Exam 1- Clinical Monitoring and Capnography Pre-Test Flashcards
Continuous monitoring is required for which parameter?
A. Blood pressure
B. Pupillary response
C. Central venous pressure
D. Neuromuscular response
A. Blood Pressure
Blood pressure is part of cardiovascular status that requires continuous monitoring.
In a healthy adult, what is the approximate O2 saturation for a PaO2 of 40 mm Hg?
- 75%
During an Allen’s test, what is the purpose of having the patient make a tight fist?
- To exsanguinate the palm
The total pressure exerted by a mixture of gases is equal to the sum of the partial pressures of each gas is who’s law?
- Dalton’s Law
Which type of SSEP is MOST COMMONLY monitored during surgical procedures?
- Short-latency
Which type of adult hemoglobin is LEAST LIKELY to be measured at the 940 nm wavelength?
- Carboxyhemogloblin
Which type of adult hemoglobin is MOST LIKELY to be measured at the 940 nm wavelength?
- Methemogloblin
What is the amount of tidal volume exhaled during phase I?
⅓ of VT
Physiologic effects of hypocarbia are:
A. Blunting of respiratory drive and decreased cerebral blood flow.
B. Blunting of respiratory drive and respiratory acidosis.
C. Respiratory alkalosis and potassium shift to intravascular space.
D. Respiratory alkalosis and increased ICP.
A. Blunting of respiratory drive and decreased cerebral blood flow.
End-tidal CO2 is typically measured at the end point of which phase?
- Phase III
The capnogram has a prolonged upstroke with an alpha angle >110 degrees, what is the problem causing the change?
- ETT is partially obstructed
What are the LIKELY causes of decreased ETCO2?
A. Hypothermia and poor gas sampling.
B. Hyperventilation and increased metabolic rate.
C. Hypothermia and rebreathing.
D. Hyperthermia and cardiac arrest.
A. Hypothermia and poor gas sampling.
