The control circuit of a mechanical ventilator refers to:
A) the power source for the ventilator
B) the system used to convert the power to ventilatory work
C) the system used to control rate or tidal volume
D) the gas pressure powering the ventilator
Q. 2 Which of the following is one of the most common neurobehavioral disorders of childhood?
A) attention deficit/hyperactivity disorder (ADHD)
B) obstructive sleep apnea
C) classic autism
D) eating disorders
Q. 3 The drive mechanism of a ventilator refers to:
A) the power source for the ventilator
B) the system used to convert the power to ventilatory work
C) the system used to control rate or tidal volume
D) the gas pressure powering the ventilator
Q. 4 Which symptom is highly specific to acute otitis media (AOM) and should be used in diagnosis?
A) inflammation
B) no middle ear effusion
C) bulging tympanic membrane
D) presence of fluid in the middle ear
Q. 5 Which of the following may provide input power sources for mechanical ventilators?
I. electricity
II. pneumatic
III. hydraulic
IV. magnetic
A) I and II
B) I and III
C) II and III
D) II and IV
Q. 6 Screening for hypertension in all children aged 3 and older is necessary due to which of the following factors?
A) decreased physical activity
B) increasing obesity rates
C) increased sugar consumption
D) decreased obesity rates
Q. 7 The ventilator's input power refers to:
A) the power source for the ventilator
B) the system used to convert the power to ventilatory work
C) the system used to control rate or tidal volume
D) the gas pressure powering the ventilator
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