Exam 1 Ch. 1-9
What three steps should be taken during a lithium ion battery thermal runaway event?
- Isolate - Extinguish - Cool
How many breaths per minute does the average person take?
12-20 per minute
What is the normal breathing volume per minute?
8 liters
What are the tiny air sacs in the lungs where oxygen diffuses into other blood stream called?
Alveoli
which toxin has the highest incidence of presence in smoke from aircraft fires?
Carbon Monoxide
The primary control for respiration in humans is regulated by what gas?
Carbon dioxide
What are the three types of aircraft oxygen delivery systems?
Continuous flow, diluter demand, pressure demand
What are the common areas of trapped gas in humans?
Ears, Sinuses, GI Tract, Teeth, Lungs
Which type of oxygen is typically found on commercial aircraft?
Gaseous
Which two forms of oxygen storage systems are found on civilian aircraft?
Gaseous and Chemical
What do oxygen molecules bind to in the transportation process
Hemoglobin
The secondary control for respiration in humans is regulated by what gas?
Oxygen
What three things does every cell in your body require?
Oxygen, water and sugar
What cell is responsible to transport oxygen in the cardiovascular system?
Red Blood Cells (RBC)
SCREAM acronym
S- Supply C- Connections R- Regulator E- Emergency Equipment A- Adjustment to the Mask M- Mask Condition
What is the first human function lost to hypoxia?
Vision
What carries blood away from the heart? towards the heart
away: Arteries towards: veins (de-oxygenated)
What is the purpose of pressure-demand reguluators?
to raise oxygen partial pressure at the lung level