RN Exam Practice
Safety and Infection ControlQuestion 1695 of 2368

The nurse sets wall suction before oropharyngeal suctioning of an adult client. Which pressure setting is acceptable?

  1. 180 mm Hg
  2. 120 mm Hg
  3. 200 mm Hg
  4. 250 mm Hg
Show answer

Correct answer: 120 mm Hg

Adult suction pressure ranges from 100 to 150 mm Hg. Pressures above 150 mm Hg can cause trauma, hypoxemia, and atelectasis.

Source: Nursing Skills, 2nd edition (Open RN, Chippewa Valley Technical College, 2023), Tracheostomy Care & Suctioning: OROPHARYNGEAL AND NASOPHARYNGEAL SUCTIONING CHECKLIST & SAMPLE DOCUMENTATION. Licensed under CC BY 4.0.

Practice the topic "Safety and Infection Control"

Questions last reviewed: 18 October 2026