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59 Cards in this Set
- Front
- Back
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Innervates the cricothyroid muscle
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external laryngeal nerve
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ET tube size for women
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7-8.5
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ET tube size for men
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8-9.5
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Formula for child's et tube
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4 + age in years/4
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the pressure that must be applied to prevent the movement of water.
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Osmotic pressure
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osmotic pressure exerted by plasma proteins
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Oncotic pressure
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What is the normal maintenance fluid requirement formula
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1st 10 kg……………..4cc/kg/hr
2nd 10 kg……………..2cc/kg/hr Each kg above 20….1cc/kg/hr |
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How do you replace fluid during surgery in someone with a deficit
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½ in the 1st hour of surgery
¼ in the second hour of surgery ¼ in the third hour of surgery |
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1 degree C of fever increases fluid deficit by
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10-12%
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Burn fluid therapy
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2-4 cc*kg*%burn*24 hours
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Give patient 300 – 500 cc fluid bolus
and CVP increases 1 – 2 mmHg |
hypovolemia
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Give patient 300 – 500 cc fluid bolus
and CVP increases 5 mmHg |
CV overloaded
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Metabolic requirement of glucose
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4mg/kg/hr
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3rd space fluid replacement for minimal surgeries
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2 ml/kg/hr
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3rd space fluid replacement for moderate surgeries
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4 ml/kg/hr
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3rd space fluid replacement for severe surgeries
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6 ml/kg/hr
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Crystalloid intravascular ½ life
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20-30 min
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Colloid intravascular ½ life
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3-6 hours
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Urine minimum
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0.5-1 mL/kg/hr
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Allowable blood loss
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RBCV lost x 3
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RBCV lost
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RBCV (pre-op) – RBCV (30%)
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RBCV
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Kg X volume X HCT
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Each unit of platelets can be expected to raise the platelet count by
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5,000 to 10,000
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Motor and sensory innervation of the larynx
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vagus
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Sensation down to the vocal cords
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internal laryngeal branch of the superior laryngeal nerve
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Sensation below the vocal cords and motor function of laryngeal muscles
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recurrent laryngeal nerves
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Laryngeal muscles that are more vulnerable to injury
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Muscles of abduction
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Soft palate, uvula, fauces, anterior and posterior pillars
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1
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Soft palate, uvula, fauces,
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2
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Soft palate and base of the tongue
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3
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Hard palate
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4
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Number 1 cause of laryngospasm
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light anesthesia
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LMAs use during a case should be limited to
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3 hours
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In an awake intubation tetracaine dose should be limited to
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100 mg
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What are 6 contraindications of cocaine use
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HTN
CAD Preeclampsia MAOI TCA Pseudocholinesterase deficiency |
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What local anesthetic can increase methemoglobin
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benzocaine
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What thyromental distance will indicate a difficult intubation
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< 6.5 cm (3 finger-breadths)
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What sternomental distance will indicate a difficult intubation
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< 12 cm
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What mandibulohyoid distance will indicate a difficult intubation
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< 4 cm
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What inter-incisor distance will indicate a difficult intubation
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< 4 cm
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Positive prayer sign
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gap between palms
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Five minutes of preoxygenation will give you enough oxygen for how much apnea
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10 minutes
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What are the NPO guidelines for clear liquids
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2 hours
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What are the NPO guidelines for Infant formula
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6 hours
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What are the NPO guidelines for breast milk
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4 hours
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What are the NPO guidelines for a meal
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8 hours
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When will all of the 3rd space occur
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first 3 hours of surgery
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Fully soaked 4X4
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10 mL
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Fully soaked laparotomy pad
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100-150 mL
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How is blood loss treated with crystalloids
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3:1
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Normal Ca and ionized Ca levels
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8.5-10.5
4.5-5 |
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EKG changes with hypocalcemia
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difficult repolarization
widened T-wave |
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Used to treat clotting factor deficiencies, reversal of warfarin, correction of coagulopathy
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FFP
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Used to treat thrombocytopenia and dysfunctinal platelet conditions
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Platelets
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Used to treat consumptive coagulopathies
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Cryoprecipitate
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Increased risk for spontaneous bleeding
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10-20k
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Increased risk of surgical bleeding
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<50 k
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Minimum platelet count for a major surgery
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100k
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Components of cryoprecipitate
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8 and fibrinogen
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