ATI RN
Oxygen NCLEX Questions Questions
Question 1 of 5
The oxygen cycle is an example of the cycle.
Correct Answer: C
Rationale: The oxygen cycle is a biogeochemical cycle because it involves the movement of oxygen through biological (bio), geological (geo), and chemical processes.
Question 2 of 5
Câsandra asked you : How many air is there in the oxygen and how many does human requires? Which of the following is the best response :
Correct Answer: D
Rationale: Air contains approximately 21% oxygen, which matches the human requirement for normal respiration, making this the most accurate and clear response.
Question 3 of 5
All of the following is true about digestion that occurs in the Mouth except
Correct Answer: C
Rationale: Ptyalin (salivary amylase) breaks down starches into maltose, not 'salivary trypsin,' which is incorrect as trypsin is a pancreatic enzyme.
Question 4 of 5
Which food group should you emphasize giving on a pregnant mother in first trimester to prevent neural tube defects?
Correct Answer: D
Rationale: Folate-rich foods (organ meats, green leafy vegetables) are critical in the first trimester to prevent neural tube defects.
Question 5 of 5
A client is scheduled for NGT Feeding. Checking the residual volume, you determined that he has 40 cc residual from the last feeding. You reinstill the 40 cc of residual volume and added the 250 cc of feeding ordered by the doctor. You then instill 60 cc of water to clear the lumen and the tube. How much will you put in the client's chart as input?
Correct Answer: D
Rationale: Total input = 250 cc (feeding) + 60 cc (water) = 310 cc; residual is not counted as new input since it was reinstilled.