5 Written questions
5 Matching questions
- If a patient has a VT of 370 ml and a respiratory rate of 20 breaths per minute, what is the minute ventilation?
- What temperature is necessary to liquefy oxygen at 1 atm pressure?
- After placing a liquid into a small-diameter glass tube, you observe the formation of a convex (upwardly curved) meniscus. What conclusion is correct?
- In 1662, a chemist published a book that described the relationship between gas, volume, and pressure. What was the chemist's name?
- Which of the following factors determine how much of a given gas can dissolve in a liquid?
- a I. solubility coefficient of the gas
II. temperature of the liquid
III. gas pressure above the liquid
1. I, II, and III ***
2. II and III
3. I and II
4. I and III
- b -183.0° C
- c Strong cohesive forces exist among the liquid molecules.
- d Robert Boyle
- e 7.40 L/min
5 Multiple choice questions
- 43.8 mg/L
- The VA per minute will decrease.
- Increased bronchial arterial flow to the area
- Capillary action
5 True/False questions
A normal 150-lb man is breathing at a rate of 17 with a tidal volume of 450 ml. By estimation, what is his approximate alveolar ventilation? → 5.10 L/min
The dicrotic notch recorded in the aorta immediately follows what mechanical event of the cardiac cycle? → closure of the aortic valve
Approximately what percent of patients receiving mechanical ventilation develop pneumonia as a complication? → 25%
During each cycle of normal resting ventilation, a volume of gas is moved into and out of the respiratory tract. This cyclical volume is called the: → tidal volume (VT)
If you are caring for a patient who is suspected of having SARS, at what distance from the patient is it recommended to wear an effective filtration mask? → relative humidity