The load required that a mechanical ventilator must overcome includes which of the following:
Elastic properties of the lungs
Resistance properties of the lung
The compliance of the lung
A) I only
B) II only
C) I and II only
D) I, II, and III only
Q. 2 A differential diagnosis (DDx) is formed from the
A) laboratory results
B) pattern of breathing
C) physical examination
D) chief complaint
Q. 3 The pathology of your patient changes such that more secretions are produced and bronchospasm occurs. Airway caliber decreases by one-half. What happens to airway resistance?
A) It stays the same.
B) It increases by one-half.
C) It doubles.
D) It increases by sixteen times.
Q. 4 Provocation of bronchospasm in pediatric patients can be useful in determining the cause and extent of
A) community-acquired pneumonia
B) lung cancer
C) cystic fibrosis
D) asthma
Q. 5 Resistance is defined as:
A) pressure divided by volume
B) volume divided by pressure
C) pressure divided by flow
D) flow divided by pressure
Q. 6 Shallow breathing that results in hypercapnea is called
A) labored breathing
B) hypoventilation
C) hyperpnea
D) hyperventilation
Q. 7 Compliance is defined as:
A) pressure divided by volume
B) volume divided by pressure
C) pressure divided by flow
D) flow divided by pressure