The shape of the expired CO2 tracing of a patient is normal but instead of being zero, the baseline is elevated to approximately 12 mm Hg. Which of the following is the most likely problem?
a. Patient disconnected from the system
b. Obstruction of the sampling tube
c. Rebreathing
d. Presence of N2O
ANS: C
An elevated baseline (higher than 0 mm Hg) indicates rebreathing.
Health Professions
You might also like to view...
The law that dictates how special education services are provided and documented is called the
A) The Individual Developmental and Education Act B) Leave No Child Behind Act C) The Individuals with Disabilities Education Act D) No Child Left Behind Act
Health Professions
How many grains in a scruple?
A) 3 B) 8 C) 20 D) 60
Health Professions
Which suture is MOST inert in tissue?
a. chromic gut b. plain gut c. stainless steel d. surgical silk
Health Professions
Home health care is provided by
A. SNF. B. ASUs. C. HHAs. D. ASCs.
Health Professions