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Anterior Neck Muscles
Muscles
37
Anatomy
Undergraduate 4
03/26/2013

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Cards

Term
Sternocleidomastoid O
Definition
Manubrium and Clavicle
Term
Sternocleidomastoid I
Definition
Mastoid process
Term
Sternocleidomastoid A
Definition
If both contracted: Flexes neck
If one contracted: Turns head to opposite side of muscle contracted
Term
Scalenus O
Definition
Transverse process of the cervical vertebra
Term
Scalenus I
Definition
Superior surface of 1st and 2nd Ribs
Term
Scalenus A
Definition
Flexes the neck
Elevates the 1st and 2nd Ribs during forced inhalation when neck is fixed
Can move origin or insertion
Term
Stylohyoid O
Definition
Styloid process of the temporal bone
Term
Stylohyoid I
Definition
Hyoid Bone
Term
Stylohyoid A
Definition
Elevates the hyoid bone
Term
Digastricus Anterior Belly O
Definition
Mandible near mental protuberance
Term
Digastricus Anterior Belly I
Definition
Hyoid bone via fascia sling
Term
Digastricus Anterior Belly A
Definition
Depresses Mandible
Term
Digastricus Posterior Belly O
Definition
Mastoid Process
Term
Digastricus Posterior Belly I
Definition
Hyoid Bone via Fascia sling
Term
Digastricus Posterior belly A
Definition
Elevate Hyoid bone
Term
Mylohyoid O
Definition
Mylohyoid line of mandible
Term
Mylohyoid I
Definition
Hyoid bone
Term
Mylohyoid A
Definition
Depresses mandible; elevates hyoid bone
Term
Geniohyoid O
Definition
Posterior mental protuberance
Term
Geniohyoid I
Definition
Hyoid bone
Term
Geniohyoid A
Definition
Elevates hyoid bone; elevates floor of mouth
Term
Hyoglossus O
Definition
Upper Border of the greater horn of the hyoid and body of the hyoid bone
Term
Hyoglossus I
Definition
spreads out into the intrinisc muscles of the tongue
Term
Hyoglossus A
Definition
depresses and retracts tongue
Term
Superior and Inferior bellies of the Omohyoid O
Definition
Superior border of the scapula
Term
Superior and Inferior bellies of the Omohyoid I
Definition
Hyoid Bone
Term
Superior and Inferior bellies of the Omohyoid A
Definition
Passes through the fascia sling. comes from clavicle through sling and to hyoid. contraction brings down the hyoid
Omo= shoulder
Term
Sternohyoid O
Definition
Manubrium of sternum and sternal end of clavicle
Term
Sternohyoid I
Definition
Hyoid
Term
Sternohyoid A
Definition
depresses hyoid
Term
Sternothyroid O
Definition
Posterior service of manubrium and sternum
Term
Sternothyroid I
Definition
Thyroid Cartilage of larynx
Term
Sternothyroid A
Definition
Depresses Thyroid cartilage
Term
Cricothyroid O
Definition
Arch of the cricoid cartilage (right below the adam's apple)
Term
Cricothyroid I
Definition
Tension and elongation of vocal folds
Term
Thyrohyoid O
Definition
Oplique line of the thyroid cartilage
Term
Thyrohyoid I
Definition
Lower border of the hyoid bone
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