middle scalenes
Which hyoid muscle is attached to the shoulder?
Omohyoid
The SCM is innervated by which nerve?
Spinal accessory nerve (XI)
What does entrapment of the suboccipital nerve cause?
Headaches
What muscles do the facial nerve supply?
Occipitofrontalis, corrugator supercilli, procerus, nasalis, alaeque nasi, orbicularis oculi, levator labii superioris, levator anguli oris, zygomatic minor, zygomatic major, orbicularis oris, risorius, buccinator, depressor anguli oris, depressor labii inferioris, mentalis, auricular muscles, platysma
What is the action of orbicularis oris?
Closes the mouth
What does digastric mean?
Two bellies