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14 Cards in this Set
- Front
- Back
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Frontalis
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Origin: Skin and Superficial fascia of eyebrows
Insertion: Epicranial Aponeurosis Actions: Raises eyebrows, wrinkles forehead, draws back scalp Innervation: Facial n. (temporal branch) |
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Occipitalis
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Origin: Superior Nuchal Line
Insertion: Epicranial Aponeurosis Actions: Aids Frontalis in drawing back scalp, wrinkling forehead, raising eyebrows Innervation: Facial n. (posterior auricular branch) |
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Longus Capitis
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Origin: Anterior tubercle of transverse processes of C3-C6
Insertion: Occipital bone anterior to foramen magnum (basilar portion) Actions: Flexion of head at atlantooccipital joint, unilateral rotation Innervation: Ventral Rami C1-C3 |
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Longus Colli
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Superior Oblique Part
Origin: Transverse processes of C3-C5 Insertion: Anterior arch of Atlas Inferior Oblique Part Origin: Anterior surface of bodies T1-T3 Insertion: Transverse processes of C5-C6 Vertical Part Origin: Anterior surface of bodies C5-T1 Insertion: Anterior surface of bodies C2-C4 Actions: Flexion of Cervical Vertebrae Innervation: Ventral Rami C2-C7 |
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Rectus Capitis Anterior
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Origin: Lateral mass of C1
Insertion: Base of Occipital bone anterior to Condyles Actions: Flexion of head, stabilizes atlantooccipital joint Innervation: C1-C2 |
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Rectus Capitis Lateralis
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Origin: Transverse process of C1
Insertion: Jugular process of Occipital bone Actions: Laterally flexes head, stabilizes atlantooccipital joint Innervation: C1-C2 |
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Sternohyoid
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Origin: Posterior aspect of manubrium and sternal end of clavicle
Insertion: Body of Hyoid Actions: Depresses Hyoid (speech and swallowing) Innervation: Ansa Cervicalis |
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Sternothyroid
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Origin: Posterior aspect of manubrium
Insertion: Oblique line of Thyroid cartilage Actions: Depresses Thyroid cartilage Innervation: Ansa Cervicalis |
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Thyrohydoid
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Origin: Oblique line of Thyroid cartilage
Insertion: Inferior body and greater horn of Hyoid Actions: Depresses Hyoid, Elevates Thyroid cartilage Innervation: branch from C1 |
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Omohyoid
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Origin: Superior border of Scapula
Insertion: Bound to clavicle by central tendon (inferior belly); Central tendon to inferior body of Hyoid (superior belly) Actions: Depresses Hyoid Innervation: Ansa Cervicalis |
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Digastric
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Origin: Digastric fossa of internal mandible (anterior belly); Mastoid process
Insertion: Intermediate tendon to Hyoid bone Actions: Depresses mandible, elevates Hyoid Innervation: Facial n. and Mylohyoid n. (off V3) |
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Mylohyoid
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Origin: Inner surface of Mandible, Mylohyoid line
Insertion: Body of hyoid, midline at Mylohyoid raphe Actions: Elevates and Protracts Hyoid, Elevates floor of mouth, Depresses Mandible Innervation: Mylohyoid n. (from V3) |
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Stylohyoid
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Origin: Styloid process of temporal bone
Insertion: Lateral margin of hyoid Actions: Retracts and Elevates Hyoid Innervation: Facial n. |
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Geniohyoid
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Origin: Inner surface of mandible
Insertion: Body of Hyoid Actions: Protracts Hyoid Innervation: branch from C1 |
