Term
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Definition
O: Mandible at 1st or 2nd molar region
I: N/A
F: Enables air to be blown out of mouth. Pulls angle of mouth laterally. Keeps mucous membrane of cheek free of folds. Satisfaction
NN: Facial |
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Term
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Definition
O: Zygomatic bone
I: Angle of mouth
F: Lifts corner of mouth upwards, laughter or pleasure
NN: Facial |
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Term
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Definition
O: Zygomatic bone
I: Nasolabial groove
F: Assists Zygomaticus major
NN: Facial |
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Term
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Definition
O: Zygomatic arch
I: Masseteric tuberosity of mandible
F: Powerfully closes jaw by elevating mandible
NN: Masseteric |
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Term
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Definition
O: Temporal fossa as far as inferior temporal line
I: By strong tendon to coronoid process of mandible to mandibular ramus
F: Strongest elevator of lower jaw
NN: Deep temporal |
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Term
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Definition
Descending O: External occipital protuberance, superior nuchal line and ligamentum nuchae
Descending I: Lateral third of clavicle
Transverse O: C7-T3 spinous process
Transverse I: Spine of scapula
Ascending O: T3-T12 spinous process
Ascending I: Spine of scapula
F: Elevation, retraction and rotation fo scapula
NN: Spinal root accessory and C3-C4 |
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Term
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Definition
O:Sternum and clavical
I: MAstoid process and superior nuchal line
F: Unilateral contraction turns head to opposite side and bends it ipsilaterally
NN: Accessory N and C2-C3 |
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Term
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Definition
Inferior O: Upper border of scapula near notch
Superior I: Lower border of hyoid bone
F: Fascia tensor anddilates internal jugular vein
F: Opens mouth and helps in later flexion of head
NN: Cervical ansa |
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Term
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Definition
O: Posterior surface of manubrium and sterno-clavicular J.
I: Body of hyoid bone (inner surface and laterally)
NN: Cervical ansa |
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Term
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Definition
O: Posterior surface of manubrium
I: Oblique line of thyroid cartilage, covers gland
NN: Cervical ansa |
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Term
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Definition
O: Oblique line of thyroid cartilage
I: Inner surface of body (laterally) and lower margin of greater horn
NN: C1, before giving branch to cervical ansa |
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Term
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Definition
Anterior belly O: Mandible
Posterior O: Mastoid notch of temporal
I: Intermediate tendon to body and greater horn of hyoid bone
F: Raising hyoid and stabilizing it in speaking and swallowing
F: Depresses the mandible
Anterior NN: V/3, Trigeminal N
Posterior NN: Facial |
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Term
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Definition
O: Styloid process of temporal bone
I: Body of hyoid
F: Elevates and retracts hyoid bone, elongates floor of mouth
NN: Facial (Cervical branch) |
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Term
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Definition
O: Mandible
I: Body of hyoid
F: Elevates hyoid and floor of the mouth and tongue in swallowing and speaking
NN: V/3 Trigeminal N |
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Term
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Definition
O: Mandible
I: Body of hyoid
F: Pulls the hyoid anterosuperiorly, shortens floor of the mouth and widens pharynx.
NN: C1 via hypoglossal N |
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