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24 Cards in this Set
- Front
- Back
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arm abduction greater than 90 degrees
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Brachial Plexus injury
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Compression of the condylar groove or flexion of the elbow > 110 degrees
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Ulnar Nerve injury
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Pressure against posterior and lateral humerus
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Radial Nerve Injury
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Extreme wrist dorsiflexion or caustic infusion is the antecubital fossa
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Median Nerve
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Extreme external rotation of the hips
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Sciatic Nerve damage
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External compression against lateral aspect of the knee at head of fibula in lithotomy
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Common Peroneal Nerve injury
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Compression of the popliteal Fossa
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Tibial Nerve damage
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External compression against medial aspect of the upper portion of the tibia
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Saphenous Nerve damage
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Ischemic nerved damage can occur after how many hours of tourniquet time
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2 Hours
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Buccal branch of facial nerve injury can cause paresis of
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Obicularis orbis muscle
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compression of the supraorbital nerve by the tracheal tube connector can result in decreased sensation to the
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Forehead and pain in the eye
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If the anesthetist's fingers and the ascending ramus of the patient's mandible are causing extended compression over a long period of time, what nerve is damaged?
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Facial Nerve
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External pressure on the eyes can cause thrombosis of the
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central retinal artery
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How do you prevent a VAE (Venous Air Emboli)?
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maintian venous pressure above 0 at the wound
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How do you prevent alopecia?
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Normotension, padding and occasional head turning
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How do you prevent backache?
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Lumbar support, padding and slight hip flexion
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How to prevent compartment syndrome? (esp in Lithotomy position)
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maintain perfusion pressures and avoid external compression
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How to prevent corneal abrasion in prone positon?
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goggles, tape and lubrication
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How to avoid digital amputation?
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check for proturding digits before changing table positions
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How to prevent brachial plexus injury?
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< 90 degrees abduction of arm and avoid streching or direct compression of neck or axilla
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How to avoid common peroneal damage
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pad lateral aspect of upper fibula
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How to avoid radial nerve damage?
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avoid compression of lateral humerus
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How to avoid retinal ischemia?
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avoid pressure on globe
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How to avoid skin necrosis
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padding over bony prominences
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