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46 Cards in this Set
- Front
- Back
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Describe the shoulder joint.
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BALL IN SOCKET JOINT
HUMERUS ARTICULATES W/GLENOID MOVEMENT IN 3 PLANES MOST MOVEABLE BUT 1 OF LEAST STABLE |
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Describe joint motion of shoulder.
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1 FLEX, EXT, HYPEXT
2 ABD, ADD 3 MEDIAL & LATERAL ROTATION 4 HORIZONTAL ABD, ADD |
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What attaches to the subscapular fossa?
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SUBSCAPULARIS
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What attaches to the infrapsinous fossa?
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INFRASPINATUS
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What attaches to the supraspinus fossa?
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SUPRASPINATUS
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What attaches to the axillary border?
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TERES MAJOR
TERES MINOR |
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What attaches to the acromion process?
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MIDDLE DELTOID
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What attaches to the deltoid tuberosity?
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DELTOID
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Identify scapular landmarks
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A. GLENOID FOSSA
B. SUBSCAPULAR FOSSA C. INFRASPINUS FOSSA D. SUPRASPINOUS FOSSA E. AXILLARY BORD F. LABRUM G. ACROMION PROCESS H. VERT. BORD |
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Identify humeral landmarks
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A. HEAD
B. NECK C. SURGICAL NECK D. SHAFT E. GREATER TUBERCLE F. LESSER TUBERCLE G. DELTOID TUBEROSITY H. BICIPITAL GROOVE |
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Identify parts of anterior joint capsule
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A. CORACOHUMERAL LIG
B. GLEHNOHUMERAL LIG C. GREATER TUBERCLE D. ACROMION PROCESS E. CORACOID PROCESS F. TENDON: LONG HEAD OF BICEP |
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Identify parts of shoulder joint capsule: posterior view.
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A. ACROMION B. SCAPULAR SPINE C. CORACOHUMERAL LIGAMENT
D. SUPRASPINATUS (CUT - AWAY) E. INFRASPINATUS* F. TERES MINOR* G. TRICEPS* H. CAPSULE |
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Identify parts of shoulder joint capsule:lateral view
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A.ACROMION B.CORACOID C. CORACOACROMIAL LIG D. CORACOCLAVICULAR LIG E.GLENOID LABRUM F.TRICEPS MUSCLE G.BICEPS MUSCLE
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Identify Coracohumeral ligament
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(A)
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Identify the glenohumeral ligamanet
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B
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Identify the glenoid labrum
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E
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The tendinous band (rotator cuff) is formed by what 4 muscle insertions?
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D. SUPRASPINATUS
E. INFRASPINATUS F. TERES MINOR SUBSCAPULARIS |
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It keeps the head of the humerus "rotating" against the glenoid fossa prevent dislocation.
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ROTATOR CUFF
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What is the thoracolumbar fascia = lumbar aponeurosis?
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SUPERIFICIAL FIBROUS SHEET
ATTACHING TO: SPINOUS PROCESSES OF LOWER THORACIC & LUMBAR, SUPRASINAL LIGAMENT, POST. ILIAC CREST |
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Thoracolumbar Fascia (more details)
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COVERS THE SACROSPINALIS,
PROVIDES ATT. FOR LAT DORSI |
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Structurs contributing to shoulder joint stability.
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GLENOID LABRUM,
GLENOID FOSSA ANT: LATERAL & UPWARD DIRECTION, JOINT CAPSULE REINFORCED BY CORACOHUMERAL & GLENOHUMERAL LIGAMENTS |
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Structurs contributing to shoulder joint stability cntd.
