191. Air medical transfer

Question 1

4 gas laws

Answer 1

1. Boyle’s law
   - P1V1 = P2V2
2. Charles
   - V1/T1 = V2/T2
3. Dalton’s
   - pT = p1 + p2 + p3 …
4. Henry’s
   - mass absorbed is proportional to partial pressure of gas above

Question 2

4 stresses of flight

Answer 2

• Temperature
• Dehydration
• Noise
• Vibration

Question 3

2 main types of missions

Answer 3

1. Primary response
   o To the scene
2. Secondary
   o Interfacility transfer

Question 4

5 Adv to airplanes

Answer 4

• Higher range
• Faster
• More space
• More equipment
• Pressurized cabins
• less noise

Question 5

4 advantages to rotor wing

Answer 5

● Low flight ceiling
● On scene landing
● Hospital landing
● Rapid transport over short distances (able to avoid traffic or geographic obstacles)

Question 6

Key features of landing zones

Answer 6

1. Landing area
   - 100 x 100 ft
   - Landing personnel > 100ft from landing zone
   - FLAT terrain
   - Free of debris
   - Well lit
2. Hazards
   - Watch for buildings, powerlines, trees
   - Remove the area from any loose debris
   - No smoking within 50 ft of landing zone
3. Approach
   - Path should point into the wind and be free of obstruction to an altitude of 500 ft above the surface.
   - Path should not pass over command posts, treatment areas, or operationally congested areas on the ground.
   - Clear indicator of wind direction
4. Communication
   - Via radio or hand signals