layering shit Flashcards
what is hypothermia
a dangerous condition in which the core body temperature drops below 35
what is the mild hypothermia
35-33 degrees
what is severe hypothermia
below 32 degrees - without immediate medical attention it can become life threatening or potential death
what is conduction
heat passes out of the body onto a cooler object such as the ground
what is evaporation
where heat rises away from the body as water or perspiration (sweat) and the skin drys up
what is radiation
heat is given off to a cooler environment directly
when lost to cold water this is 25 times colder than lost to air
what are hypothermic symptoms c s l o b m s b f bl
confusion shivering loss of brain motor skills drowsiness feeling very cold blue lips
risk factors of hyperthermia I op h t or lbf
infants
old people
people with heart problems
thin or low body fat
what are the first aid steps of treating hyperthermia
don't massage move the person out of the cold remove wet clothing warm compression to neck, chest and groins borito wrap
what is hyperthermic wrap or borito
tarp onto the ground to keep them dry
sleeping pad or yoga inflatable mat to insulate
sleeping bags and other layers
beenie
warm compression to neck, chest and groins
what is the base layer
creates a thin layer to warm the body. this layer wicks away sweat / moisture vapours from the skin to regulate body temperature
merino wool or polypropylene
what is a differ question
includes a where as and starts with the difference between
what is the mid layer for
to insulate warmth and trap in any heat
light weight - polar fleece
draws moisture away from the body
what is the outer layer for
light and breathable and waterproof / windproof allowing sweat vapours to leave the body completely.
usually gore-tex
