Longus Colli

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Longus Colli

Longus Colli mm     Longus Colli: Origin and Insertion

(Anterior View)    

Superior Oblique part

Origin:  Transverse processes (C3-5)

Insertion: Anterior arch of the atlas.

Actions: Flexes cervical vertebrae

Innervation: C2-7: Ventral Rami of cervical nerves.

Daily uses: Deep neck flexor and stability. Moving chin to chest.

Inferior Oblique part

Origin:  Anterior surface of first 2-3 cervical vertebral bodies.

Insertion: Transverse processes (C5-6)

Actions: Flexes cervical vertebrae

Innervation: C2-7: Ventral Rami of cervical nerves.

Daily uses: Moving chin to chest. Deep neck flexor and stability.

Vertical part

Origin:  Anterior surface of upper 3 thoracic and lower 3 cervical vertebral bodies.

Insertion: Transverse processes (C5-6)

Actions: Flexes cervical vertebrae

Innervation: C2-7: Ventral Rami of cervical nerves.

Daily uses: Moving chin to chest. Deep neck flexor and stability.

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Other muscles …

Infraspinatus

Origin: Posterior surface of the scapula (below the spine of the scapula)
.

Insertion: Greater tuberosity on the humerus
.

Actions: Shoulder abduction, 
External rotation.

Innervation: Suprascapular nerve
.

Daily uses: Brushing hair.

Teres Minor

Origin: Mid section of the lateral border of the scapula

Insertion: Greater tuberosity on the humerus

Actions:External rotation, 
Shoulder adduction

Innervation: Axillary nerve

Daily uses: Brushing hair

Supraspinatus

Origin: Supraspinous fossa

Insertion: Greater tuberosity of the humerus

Actions: Abduction 
Stabilisation of the humerus

Innervation: Suprascapular nerve

Daily uses: Holding shopping bags away from the body


More Anatomy

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Ligaments

Check out strengthening exercises for the rotator cuff

 

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