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46 Cards in this Set
- Front
- Back
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3 clinically significant sites for phlebotomy?
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1. Median Cubital vein
2. Cephalic vein 3. Basillic vein |
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Which veins drain the dorsum of the hand?
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Basillic and cephalic veins
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The cephalic vein joints with which other vein after passing through the deltopectoral groove?
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axillary vein
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Erb Duchenne Palsy affects which nerves?
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1. Musculocutaneous
2. Axillary 3. Suprascapular |
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Which of the rotator cuff muscles is NOT affected by ERb Duchennes?
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Subscapularis muscle
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In Erb Duchenne's Palsy, the arm hangs in pronation due to problem with which muscle?
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Biceps brachii
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Klumpke's palsy or "claw-hand" primarily affects which nerve?
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ulnar (some median) -- think intrinsic muscles of the hand
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Ulnar nerve damage can show atrophy of which muscle in the hand?
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first dorsal interossei
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When is unlar nerve deficit most pronounced?
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When patient's hand is at rest, and they are asked to extend their fingers
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When is median nerve deficit most pronounced?
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When patient as asked to make a fist.
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Difficulty opposing the thumb indicates injury to which nerve?
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Median nerve
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How do you test the C5 myotome?
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Resist abduction of the arm and/or flexion of biceps brachii
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How do you test the C6 myotome?
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Break the OK sign and/or resist wrist extension
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How do you test the C7 myotome?
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Resists digit extension and/or forearm extension
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How do you test the C8 myotome?
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Break an interlocking grip of the fingers
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How do you test the T1 myotome?
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abduction and adduction of fingers
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The scaphoid bone receives blood supply to the bond from which end?
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The distal end, so if there is a proximal end fracture, there is a ris for nonunion.
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Which shoulder structures are active from 30-120 degrees?
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Gelnohumeral joint and rotation of the scapula
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Why is scapular rotation necessary?
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Bc the greater tubercle of the humerus wedges against the acromion at 120 degrees
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Which muscle fibers produce scapular rotation?
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Inferior/superior fibers of trap, and fibers or serratus anterior
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What are the static stabilizers of the glenohumeral joint?
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The most INTERIOR: labrum, and glenohumeral ligaments
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What are the dynamic stabilizers of the glenohumeral joint?
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The tendons of the RC muscles
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The glenoid fossa is part of which bone?
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Scapula
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Two tests for a labral tear?
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1. O'Brien's
2. Crank Test |
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Which ligament of the glenohumeral joints provides anterior dislocation?
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Inferior glenohumeral ligament
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Repetitive use injury of the shoulder commonly causes?
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impingement (at coracoacromial arch)
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What is the most common cause of shoulder pain?
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RC tendinopathy (from impingement, degenerative tear, or calcific tendinitis) -- pain especially bad when lying on the same side.
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Which way does the shoulder typically dislocate?
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Downward and anterior
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The subacromial bursa lies between which two structures?
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Deltoid muscle and supraspinatus tendon
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Painful arc syndrome results in pain w/ abduction at which degrees?
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50-130
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Which muscles insert onto the intertubercular groove of the humerus?
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Teres Major, Pectoralis Major, Latissimus Dorsi
"A lady between two majors!!" |
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Supracondylar fracture of the humerus may result in which hand deformity?
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Hand of "benediction" -- proximal median nerve injury
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Which structure lies superiorly to the flexor retinaculum?
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Palmar carpal ligament
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Which structures pass through the carpel tunnel?
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1. Flexor digitorum superficialis
2. Flexor digitorum profundus 3. Median Nerve 4. Flexor pollicis longus. |
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Which structure is located more medially, the ulnar nerve or the ulnar artery?
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Ulnar nerve
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which structures surround the common flexors in the central compartment of the hand?
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Ulnar bursa
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How can infection of the thumb spread to the wrist?
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via radial bursa
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Motor function of C6?
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Wrist extension
Biceps flexion |
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Motor function of C7?
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Tricep extension
Finger extension Wrist flexion |
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Motor function of C8?
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Wrist flexion
Finger extension |
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Motor function of C5?
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Bicep flexion and Deltoid abduction
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C5 reflex?
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Bicipital reflex
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C6 reflex?
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Brachioradialis reflex
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C7 reflex?
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triceps reflex
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C8 reflex?
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NON
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C8 motor function?
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Finger flexion (make a fist)
Breaking interlocking fingers |
