Questions and CORRECT Answers
According to FAA experts, what percentage of aviation accidents are caused by human
influence? - CORRECT ANSWER - 60-80%
When the U.S. military first invested time and resources into aviation training, what number of
pilots died from "pilot error" out of the first 100 fatalities? - CORRECT ANSWER - 90
What civilian aviation safety organization was the first, and when were they established? -
CORRECT ANSWER - Royal Aeronautical Society in 1864
According to NASA's studies on loss of control inflight (LOC-I) accidents, what percentage
occurred from the aircrew's "inappropriate response or interaction with aircraft equipment? -
CORRECT ANSWER - 46%
Hw much does temperature decrease per 1,000 feet as we ascend into the atmosphere? -
CORRECT ANSWER - 3.5 degrees F
Where does temperature stabilize in the atmosphere? - CORRECT ANSWER - The top of
the Troposphere
Where is atmospheric pressure the densest? - CORRECT ANSWER - Below 10,000 feet
How long does a human take to fully physiologically acclimatize to a given altitude? -
CORRECT ANSWER - 18.4 days per mile of altitude
To what altitude can humans fully physiologically acclimatize? - CORRECT ANSWER -
10,000
,What is the percentage of oxygen and nitrogen in the atmosphere? - CORRECT
ANSWER - O2 - 21% / N2 - 78%
What altitudes apply to the Zone of Physiologic Efficiency? - CORRECT ANSWER - SL -
10,000 feet
What altitudes apply to the Physiological Deficient Zone? - CORRECT ANSWER -
10,000 - 50,000 feet
Where does the Space Equivalent Zone begin? - CORRECT ANSWER - 50,000 feet
What is the partial pressure of atmospheric oxygen at SL? - CORRECT ANSWER - 159
mmHg
What physiological issue does Boyle's Law apply to? - CORRECT ANSWER - Trapped
Gas
What physiological issue does Henry's Law apply to? - CORRECT ANSWER - Evolved
Gas
Why physiological issue does Charles' Law apply to? - CORRECT ANSWER - Pressure
Gauge Fluctuation
What physiological issue does Graham's Law apply to? - CORRECT ANSWER -
Respiration
What physiological issue does Dalton's Law apply to? - CORRECT ANSWER - Hypoxia
What is the basic definition of respiration? - CORRECT ANSWER - A exchange of gases
between a living organism and its environment
, Proper oxygenation of what cell(s) in the respiration process are most important for aviators? -
CORRECT ANSWER - Brain cells / neurons
The primary control for respiration in humans is regulated by what gas? - CORRECT
ANSWER - Carbon dioxide
The secondary control for respiration in humans is regulated by what gas? - CORRECT
ANSWER - Oxygen
True or false: Human respiration can be voluntarily controlled? - CORRECT ANSWER -
True
What are the tiny air sacs in the lungs where oxygen diffuses into the blood stream called? -
CORRECT ANSWER - Alveoli
What are the four phases of respiration? - CORRECT ANSWER - Ventilation, Respiration,
Transportation, Utilization
What cell is responsible to transport oxygen in the cardiovascular system? - CORRECT
ANSWER - Red Blood Cell
What do oxygen molecules bind to in the transport process? - CORRECT ANSWER -
Hemoglobin
What four elements need to be maintained in humans for homeostasis with your environment? -
CORRECT ANSWER - Oxygen, Nutrition, Rest, Hydration
What is the first human function lost to hypoxia? - CORRECT ANSWER - Cognition