AIRMETHODS PRE-HIRE EXAM;
COMPREHENSIVE Q&A FOR GUARANTEED
SUCCESS
What inhaled medication may be used to decrease pulmonary vascular resistance
(PVR) in Pulmonary HTN patients -correct-answer-Nitric Oxide
What inhaled medication may be used for post extubation stridor? -correct-
answer-Heliox
Causes of a left shift of the oxyhemoglobin curve -correct-answer-alkalosis,
decrease in 2,3 dpg, hypothermia
Causes of a right shift of the oxyhemoglobin curve -correct-answer-acidosis,
increased 2,3 dpg, hyperthermia
VENT: Decrease CO2 -correct-answer-Increase Vt and rate
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Minute ventilation formula is -correct-answer-Vt x RR
Normal Vt -correct-answer-5-8ml/kg
Cause of high pressure vent alarms?
Treatment? -correct-answer-Airway obstruction
Pneumothorax
Elevated ABD pressure
Mainstem intubation
Tube plugs/kinks
Air trapping
Agitation
TREATMENT: Suction and adequate sedation
ABG indicating Acute Respiratory Failure -correct-answer-pH <7.2
pO2 <60
PCO2 >50
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Paralytics stimulates motor end plate acetylcholine receptors causing persistent
depolarization -correct-answer-Succinylcholine
ABG indicating early salicylate poisoning -correct-answer-Non-compensated
respiratory alkalosis
An elevated anion gap (>16) is associated with -correct-answer-Metabolic Acidosis
Avg ETT for males?
Avg ETT for females? -correct-answer-8.0
7.0-8.0
Benzodiazepines overdose antidote -correct-answer-Flumazenil (Romazicon)
Ketamine is considered drug of choice for which kind of patients -correct-answer-
COPD and asthma
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Normal partial pressure of oxygen/fraction of inspired oxygen (P:F) ratio -correct-
answer->400
Diagnostic criteria for acute lung injury -correct-answer-partial pressure of
oxygen/fraction of inspired oxygen (P:F) ratio of 201-300
Diagnostic criteria for ARDS -correct-answer-partial pressure of oxygen/fraction of
inspired oxygen (P:F) ratio of less than 200
Common vent settings for ARDS patient -correct-answer-A/C ventilation
Vt: 6ml/kg
Peep: 5
Rate: 12
Excess mucous secretions and chronic inflammation of the bronchi, leading to
obstruction airflow, hypoxemia, and hypercapnia with pursed-lip breathing
describes what patient -correct-answer-COPD
CXR shows hyperinflation of lungs, narrow elongated heart shadow, increased
anterior-posterior diameter -correct-answer-COPD