Which of the following are true if a patient has a PaO2 of 155 mm Hg?
1. The patient has mild hypoxemia.
2. The patient has an overcorrected PaO2.
3. The patient is in need of supplemental oxygen.
4. The patient is receiving supplemental oxygen therapy.
a. 1 and 3 c. 1 and 4
b. 2 and 4 d. 2 and 3
ANS: B
When the PaO2 is greater than 100 mm Hg, the oxygen status is considered excessively or overly corrected. A PaO2 of 155 mm Hg is not possible without supplemental oxygen.
You might also like to view...
The ear's pinna is also known as the:
A) Auricle. B) Inner ear. C) Middle ear. D) Eardrum.
A 22-year-old male has recently adopted an Akita puppy that develops diarrhea soon after he takes it home. He soon develops bloody diarrhea and visits his physician
The doctor submits a stool for routine culture and ova and parasite examination. The O & P examination was negative. The routine culture reveals no Salmonella, Shigella, or verotoxin producing E. coli. On special medium, at a unique temperature and atmosphere, a slightly spreading, gray, flat colony is observed. A Gram stain of the colony provides gram-negative rods that appear "S" shaped. Which of the following tests can be used to screen and presumptively identify this stool pathogen? A) Hippurate hydrolysis B) Indoxyl acetate C) Catalase and oxidase D) All of the above
Line graphs can be used to demonstrate the relationship between continuous quantities
Indicate whether the statement is true or false
Should the radiographer allow the patient to help decide the correct position of the image receptor intraorally?
What will be an ideal response?