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59 Cards in this Set

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