RN Exam Practice
Basic Care and ComfortQuestion 2323 of 2368

A client scheduled for a sleep study asks what to expect. Which response is correct?

  1. A flexible tube is placed down the airway to measure airflow all night
  2. Removable sensors on the scalp, chest, limbs, and a finger record body functions
  3. Blood is drawn every hour through the night to measure melatonin levels
  4. A sleep medication is given by IV and the client is observed overnight
Show answer

Correct answer: Removable sensors on the scalp, chest, limbs, and a finger record body functions

Sensors record brain waves, heart rate, breathing, oxygen levels, and muscle movements during the full night.

Source: Nursing Fundamentals, 2nd edition (Open RN, Chippewa Valley Technical College, 2024), Sleep and Rest: DIAGNOSTIC TESTS. Licensed under CC BY 4.0.

Practice the topic "Basic Care and Comfort"

Questions last reviewed: 18 October 2026