Reactive bronchospasm and increased airway resistance can be caused by:
a. warm humidity. c. aerosolized normal saline.
b. warm aerosol. d. cold high-density aerosol.
Q. 2 Which of the following statements is true about the use of a pressure metered dose inhaler with a valved holding chamber?
a. This chamber cannot be used with infants.
b. Infants can take up to 10 breaths.
c. Shake the pressure metered dose inhaler and chamber separately.
d. This device is only for adults and children over the age of 12.
Q. 3 Which of the following represent the immediate signs and symptoms of a patient experiencing bronchospasm during the administration of a bland aerosol?
1. Percentage of forced expiratory volume in 1 second (FEV1) <75
2. Adventitious breath sounds
3. Increased work of breathing
4. Change of breathing pattern
a. 1, 2, and 3 c. 2, 3, and 4
b. 1, 3, and 4 d. 1, 2, 3, and 4
Q. 4 Which of the following statements about breath-actuated nebulizers is not true?
a. They can be used during the entire respir-atory cycle.
b. They do not require good hand-breath co-ordination.
c. They decrease aerosol medication waste.
d. They are not appropriate for some patients with severe airway obstruction.
Q. 5 Which of the following treatments would provide sufficient humidity to a conscious patient with a core temperature less than 36 C who had nearly drowned?
a. Heat and moisture exchanger c. Heated aerosol with humidifier
b. Heated aerosol or humidifier d. Systemic hydration
Q. 6 Which of the following devices or methods would be appropriate to provide sufficient humidity for an intubated patient with an uncuffed endotracheal tube who has thick, bloody secretions?
a. Heat and moisture exchanger
b. Heated humidifier
c. Heated humidifier with a heat and mois-ture exchanger
d. Systemic hydration
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