Boyle's Law (Balloon=Barotrauma - ANSWER-The pressure a gas is inversely proportional to the volume of a gas at a constant temperature.
IV drip rates increase, affects ETT cuffs
Dalton's Law
"Dalton's Gang" - ANSWER-Law of partial Pressures.
Responsible for soft tissue swelling at altit...
Boyle's Law (Balloon=Barotrauma - ANSWER-The pressure a gas is inversely
proportional to the volume of a gas at a constant temperature.
IV drip rates increase, affects ETT cuffs
Dalton's Law
"Dalton's Gang" - ANSWER-Law of partial Pressures.
Responsible for soft tissue swelling at altitude
Charles' Law
"Charging Charles" - ANSWER-At a constant pressure, the volume of gas is directly
proportional to the absolute temperature of a gas.
As you charge O2 tank, the tank gets hot
Gay Lussac's Law - ANSWER-Direct relationship between temperature and pressure.
ex: car tires in cold weather.
Graham's Law
Grey Matter - ANSWER-Law of Gaseous Diffusion
Gas exchange at cellular level
Henry's Law
Heineken - ANSWER-Solubility of a gas in a liquid
the BENDS
Bends Ground transport is preferred - ANSWER-Type 1 Nitrogen related, painful joints
mottled skin, pruritus; "ants are crawling on their Skin"
Cutis Marmorata- Mottled Skin, can look like a sunburn
Type 2 Neurologic s/s hypovolemic Shock
Arterial Gas Embolism - ANSWER-Boyle's Law
breathe holding during ascent on a dive. causes pnuemo. air can be forced into blood
stream creating air bubble blocks.
,Hyperbaric Chamber! fly in aircraft under 10k Mean Sea Level
Pulmonary Overpressurization - ANSWER-POP; Boyle's law
greatest pressure difference <4 ft
inexperienced divers can cause pneumo or mediastinal emphysema
Physiologic Zone - ANSWER-sea level to 10,000 feet
Night Vision is decreases at 5000ft MSL
Physiologic Deficient Zone
TUC=Time of useful Consciousness - ANSWER-10K to 50K ft MSL
O2 pressurization is required
Sign of compression loss is cooler temperature and window fogging.
Normally 90 Sec TUC at 30000ft
If a rapid decompression occurs TUC is @45 Sec
Hypemic Hypoxia - ANSWER--Reduction in oxygen carrying capacity of the blood.
-Anemia, blood loss
histotoxic hypoxia - ANSWER-Limits available 02 due to poisoning of the cytochrome
oxidase system
Cyanide, Alcohol, Carbon Monoxide, Nitroglycerin, Sodium Nitroprusside
Hypoxic - ANSWER-Decrease partial pressure of oxygen at altitude
Deficiency in Alveolar 02 exchange
Cardiovascular/Pnuemo pts are more susceptible
Stagnant Hypoxia - ANSWER-Reduction in blood flow; e.g. positive G maneuvers
Cardiogenic Shock
Stages of Hypoxia (ICDC) - ANSWER-Indifferent: Full reasoning, some loss of night
vision
Barosinusitis - ANSWER-Both Ascent and Descent
Sinus Block
Commission for the Accreditation of Medical Transport Systems
(CAMTS) - ANSWER-Accredits companies to become Medical transport systems.
Set Standards and profession conduct standards
Air Medical Resource Management - ANSWER-Distributes workload.
Critical phases of flight: Takeoff, Landing, refueling and Taxi
Rotary Wing PIC Qual - ANSWER-2000 hours total flight time
1200 hrs in helicopter
1000 hrs as PIC
100 hrs as PIC at night
Must be instrument rated
Area Orientation - ANSWER-5 hours total w/ 2 at night
FAR Part 91 - ANSWER-Applies to Everyone
No Duty Day
No weather minimums (PIC assumes risk)
FAR Part 135 - ANSWER-Flying passengers for $
Max 14 hours duty day
8 hours total flying; 8 hours "bottles to throttle"
Weather Minimums
Non Mountainous - ANSWER-Condition Local, Day 800' - 2 miles
Night 800' - 3 miles
Condition Cross Country, Day 800' - 3 miles
night 1000' 3 miles
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