Neck Muscles
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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O:Trapezius | Upper: EOP, nuchal line and nuchal ligament.
Middle: SPs of C7- T5
Lower: SPs of T5-T12
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I: Trapezius | Lateral 1/3 of clavicle, acromium, spine of scap
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A: Trapezius | Elevation and retraction (adduction) of scap. Upward rotation of scap. Lateral flexion and extension of head. Stabilizes scap for arm movement.
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N: Trapezius | Spinal accessory (CN Xl)
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O: Levator Scapulae | TPs of C1-C4
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I: Levator Scapulae | Medial border of scapula
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A: Levator Scapulae | Elevation of scapula. Extension and lateral flexion of neck.
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N: Levator Scapulae | Dorsal scapular nerve (C3, C4, C5)
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O: Sternocleidomastoid (SCM) | Sternal head: manubrium of sternum.
Clavicular head:medial portion of clavicle
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I: Sternocleidomastoid (SCM) | Mastoid process of temporal bone
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A: SCM | Rotation of head to contralateral side. Lateral flexion to ipsilateral side.
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N: SCM | Motor: spinal accessory. Sensory: ventral rami of C2-C3
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O: Splenius Capitis | Spinal process of C3-T4 nuchal ligaments
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I: Spenius Capitis | Mastoid process of temporal bone, occipital bone
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A: Splenius Capitis |
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Created by:
kietmany
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