In healthy adults at rest on FIO2 0.21, what does the mean alveolar-arterial oxygen tension difference equal?

a. 30 mm Hg c. 10 mm Hg
b. 40 mm Hg d. 20 mm Hg



c. 10 mm Hg

Health Professions

You might also like to view...

Good communication skills are required to provide effective patient ____________________ that teaches patients about promoting their own wellness

Fill in the blank(s) with correct word

Health Professions

Which U.S. federal law classifies medications that have a potential for abuse by a number ranging from I through V?

a. The Food and Drugs Act of 1906 b. Federal Food, Drug, and Cosmetic Act of 1938 c. Controlled Substances Act of 1970 d. Controlled Drugs and Substances Act of 1996

Health Professions

Assessment of a 21-year-old woman reveals that she has severe abdominal pain localized to her right upper quadrant. She is alert and oriented and has stable vital signs. After placing her supine on a stretcher, she quickly assumes a lateral recumbent position with her knees drawn up to her chest. Which of the following responses from you would be appropriate?

a. "It would be best if you stay on your back. Staying there will help decrease the pain." b. "You can stay on your side, but I need to you to keep your legs straight to help decrease the pain." c. "I need you to stay on your back and with your head up. That way, if you vomit you won't aspirate it." d. "Are you more comfortable in that position? If you are, then you should stay on your side."

Health Professions

Which of the following actions is best to keep a behavioral patient calm and to avoid provoking a violent outburst?

a. Inform the patient of everything that is happening and use a calm voice throughout care. b. Establish that you are in control of the situation and that the patient must cooperate or you will restrain him. c. Inform the patient that he is responsible for all of his actions, and that if he hurts you, you will sue him. d. Involve as many people as possible in the situation as a "show of force."

Health Professions