Difficulty: Medium
Average Score: 74%
Full-length
The nurse is checking the client's central venous pressure. The nurse should place the zero of the manometer at the:
Correct answer
A
Rationale
The phlebostatic axis (located at the fourth intercostal space mid-axillary line) is the standard reference point for zeroing the manometer to accurately measure central venous pressure. The other options are incorrect anatomical landmarks.