RT 301- PROBLEM SOLVING, RT EQUIPMENT, AND ABG'S UPDATED ACTUAL QUESTIONS AND CORRECT ANSWERS

RT 301- PROBLEM SOLVING, RT EQUIPMENT, AND ABG'S
UPDATED ACTUAL QUESTIONS AND CORRECT
ANSWERS

Question:
1. Formula for Humidity Deficit
Answer:
Saturation Humidity- Absolute Humidity= HD

Question:
2. A humidifier (What does it do?)
Answer:
Device that adds molecular water to gas
Humidifiers can be active (adding heat or water or both to the device-patient interface) or passive
(recycling exhaled heat and humidity from the patient)

Question:
3. Bland Aerosol Therapy
Answer:
Consists of liquid particles suspended in gas (02 or air)
Liquids include sterile water and sterile saline (Hypotonic, Hypertonic, Isotonic)

Question:
4. Large Volume Nebulizer
Answer:
Liquid particles are generated by passing gas at high velocity through small jet orifice. Most Commonly
used for bland aerosol therapy

Question:
5. Ultrasonic Nebulizer
Answer:
Electrically powered device that uses piezoelectric crystal to generate aerosol. Particle size is inversely
proportional top signal frequency

Question:
6. Masks/Airway Appliances (Types)
Answer:
Aerosol Mask, Face Tent, T-tube, Tracheostomy mask
- All used with large-bore tubing to minimize for resistance and prevent occlusion by condensate

Question:
7. Enclosures (Mist tents and Hoods)
Answer:
Another way to deliver aerosol to people whose masks do not fit right (Like infants)