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25 Cards in this Set
- Front
- Back
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Out of the stuff running through the axillary region, which one isn't included in the axillary sheat?
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The axillary vein.
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What's on the lateral wall of the axilla?
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The intertubercular groove of the humerus
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What drains into the axillary nodes?
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The upper extremity and breast tissue
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Breast tissue drains into where?
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Axillary nodes and a little bit into the parasternal nodes
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What is lymphedema?
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The swelling and hardening of axillary nodes of the upper extremity as lymph fluid collects in the interstitial spaces
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Where does the axillary artery begin?
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The lateral border of the lst rib
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Trauma that separates the shoulder and neck can result in what? What muscles are affected?
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Upper plexus injuries: Superior Trunk injuries. Rhomboids, infra/supraspinatus, levator scapulae, and musculocutaneous muscles
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How are inferior trunk injuries caused?
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pulling on the upper limb superiorly extra hard or neurovascular compression in the thoracic outlet (compression of C7 vertebrae)
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What muscles are affected by lower trunk injuries? What's a big sign?
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Distal parts e.g. hand. Claw hand.
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What is klumpke's paralysis?
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Claw hand.
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What is Saturday Night Palsy? Symptom?
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Compression of the posterior cord. Wrist drop.
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What provides support for the back of the olecranon?
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The triceps brachii
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What happens in a Colle's fracture?
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A break in the distal radius and also can lead to fractures and dislocations of the scaphoid and lunate
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How does a Colle's fracture present?
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A dinner fork appearance
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What is the front of the elbow called?
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The cubital region.
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What defines the triangular space?
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Teres minor, teres major, Long head of the triceps brachii
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In the brachii, what muscles does the radial nerve pass through?
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The lateral and medial head of the triceps brachii
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What is a classic symptom of radial nerve injury?
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Wrist drop
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What defines the "pectoral girdle"?
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The clavicle, scapula, and humerus
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Which nerves are typically injured in a shoulder dislocation?
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Axillary nerve and/or musculocutaneous
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What is the function of the pectoral minor?
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Inferior rotation of the glenoid cavity (make it point downward)
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You get a winged scapula with injury to what nerve?
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the long thoracic
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What is the medial rotator of the humerus?
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The subscapularis
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What are the major articulating bones of the wrist?
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The radius articulates with the scaphoid and lunate. The ulna articulates with the triquetrum
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What separates the deep veins from the superficial ones?
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The bicipital aponeurosis
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