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Gross Anatomy & Kinesiology Lecture > Chpt. 13 (TMJ and Skull) > Flashcards

Chpt. 13 (TMJ and Skull) Flashcards

1
Q

What are 2 bones that from the zygomatic arch

A

Temporal and Zygomatic bone

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2
Q

What are the 4 muscles that make up the TMJ (temporal mandible joint) ?

A
  1. Temporalis
  2. Masseter
  3. Medial pterygoid
  4. Lateral pterygoid

masseter

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3
Q

What is the OINA for the Masseter?

A

O: Zygomatic arch
I: ramus of the mandible
*Nerve: CN 5= trigeminal nerve
A: elevation and protrusion

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4
Q

What is the OINA for the Temporalis?

A

O: temporal fossa
I: corocoid process
Nerve: CN V=trigeminal nerve
A: elevation of mandible

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5
Q

What is the OINA of Pterygoids?

Not that important

A

O: Sphenoid bone
I: mandible
Nerve: trigeminal
A:(CN V) protrude the jaw

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6
Q

TMJ will go away when working on what as a PT?

A

Posture (because mandible tends to protrude out)

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7
Q

What are the 8 bones on the skull?

A
  1. Temporal
  2. Parietal
  3. Frontal
  4. Occipital
  5. Zygomatic/arch
  6. Maxilla
  7. Mandible
  8. Nasal
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8
Q

What is the nerve and action of Occipital Frontalis?

A

Fascial (C7)

Action gives you “surprised look”=raised eyebrows

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9
Q

What is the nerve and action of Corrugator?

A
  • between eyebrows
  • draws the eyebrows together
  • frowning
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10
Q

What is the action for the Orbicularis oculi

A

(surrounds eyes)

  • closes the eyelid
  • winking
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11
Q

What is the action for Risorius = “rises”

A

(extends diagonally from the corners of the mouth)

  • draws the mouth corners outwards
  • smiling
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12
Q

What is the action for Buccinator

A

(found inside the cheeks)

  • compresses the cheeks
  • blowing
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13
Q

What is the action for Zygomaticus

A

(extends diagonally from the corners of the mouth)

  • Lifts the mouth corners, upwards and outwards
  • smiling & laughing
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14
Q

What is the action for Orbicularis oris

A

(surrounds the mouth)

  • purse the lips, and closes the mouth
  • pouting and kissing
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15
Q

What is the action for Mentalis

A

(around the chin)

  • raises the lower lip; chin wrinkles
  • “doubt facial” expression
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16
Q

What is the action for Platysma

A
  • sides of the neck
  • draws down the mouths corners downwards and backwards
  • “scared/ frightened” (fear, horror)
17
Q

What is the nerve that is responsible for the whole face?

A

C7

18
Q

What is the nerve responsible for the TMJ?

A

C5

19
Q

What are the 10 muscles for the Facial expressions (TMJ)?

A
  1. Occipital-frontalis
  2. Corrugator
  3. Orbicularis oculi
  4. Risorius
  5. Buccinator
  6. Zygomaticus
  7. Orbicularis oris
  8. Mentalis
  9. Depresor labii
  10. Platysma
20
Q

What are the 5 bone markings in the face?

A
  1. Mastoid process
  2. Corocoid process
  3. Zygomatic arch
  4. Styloid process
  5. Occipital protuberance
21
Q

What are the 5 movements of the mandible?

A
  • Elevation
  • Depression
  • Protraction
  • Retraction
  • Lateral gliding
22
Q

Where is a common source of pain on the face?

A

TMJ (Temporal Mandible Joint)

23
Q

What are the 4 landmarks the mandible?

A
  1. Corocoid process
  2. Ramus
  3. Head and neck
  4. Mandibular notch
24
Q

What is the action of th

A

This muscle is found around the cheek area, it extends from the zygomatic bone to the mandible
It clenches the teeth, closes and raises the lower jaw

25
Q

What are some common diagnosis for the TMJ?

A
  • Capsulitis and Retrodiskitis
  • Osteoarthriti/ DJD
  • Derangement of the Disk
  • TMJ clicking
26
Q

What is the Capsulitis and Retrodiskitis?

Treatment?

A

inflammation in:

  • fibrous capsule
  • synovial membrane
  • retrodiskal tissues

treatment: Ice, massage
joint stabilizing splint,

27
Q

What is the Osteoarthritis/DJD treatment ?

A
  • AROM exercises
  • Mobilization
  • Stretching
28
Q

What is the ‘Derangement of the Disk’ (Anterior dislocated Disk with reduction) treatment?

A
  • ice/heat

- anterior repositioning appliance

29
Q

What is the treatment for TMJ clicking?

A
  • lower jaw thrust exercises

- isometric stabilization (rhythmic stabilization at lower jaw)

Gross Anatomy & Kinesiology Lecture (11 decks)

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