#1
What is the primary goal of oxygen therapy in emergency medical treatment?
To prevent hypoxemia
To increase blood pressure
To treat hypercapnia
To reduce respiratory rate
#2
In the context of airway management, what does the acronym 'OPA' stand for?
Oropharyngeal airway
Obstructive pulmonary ailment
Oxygen pressure assessment
Operative positioning aid
#3
In pulse oximetry, what does the SpO2 measurement represent?
Arterial oxygen tension
Fraction of inspired oxygen
Percentage of hemoglobin saturation with oxygen
Respiratory rate
#4
What is the recommended oxygen flow rate for a nasal cannula?
1-2 liters per minute
4-6 liters per minute
8-10 liters per minute
12-15 liters per minute
#5
Which of the following is a sign of inadequate ventilation?
Bradycardia
Hypotension
Tachypnea
Hypothermia
#6
Which of the following is a common technique used for maintaining a patent airway in unconscious patients?
Head tilt-chin lift maneuver
Tracheostomy
Bag-valve-mask ventilation
Nasopharyngeal airway insertion
#7
What is the recommended oxygen delivery device for patients experiencing severe respiratory distress?
Nasal cannula
Venturi mask
Simple face mask
Non-rebreather mask
#8
Which of the following is a potential complication of nasopharyngeal airway insertion?
Laryngospasm
Epistaxis
Tension pneumothorax
Esophageal perforation
#9
Which of the following is a common indication for non-invasive positive pressure ventilation (NIPPV)?
Hypotension
Pulmonary embolism
Chronic obstructive pulmonary disease (COPD) exacerbation
Hypothermia
#10
What is the purpose of a pulse oximeter probe during oxygenation monitoring?
To measure blood pressure
To assess respiratory rate
To determine heart rate
To estimate oxygen saturation levels
#11
Which of the following is a potential complication of bag-valve-mask ventilation?
Hyperventilation
Hypoventilation
Barotrauma
Respiratory alkalosis
#12
What is the purpose of cricoid pressure during intubation?
To facilitate visualization of the vocal cords
To prevent gastric insufflation
To improve oxygenation
To minimize the risk of aspiration
#13
Which of the following is a potential complication of endotracheal intubation?
Pneumothorax
Epiglottitis
Tracheomalacia
Croup
#14
Which of the following is a common complication of prolonged oxygen therapy?
Hypoxemia
Hypercapnia
Oxygen toxicity
Respiratory alkalosis
#15
Which of the following conditions is most likely to require emergent surgical airway management?
Asthma exacerbation
Anaphylaxis
Maxillofacial trauma with airway compromise
Pulmonary embolism