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26 Cards in this Set
- Front
- Back
Most frequently fractured bone of the body
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clavicle
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the most frequently dislocated carpal bone
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lunate
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most frequently fractured carpal bone
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scaphoid
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Fracture of the distal radius. where the fractured end protrudes posteriorly and produces a dinner fork appearance
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Colle's fracture
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fracture of the surgical neck of the humerus can cause injury to which artery and nerve?
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axillary nerve
posterior circumflex humeral artery |
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fracture of the medial epicondyle of the humerus can cause injury to which nerve
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ulnar nerve
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fracture of the shaft of the humerus can cause injury to which artery and nerve
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Radial nerve
profunda brachii artery |
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injury to which nerve leads to wrist drop?
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radial nerve
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which muscle is the chief flexor and extensor at the shoulder joint
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deltoid
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the deltoid and teres minor are innervated by which nerve?
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axillary
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which muscle initiates ABduction of the arm
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supraspinatus
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What are the muscles of the rotator cuff, and which one has the most commonly torn tendon
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Supraspinatus- Most commonly torn tendon
Infraspinatus Teres Minor Subscapularis |
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Which two muscles work together to rotate the scapula for full ABduction of the arm
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serratus anterior
trapezius |
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the tendon of which muscle courses through the shoulder joint
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long head of the biceps brachii
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which muscle is the chief supinator of the hand?
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biceps brachii
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injury to which nerve leads to the condition of winged scapula
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long thoracic nerve
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The axillary nerve consists of fibers from which brachial plexus roots?
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C5, C6
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Which brachial plexus roots provide fibers that innervate the muscles of the hand
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C8, T1
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dermatome of the thumb
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C6
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innervation of the thenar compartment is provided by which nerve
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recurrent branch of the median nerve
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innervation to all interosseous muscles of the hand is provided by which nerve
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deep branch of the ulnar nerve
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innervation of the adductor pollicis is provided by which muscle?
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deep branch of the ulnar nerve
Note: the adductor pollicis is not a muscle of the thenar compartment |
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which body region is affected by upper trunk injury of the brachial plexus?
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shoulder
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carpal tunnel syndrome is caused by compression of which nerve?
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median
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which nerve is affected by cubital tunnel syndrome
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ulnar
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paralysis of these muscles results in total claw hand
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lumbricals
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