Flashcards
Lecture 9
Cards in this deck (87)
- 1Deltopectoral triangle boundariesAnterior border of deltoid
superior border of pectoralis major
middle third of clavical - 2Deltopectoral contentsCephalic vein
deltopectoral lymph nodes
deltoid branch of thoracoacromial artery - 3Clavipectoral fasciainvests subclavious and pec minor
attached to clavicle and anterior thoracic wall
pierced by cephalic vein, throacoacromial artery, lateral pectoral nerve
becomes suspensory ligament of axilla - 4Supraclavicular nerves are fromcervical plexus
C3-4 - 5Supraclavicular nerves supplyskin over clavicle and superior-lateral aspect of pec major
- 6Cutaneous branches of dorsal rami supplyPenetrate deep and superficial back muscles
supply skin on either side of midline of back - 7Joints of the shoulder complexSternoclavicular
acromioclavicular
glenohumeral - 8Sternoclavicular joint articulating bonesarticular notch on sternum
sternal end of clavicle
first costal cartilage - 9Sternoclavicular joint typesynovial
shallow, saddle
articular disc with meniscus attached to clavicle and manubrium and first costal cartilage - 10Sternoclavicular functional typeDiarthrotic
triaxial - 11Sternoclavicular joint ligamentsAnterior posterior sternoclavicular ligaments (check anterior/posterior movements of clavical)
Costoclavicular ligament (axis for elevation and depression, protraction and retraction, main check for elevation)
Interclavicular - 12acromioclavicuar joint articulating bonesConcave facet on acromion process
convecx facet on lateral end of clavicle - 13Acromioclavicular structural typeSynovial
plane - 14Acromioclavicular funtional typeTriaxial
diarthrotic
gliding and rotation of scapula on clavicle - 15acromioclavicular movementsScapular rotation (around AP axis)
Winging of vertebral border of scapula (around vertical axis)
tipping of inferior angle of scapula (around coronal axis) - 16Acromioclavicular ligamentsSuperior and inferior (reinforce joint capsule)
Coracoclavicular Trapezoid (lateral) and Conoid (medial) - 17Glenohumoral joint articulating bonesGlenoid fossa of scapula
Head of humerus - 18Glenohuoral structural typeSynovial
Ball and socket - 19Glenohumoral joint functional typeTriaxial
diarthrotic
flexion/extension, abduction/adduction, circumduction, lateral/medial rotation of humerus - 20Glenohumeral joint ligamentsGlenohumeral
coracohumeral
coracoacromial - 21Glenohumeral joint movementsFlexion/extension of brachium
abduction/adduction of brachium
lateral/medial rotation of brachium - 22Glenoid labrumFibrocartilage meniscus
deepens articulating surface of glenoid fossa - 23Superficial extrinsic musclesTrapezius
Latissimus dorsi
levator scapulae
rhomboideus major
rhomboideus minor - 24Superficial extrinsic muscles innervated byVentral rami or CN XI
- 25Trapezius innervationCN XI and ventral rami of 3rd and 4th cervical nerves
- 26Trapezius origin UpperUpper- external occipital protuberance, superior nuchal line and ligamentum nuchae, and spinous process of CV7
- 27Trapezius origin middleSpinous processes of TV 1-6
- 28Trapezius origin lowerspinous processes of TV 7-12
- 29Trapezius insertion upperLateral third of clavicle
- 30Trapezius insertion middleacromion and crest of scapular spine
- 31Trapezius insertion lowerTubercle of scapular spine
- 32Trapezius action upperelevates scapula (shrugging)
- 33Trapezius action middleAdducts/retracts scapula
- 34Trapezius action lowerDepresses scapula
- 35Trapezius blood supplyDorsal scapular artery
- 36Latissimus Dorsi innervationThoracodorsal nerve C6-8
- 37Latissimus dorsi originSpines of TV 7-12 and lumbar and sacral vertabrae via thoracolumbar fascia; posterior illiac crest and ribs 9-12
- 38Latissimus dorsi insertionFloor of intertubercular (bicipital) groove
- 39Latissimus dorsi actionExtends, adducts and internally rotates humerus
- 40Latissimus dorsi blood supplyThoracodorsal artery and a branch of the subscapular artery
