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34 Cards in this Set
- Front
- Back
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Biceps Brachii
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O: Longhead-Supraglenoid Fossa(superior lip of glenoid tubercle)
Short head- coracoid process I: Tuberosity of the radius A: Shoulder Flx, Elbow Flx, Supination N: Musculocutaneous (C5,6) |
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Coracobrachialis
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O: Coracoide process
I: medial aspect of humerus 1/2 way down A: Shoulder flexion and ADDuction N: Musculocutaneous (C6,7) |
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Deltoids
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O: Lateral clavicle, Acromion, Spine of Scapula
I:Deltoid Tuberosity of Humerus A: Shoulder ABDuction anterior head-shoulder flx, Hor. ADD, Internal Rotation Posterior Head- Shoulder Ext, Hor. ABD, and Ext. Rot. N: Axillary (C5,6) |
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Pectoralis Major
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O: Medial Clavicle, Sternum, and Ribs 2-6
I: Humerus: Lateral Lip of intertubercular groove A: Shoulder Hor. ADD, Ext, Flx, IntRot, ADD. N: Medial and Lateral Pectoral. Clavicular C5-6, Sternal C7,8, T1 |
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Subscapularis
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O: Costal Surface of scapula (subscapular fossa)
I: Lesser tubercle of humerus A: IntRot N: upper and lower subscapular (C567) |
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How many Anterior shoulder muscles are there? What are their names?
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5; Biceps Brachii, Coracobrachialis, Deltoids, Pectoralis Major, Subscapularis
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Latissimus Dorsi
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O: Lower 6 thoracic spines, Lumbar and Sacral spines, crest of ilium
I: Intertubercular groove on humerus, scapular inferior usually receives fibers. A: Add, Ex, IntRot, Depression of Shoulder girdle. N: Thoracodorsal (C6,7,8) |
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Teres Major
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O: Dorsal surface of axillary border of scapula near inferior angle
I: Medial lip of intertubercular groove A: Ex, ADD, IntRot of shoulder N: Lower subscapular C5,6,7 |
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Triceps
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O: Long Head-infraglenoid tubercle: Lateral Head- back of humerus from middle of shaft to greater tuberosity: Medial Head- lower posterior part of humerus
I: Olecrenon process of ulna A: Long head- shoulder Ext, ADD; all parts-elbow extension N: Radial C6,7,T1 |
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Supraspinatus
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O: Surface of scapula above the spine(supraspinous fossa)
I: Greater tubercle of humerus, Superior facet A: shoulder ABD N: Suprascapular C4,5,6 |
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Infraspinatus
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O: infraspinous fossa
I: Middle facet of greater tubercle of humerus A Shoulder ExtRot N: Suprascapular C(4) 5,6 |
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Teres Minor
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O: Dorsal surface of Axillary Border of scapula
I: Lower facet of greater tubercle of humerus A: Shoulder Ext.Rot N: Axillary C5,6 |
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Trapezius
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O: External occipital protuberance, ligamentum nuchae, thoracic vertebrae(supraspinal ligaments)
I:Lateral portion of clavicle, acromion, spine of scapula A: Elevation, ADD, upward rotation of shoulder girdle(upper part); ADD of SCAPULAE(middle part); Depression, ADD, upward rotatoin of shoulder girdle(lower part) N: Spinal Accessory 11th cranial+C2,3,4 |
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Rhomboids
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minor-superior
Major- inferior O: Spine of last cervical and first five thoracic vertebrae I: Vertebral border below spine A Elevation, ADD, downward rotation of scapula N: Dorsal scapular C4,5 |
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Levator Scapulae
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O: Transverse processes of first 3-4 cervical vertebrae
I: Vertebral border of scapula above spine A: Elevation, ADD, downward rotation of scapula N: Dorsal Scapular C3,4,5 |
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Pectoralis Minor
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O: Ribs 3,4,5
I: Coracoid process A: Depression and ABD of scapula(anterior tilting of scapula) N: Medial pectoral C6,7,8 |
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Serratus Anterior
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O: upper 8-9 ribs
I: Costal surface of medial border of scapula A: Abd of Scapula, lower portion pulls inferior angle lateral thereby assisting the trapezius in upward rotation N: Long thoracic C5,6,7,8 |
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Subclavius
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O: upper border of first rib
I: Clavicle 9lateral part of inferior surface of clavicle) A: Depression of clavicle N: 5th and 6th cervical nerve roots (subclavian) |
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What 3 muscles insert on the greater tubercle. Superior to inferior
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Superior-Supraspinatus
Middle-Infraspinatus Inferior-Teres Minor |
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Which two muscles are directly opposite each other about the Intertuberculor groove below the surgical neck.
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Pectoralis Major (Lateral lip), Latissimus dorsi ( Medial Lip)
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One muscle inserts on the lesser tuberosity of the humerus. What is it?
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Subscapularis
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Which 3 muscles attatch on the coracoid process?
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pectoralis minor, coracobrachialis, biceps brachii short head
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Which 3 muscles cause External Rotation and where do they insert? What are their Nerve Supply?
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Teres Minor- inferior Greater Tuberosity-Axillary (C5,6)
Infraspinatus-Middle Greater Tuberosity-Subscapular (C4,5,6) Posterior Deltoid-Deltoid Tuberosity, Axilarry C5,6 |
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6 muscles of the shoulder girdle?
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Trapezius, Rhomboids Maj/min, levator scapulae, pectoralis minor, Serratus anterior, Subclavius
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Muscles that cross the Shoulder joint.11
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Pectoralis Major, Deltoid, Bicep brachii, Coracobrachialis, Tricps brachii, SITS, Teres major, Latissimus Dorsi
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Muscles that cross both shoulder and elbow
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Biceps brachii, Triceps brachii
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Anterior Flexors of the Elbow
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Biceps brachii, Brachialis, Brachioradialis, Pronator Teres
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Extensors of the Elbow
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Triceps Brachii, anconeus, Supinator
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Muscles that cross the elbow and wrist joint anteriorly.
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Flexor carpi radialis, Flexor carpi ulnaris, Palmaris Longus, Flexor digitorum superficialis
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Muscles that cross the elbow and wrist joint posteriorly.
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Extensor carpi radialis longus, Extensor carpi radialis brevis, Extensor carpi ulnaris, Extensor digitorum, Extensor digiti minimi.
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Muscles that cross only the wrist joint
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Flexor digitorum profundus, Flexor pollicis longus, Abductor pollicis longus, Extensor pollicisi brevis, Extensor pollicis longus, Extensor indicis
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Thenar Eminence muscles
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Opponens Pollicis, Abductor Pollicis Brevis, Flexor Pollicis Brevis
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Hypothenar Eminence muscles
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Abductor Digiti minimi, Flexor Digiti minimi Brevis, Opponens Digit minimi.
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Intrinsics of the hand excluding Thenar and Hypothenar eminence muscles.
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Adductor Pollicis, Palmaris Brevis, Lumbricals, Dorsal Interossei, Palmar Interossei
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