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83 Cards in this Set
- Front
- Back
What are the three muscles attached to coracoid process?
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1. Small head BICEP
2. Pec Minor 3. Choracobrachialis |
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What is the deltiod innervated by?
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Axillary nerve
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Name some muscles in shoulder gridle
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Traps
Latissimus dorsi Levator scapulae |
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Name anterior compartment muscles in the ARM
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Biceps brachii
Coaracobrachialis brachialis |
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What nerve supplies the Anterior compartment of arm
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Musculocutaneous
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Supinator of forearm
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Bicep
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Flexor of elbow
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Brachialis
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Posterior compartment muscles of the arm
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Triceps, long, medial, lateral heads
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Posterior Compartment Innervation of the ARM
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Radial n
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Where is the radial n located in post compartment of arm?
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Radial groove of humerus
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What happens if you injure radial n
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Cant extend wrist or fingers
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Function of posterior compartment of the arm
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Extension of elbow
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What happens if there is a neck fracture on the humerus
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Effect the AXILLARY N. in the QUADRANGULAR SPACE.
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Where is the brachial artery located
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Anterior to the supracondylar arch in the posteriar compartment of arm.
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What does elbow joint do
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Flexion, Extension, Supination, pronation of forearm
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What innervates pronator teres?
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Median nerve
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What happens if median nerve is impinged
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Carpal tunnel like symptoms
PRONATOR SYNDROME |
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Where is the ulnar n. located?
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Posterior to medial epicondyle
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What does the ulnar nerve innervate?
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pinky and index finger
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Median nerve supplies all flexors of forearm exept
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Flexor carpi ulnaris & Flexor Digitorum Profundus
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What innervates the forearm?
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Median and Ulnar n.
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Ulnar supplies most of the muscles of the hand exept
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Thenar and 1st two lumbricals
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Which muscles attach to medial epicondyle?
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Flexors
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Which muscles attach to lateral compartment?
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Extensors
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What landmark had the median nerve lateral to it, and the flexor carpi radialis tendon?
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Palmaris longus tendon
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What dfx can occur at pulmar aponeurosis?
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Dupuytrens Contracture
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What are dupuytrens contractures?
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CT nodules build up on palmer aponeurosis causing flexion of fingers CLAW
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How many tendons in carpal tunnel
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nine
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What three musles make up the 9 tendons in carpal tunnel?
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Flexor pollicis longus, flexor digitorium superficialis, flexor digitorum profundus
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What is the superior part of the carpal tunnel?
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Flexor Retinaculum
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Where does the flexor carpi radialis muscle attach?
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Attaches to base of second metacarpal
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Which is the strongest flexor of the wrist?
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Flexor carpi radialis. Initiates flexion of the wrist
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What do lumbricals do?
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Flex metacarpal phalangeal joint
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What is a disease of lumbricals
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Benedictines sign
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Which muscle has no boney attachments?
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Lumbricles
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Which bone is underneath anatomical snuff box
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Scaphoid
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Tendons of anatomical snuffbox
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abductor pollicis longus
Extensor pollicis longus |
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Adduction of thumb innervation
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ulnar
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Flex thumb and opposition
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median
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extend thumb
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radial
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abduction of thumb
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medial and radial
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Anesthesize back of hand
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Radial n by scaphoid
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Where can you find ulnar nerve quickly to anesthesize
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Btw pisiform and hook of hammate
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Whats Guyons canal
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where you find ulnar nerve
Between pisiform and hook of hammate |
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Whats Erb-Duchennes paralysis
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Forearm pronated, palm facing posterior. Waiters tip hand
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What causes erb-duchennes
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Impinge C5C6 of brachial plexus at birth or fall on head or shoulder
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What injury occurs at neck (posterior triangle)
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c5c5 Erb duchennes
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Whats klemkes paralysis
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clawed fingers, unapposed long flexors and extensors
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What happens when T1 is impinged
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Klemke paralysis
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What causes winged scapula
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Impingemnet of Long thoracic(C5,6,7) at level of axilla
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Impingement of suprascapular n causes
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Difficulty in abduction of arm
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Impingement of musculocutanous
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SEVER weakness of forearm flexion and weak supination. Loss of sensation in lateral forearm
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Axillary n. impingement
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Difficulty lifting arm above horizontal
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Radial n injury at axilla
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Crutch Paralysis.Saturday Night Palsy.wrist drop.loss of extension on forearm and hand.Loss of sensation posterior hand
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Test C8 of fingers by
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Holding paper
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Radial n. injury at radial groove of humerus
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Wrist drop. Not as much loss of forearm extension as in at axilla
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Radial n. injury at neck of radius
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No wrist drop.loss of proximal l extension of phalanges.no sensory loss.
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Median n injury at axilla
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Loss of forearm pronation.weak hand flexion.thumb flexion,opposition lost,abduction weakend.loss of sensatin in lateral palmar surface of hand
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Median n. at wrist
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Same as at axilla and elbow execept without dysfunction of pronation or hand flextion
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Ulnar n. at axilla, arm, medial epicondyle
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Motor/Sensory loss to hand.drawn to side of flexi carpi radialis when flexed.Cant make fist.Claw hand.
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Median and Ulnar n. proximal to elbow
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Clawing is minimal.all long flexors are lost.Clawing increased during recovery
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C5 muscle testing
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Deltoid and biceps. Deltoid best bet. Only innervated by C5. Biceps innervated by C5/C6
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Reflex C5
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Biceps reflex
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Sensation testing C5
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Lateral arm for axillary nerve on LATERAL position of DELTOID.
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C6 Muscle testing
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Wrist extension C6 radial n
(triceps) Wrist extensor C6 bicep musculocutaneous |
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Reflex test of C6
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Brachioradialis reflex tested proximal to the wrist
Can use bicep to not as good |
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Sensation C6
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Lateral foraman muscu n.
thumb, index, lat middle finger |
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Muscle C7
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Tricep,radial.Wrist flexor,C7,Radial,Ulnar n.
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Flexor carpi radialis innervated by
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median n
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Flexor carpi ulnaris innerv by
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ulnar n
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What is bests wrist flexor
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Flexor carpi radialis
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Three finger extensors
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C7
digitorum communis digiti indicis digit minimi |
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Reflex test C7
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Triceps reflex
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Sensation testing C7
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Middle finger
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C8 muscle testing
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Finger flexors
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What to muscles flex the fingers
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Flexor superficialis and profundus
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Which neurological level had no reflex tests
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C8
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Flexor profundus innervated by
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Median and Ulnar
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Flexor superficialis
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Median n.
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Sensation testing C8
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ring and little fingers on hand and distal half of forearm ulnar side. LITTLE FINGER IS PUREST
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T1 Muscle
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Finger abductors
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Sensation T1
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Medial arm. Medial brachial cutaneous nerve. Medial side of upper half of the froearm and the arm
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Which two levels dont have reflex?
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C8 and T1
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