- 41Levator Scapulae innervationCN C3-5 and dorsal scapular nerve C5
- 42Levator scapulae originTransverse processes of CV 1-4
- 43Levator scapulae insertionmedial border of scapula at level of and above the spine
- 44Levator scapulae actionElevates the scapula at the superior (medial) angle and assists in the downward rotation of scapula
- 45Levator scapulae blood supplyDorsal scapular artery
- 46Rhomboids innervationDorsal scapular nerve C5
- 47Rhomboids originSpines of CV7 and TV1 and lower end of ligamentum nuchae (minor)
Spines of TV 2-4 (major) sometimes TV5 - 48Rhomboid insertionMedial border of scapula from level of the spine inferiorly to the inferior angle
- 49Rhomboids actionadducts scapula, rotates glenoid fossa downwards, fixes scapula to thoracic wall
- 50Rhomboids blood supplyDorsal scapular artery
- 51Subclavius originJunction of first rib and costal cartilage 1
- 52Subclavius insertioninferior surface of middle third of clavicle
- 53subclavius actionanchors and depresses clavicle
- 54subclavius innervationnerve to subclavius
- 55Pec major innervationLateral and medial pec nerves from brachial plexus
clavicular head C5, C6
Sternal head C7,C8,T1 - 56Pec major originanterior surface of medial half of clavicle
anterior surface of manubrium and body of sternum
costal cartilages 2-6
aponeurosis of external oblique - 57Pec major insertionLateral lip of the intertubercular groove (bicipital groove)=crest of greater tubercle
- 58Pec Major actionAdducts and medially rotates arm
flexes arm (clavicular head)
extends arm (sternal head) from flexed position
draws scapula anteriorly and inferiorly - 59Pec minor innervationMedial pectoral nerve C8,T1
- 60Pec minor originRibs 3-5 near costal cartilage
- 61Pec minor insertionCoracoid process
- 62Pec minor actionDraws scapula inferiorly and anteriorly against thoracic wall stabilizing scapula
- 63Serratus anterior innervationLong thoracic nerve C5,C6,C7
- 64Serratus anterior originExternal surface of lateral parts of ribs 1-8
- 65Serratus anterior insertionanterior surface of medial border of scapula
- 66Serratus anterior actionProtracts scapula, fixes scapula to thoracic wall, rotates scapula
- 67Serratus anterior blood supplylateral thoracic artery
- 68Deltoid innervationAxillary nerve C5,C6
- 69Deltoid originLateral 1/3 of clavicle, acromion and spine of scapula
- 70deltoid insertiondeltoid tuberosity of humerus
- 71Deltoid actionflexes, medially rotates, abducts, extends, and laterally rotates humerus
- 72Deltoid blood supplyDeltoid branch of throacoacromial artery
- 73Teres major innervationLower subscapular nerve C5, C6
- 74Teres major originPosterior surface of inferior angle of scapula
- 75Teres major insertionmedial lip of intertubercular (bicipital) groove of humerus
- 76Teres major actionAdducs and medially rotates humerus
- 77Teres major blood supplyCircumflex scapular artery
- 78Scapulothoracic jointnot a true anatomic joint, sliding of scapula on thoracic cage
- 79Coracoacromial arch compontentsAcromion process
coracoid process
coracoacromial lligament - 80Quadrilateral space boundariesInterior glenohumeral capsule
teres major
triceps longus
surgical neck of humerus - 81Quadrilateral space contentsAxillary nerve
posterior circumflex humeral artery - 82Elevation of scapulaLevator scapulae and rhomboids
- 83Depression of scapulaLatissimus dorsi
- 84Abduction of scapulaSerratus anterior
- 85abduction of shouldermiddle deltoid
biceps brachii assists - 86upward rotationserratus anterior
upper and lower trap (force couple) - 87Downward rotationRhomboids
levator scapulae
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- Anatomy Flashcards on Lecture 9, created by Alexis Bartschi on 03/10/2017.
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- Alexis Bartschi
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