Prior to applying a nonrebreathing mask on a patient with difficult breathing you should

A. set the flow rate to no more than 10 L/min.
B. prefill the reservoir bag to ensure delivery of 100% oxygen
C. insert a nasopharyngeal airway to maintain airway patency.
D. perform a complete physical examination to determine the degree of hypoxia.


Answer: B. prefill the reservoir bag to ensure delivery of 100% oxygen

Health Professions

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Approximately how many Americans are affected by COPD?

a. 8 million b. 16 million c. 24 million d. 32 million

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Your patient is being ventilated with a nasal mask to relieve dyspnea. He has a long history of chronic obstructive pulmonary disease and hypercarbia. What is the goal of noninvasive ventila-tion in this setting with regard to the ABGs?

a. Return the PaCO2 to 40 to 45 mm Hg. b. Return the pH to near normal. c. Return the PaCO2 to less than 60 mm Hg. d. Return the bicarbonate level to near nor-mal.

Health Professions

The common name for pruritis is ____.

A. itching B. swelling C. hives D. sweating

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A physician working in a nursing home warns the residents of an outbreak of a communicable disease and takes measures to protect them from exposure. This is an example of what principle?

A. standard of care B. reasonable person care C. reasonable person standard D. duty of care E. performance standard

Health Professions