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ROTATOR CUFF, SHOULDER MUSCLES, CAPSULE COMPLETELY SURROUNDS FOSSA (PARTIAL VACCUUM)
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MUSCLES OF THE SHOULDER JOINT
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DELTOID, SUPRASPINATUS, PEC MAJOR, LAT DORSI, TERES MAJ & MIN, INFRASPINATUS, SUBSCAPULARIS, CORACOBRACHIALIS, BI BRACHII, TRI BRACHII (LONG HEAD)
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Identify the parts of the long head of the triceps
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A. LONG HEAD OF TRICEPS
B. TERES MAJOR C. TERES MINOR |
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Identify RC parts:sup.view
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A. TERES MINOR
B. INFRASPINATUS C. SUPRASPINATUS D. SUBSCAPULARIS NOTE: they are all in a line |
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Prime movers of the shoulder joint: ACTION
FLEXION |
Prime movers of the shoulder joint: MUSCLES
ANT. DELT PEC MAJOR (CLAVICULAR)* *TO ~90 DEGREES |
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Prime movers of the shoulder joint: ACTION
EXTENSION |
Prime movers of the shoulder joint: MUSCLES
POST DELT LAT DORSI TERES MAJ PEC MAJ (STERNAL) |
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Prime movers of the shoulder joint: ACTION
HYPEXTENSION |
Prime movers of the shoulder joint: MUSCLES
LAT DORSI, POST DELT |
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Prime movers of the shoulder joint: ACTION
ABDUCTION |
Prime movers of the shoulder joint: MUSCLES
DELTOID SUPRASPINATUS |
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Prime movers of the shoulder joint: ACTION
ADDUCTION |
Prime movers of the shoulder joint: MUSCLES
PEC MAJOR TERES MAJ LAT DORSI |
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Prime movers of the shoulder joint: ACTION
HORIZ ABD |
Prime movers of the shoulder joint: MUSCLES
POST DELT INFRASPINATUS TERES MIN |
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Prime movers of the shoulder joint: ACTION
HORIZ ADD |
Prime movers of the shoulder joint: MUSCLES
PEC MAJ ANT DELT |
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Prime movers of the shoulder joint: ACTION
LATERAL ROTATION |
Prime movers of the shoulder joint: MUSCLES
INFRASPINATUS TERES MIN POST DELT |
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Prime movers of the shoulder joint: ACTION
MEDIAL ROTATION |
Prime movers of the shoulder joint: MUSCLES
LAT DORSI TERES MAJ SUBSCAPULARIS PEC MAJ ANT DELT |
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Innervation of the muscles of the shoulder joint: MUSCLE
Subscapularis |
Innervation of the muscles of the shoulder joint:
NERVE: Upper subscapular PLEXUS PORTION: Superior trunk SEGMENT: C5,C6 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Teres Major |
Innervation of the muscles of the shoulder joint:
NERVE: Lower subscapular PLEXUS PORTION: Posterior cord SEGMENT: C5,C6,C7 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Pectoralis major |
Innervation of the muscles of the shoulder joint:
NERVE: Lateral pectoral PLEXUS PORTION: lateral cord SEGMENT: C5,C6,C7 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Latissimus dorsi |
Innervation of the muscles of the shoulder joint:
NERVE: thoracodorsal PLEXUS PORTION: posterior cord SEGMENT: C6, C7, C8 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Supraspinatus |
Innervation of the muscles of the shoulder joint:
NERVE: Suprascapular PLEXUS PORTION: Superior trunk SEGMENT: C5, C6 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Infraspinatus |
Innervation of the muscles of the shoulder joint:
NERVE: Suprascapular PLEXUS PORTION: Superior trunk SEGMENT: C5, C6 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Deltoid |
Innervation of the muscles of the shoulder joint:
NERVE: Axillary PLEXUS PORTION: ---- SEGMENT: C5, C6 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Teres minor |
Innervation of the muscles of the shoulder joint:
NERVE: Axillary PLEXUS PORTION: ---- SEGMENT: C5, C6 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Coracobrachialis |
Innervation of the muscles of the shoulder joint:
NERVE: Musculocutaneous PLEXUS PORTION: ---- SEGMENT: C6, C7 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Biceps |
Innervation of the muscles of the shoulder joint:
NERVE: musculocutaneous PLEXUS PORTION: ---- SEGMENT: C5, C6 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Pectoralis major |
Innervation of the muscles of the shoulder joint:
NERVE: Medial pectoral PLEXUS PORTION: medial cord SEGMENT: C8, T1 |
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Innervation of the muscles of the shoulder joint: MUSCLE
Triceps |
Innervation of the muscles of the shoulder joint:
NERVE: Radial PLEXUS PORTION: ---- SEGMENT: C7, C8 |
