Flashcards
Breast, pectoral, and axillary region
Cards in this deck (28)
- 1Origin of pectoralis major clavicular headAnterior surface of medial clavicle
- 2Insertion of pectoralis majorlateral lip of intertubercular sulcus
- 3Origin of the pectoralis major sternocostal headanterior surface of sternum and superior six costal cartilages
- 4Innervation of pectoralis majorlateral pectoral nerve and medial pectoral nerve
- 5Actions of pectoralis majorBoth: ADDUCT and medially ROTATE humerus
Clavicular: FLEXES humerus
Sternocostal head: EXTENDS humerus from a flexed position - 6Origin of Pectoralis minorRibs 3-5 near their costal cartilages
- 7Insertion of pectoralis minorCoracoid process
- 8innervation of pectoralis minormedial pectoral nerve
- 9Action of pectoralis minorSTABILIZES scapula by drawing it inferiorly and anteriorly against thoracic wall
- 10Origin of subclaviusJunction of the 1st rib and costal cartilage
- 11Insertion of subclaviusInferior, middle clavicle
- 12innervation of subclaviusnerve to subclavius
- 13action of subclaviusANCHORS and DEPRESSES clavicle
- 14Origin of Serratus anteriorLateral parts of ribs 1-8
- 15Insertion of serratus anterioranterior surface of medial border of scapula
- 16Innervation of serratus anteriorlong thoracic nerve
- 17Actions of serratus anteriorPROTRACTS scapula
HOLDS scapula against the thoracic wall
superior ROTATION of scapula - 18Apex boundary of the AxillaCervico-axillary canal
- 19Base boundary of axillaarmpit (skin, subcutaneos tissue, axillary fascia)
- 20anterior boundary of axillaPectoralis major, pectoralis minor, pectoral and clavipectoral fascia
- 21Lateral boundary of the axillaintertubercular groove of the humerus
- 22Medial boundary of the axillathoracic wall and serratus anterior
- 23Posterior boundary of the axillasuperiorly via the scapula and subscapularis
Inferiorly via teres major and latissimus dorsi - 24Contents within the axillary sheathaxillary artery & branches
Axillary vein & tributaries
Brachial plexus (cords and branches) - 25Contents outside of the axillary sheathAxillary lymph nodes & lymphatic vessels
Axillary fat - 26Branches of the thoracoacromial arteryClavicular
Acromial
Deltoid
Pectoral - 27Major branches from the Axillary arterySuperior thoracic Artery
Thoracoacromial artery
Lateral thoracic artery
Subscapular artery
Anterior circumflex humeral artery
Posterior circumflex humeral artery - 28Major branches of subclavian arteryVertebral artery
Internal thoracic artery
Thyrocervical trunk
Costocervical trunk
Dorsal Scapular artery
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- Flashcards on Breast, pectoral, and axillary region , created by Christopher Schneider on 18/05/2015.
- Created by
- Christopher Schneider · May 2015
- Updated
- Feb 19, 2016
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