coracobrachialis muscle


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cor·a·co·bra·chi·a·lis mus·cle

[TA]
muscle of anterior (flexor) compartment of arm; origin, coracoid process of scapula; insertion, middle of medial border of humerus; action, adducts and flexes the arm; acts as a shunt muscle in resisting downward dislocation of shoulder joint; nerve supply, musculocutaneous.

cor·a·co·bra·chi·a·lis mus·cle

(kōr'ă-kō-brā-kē-ā'lis mŭs'ĕl) [TA]
Origin, coracoid process of scapula; insertion, middle of medial border of humerus; action, adducts and flexes the arm; resists downward dislocation of shoulder joint; nerve supply, musculocutaneous.
Synonym(s): musculus coracobrachialis [TA] .

Casser,

Giulio, Italian anatomist, 1556-1616.
Casser fontanel - the membranous interval on either side between the mastoid angle of the parietal bone, the petrous portion of the temporal bone, and the occipital bone. Synonym(s): mastoid fontanel
Casser perforated muscle - Synonym(s): coracobrachialis muscle
References in periodicals archive ?
Two bellies of the coracobrachialis muscle associated with a third head of the biceps brachii muscle.
Four-headed biceps brachii, three-headed coracobrachialis muscles associated with arterial and nervous anomalies in the upper limb.
Is the musculocutaneous nerve really in the coracobrachialis muscle when performing an axillary block?
Musculocutaneous and median nerve connections within, proximal and distal to the coracobrachialis muscle.
13) Protecting the coracobrachialis muscle during coracoid osteotomy and subsequent transfer can help prevent transient or permanent musculocutaneous nerve injury.
The musculocutaneous nerve arises from the lateral cord, perforates the coracobrachialis muscle and leaves the neurovascular sheath usually at the level of the lateral edge of the pectoralis major.
Musculocutaneous nerve arise in axilla from lateral cord of brachial plexus and passes downward & laterally, pierces the coracobrachialis muscle, then run downward between the biceps and the brachialis muscle, and further continues as the lateral cutaneous nerve of the forearm.
Usually coracobrachialis muscle arises from the apex of the coracoid process, together with the tendon of the short head of the biceps, and also by muscular fibres from the proximal 10 cm of this tendon.
The musculocutaneous nerve coursed laterally to supply the coracobrachialis muscle.
As for the midhumeral alternative, 5 mL of local anesthetic solution may be injected into the coracobrachialis muscle (above the axial artery, but beneath the biceps muscle).
ANATOMICAL AND BIOMETRICAL ASPECTS OF THE CORACOBRACHIALIS MUSCLE INNERVATION AND THEIR MOTOR POINTS
The lateral cord innervates the biceps and coracobrachialis muscles via the musculocutaneous nerve.