serratus anterior muscle


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Related to serratus anterior muscle: rhomboid muscle

anterior serratus

A thoracic muscle.
 
Action
Rotates scapula, pulling it forward; raises ribs.
 
Nerve
Long thoracic.
 
Origin
Centrolateral aspect of the 1st to the 8th ribs.
 
Insertion
Inferior and superior angles and medial margin of scapula.

ser·ra·tus an·te·ri·or mus·cle

(sĕ-rā'tŭs an-tēr'ē-ŏr mŭs'ĕl)
Origin, from center of lateral aspect of first eight to nine ribs; insertion, superior and inferior angles and intervening medial margin of scapula; action, rotates scapula and pulls it forward, elevates ribs; nerve supply, long thoracic from brachial plexus.
Synonym(s): musculus serratus anterior [TA] .

serratus anterior muscle

Chest muscle. Origin: outer surface of ribs 1-8. Insertion: anterior side of vertebral edge of scapula. Nerve: long thoracic (C5-C7). Action: pulls scapula forward (anterior) and laterally (abduction), rotates scapula upward.
See also: muscle
References in periodicals archive ?
Serratus anterior muscle received one collateral and one terminal branch in males whereas females also receiving two branches but both are terminal.
1994) Anomalous blood supply to the serratus anterior muscle flap.
Percentage of times that the dominant upper trapezius, lower trapezius, infraspinatus and serratus anterior muscles fired in a specific order during abduction in the scapular plane.
The first branch of the first part is the superior thoracic artery which supplies the first and second intercostal space and the superior part of the serratus anterior muscle.
The serratus anterior muscle is a large muscular sheet curving round the thorax from an extensive multidigital costal attachment to medial scapular border.
Data about axillary vascular tree and pedicle of the serratus anterior muscle will be valuable the anatomical knowledge which may be provided non complicated medical interventions and surgical approaches of this region especially in case of reconstructive surgery.
A vertical skin incision is made parallel to the anterior border of the latissimus dorsi muscle, and the serratus anterior muscle is identified (figure 2, B).
A microvascular free-flap reconstruction with serratus anterior muscle was performed 6 days later.
As we mentioned above, unlike lying on the ribs medially, the implant is lying on the part of serratus anterior muscle laterally.
Flexion greater than 90[degrees] can be achieved in some patients with trapezius palsy because of the stabilizing forces of the serratus anterior muscle.
Multiple muscles are available for microneurovascular transplantation, including the gracilis, latissimus dorsi, pectoralis, rectus abdominis, rectus femoris, abductor hallicus, extensor carpi radialis brevis, and serratus anterior muscles.
Current literature suggests that programs should focus on exercises to strengthen the abdominals and serratus anterior muscles (9, 10).