23
Patient Preparation
SHALANDA L. MITCHELL
NOTE: This chapter corresponds to Chapter 29 in Fundamentals of Sleep Technology, 2nd edition.
1. Describe what a technologist should do before a patient arrives at the sleep center.
2. Name the four main landmarks used in the International 10/20 system for electroencephalograph electrode placement.
3. The CZ reference can also be used as the ground electrode. True or false?
4. Which of the following units does a sleep technologist use when measuring the scalp for electrode placement?
A. Centimeters
B. Inches
C. Millijoules
D. Millimeters
5. Name the six American Academy of Sleep Medicine (AASM)–recommended electroencephalographic (EEG) electrodes used for polysomnography (PSG).
6. Which of the following is the preferred sensor to monitor respiratory effort?
A. Respiratory inductance plethysmography
B. Electromyography
C. Piezoelectric crystal sensors
D. Differential respiratory sensors
7. What types of sensors are used to monitor airflow?
8. Scalp and face electrodes should not exceed an impedance of:
A. 5 cm
B. 10 mV
C. 10 kΩ
D. 5 kΩ
9. What is the minimum recording time for a polysomnogram before proceeding with a multiple sleep latency test (MSLT)?
A. 8 hours
B. 6 hours
C. 5.5 hours
D. 3 hours
10. Why is it important to prepare the skin before applying electrodes?
11. When applying electrodes using the 10/20 International system, what are three key elements that are vital to collecting quality data?
12. Sensitivity is synonymous with:
A. Gain
B. Amplitude
C. Hertz
D. Frequency
13. A nasal air pressure transducer is used to identify apneas. True or false?
