First aid Flashcards
How many bones in the human body
206
What’s the biggest and strongest bone
Your femur
What does the circulatory system do
Pump blood through body
Why is the skeletal system important
Protects internal organs
At any given time a human body has how many liters of blood
5 liters
Eternal bleeding: Capillary
Dark in color, oozes out, least dangerous
External bleeding: Venous
Darker in color than capillary, blood is going back to the heart, controlled by direct passage
External bleeding: Arterial
Bright red color, most dangerous, most be controlled quickly, it’s under pressure because it is leaving the heart
When is tourniquet used
Last resort, after trying everything else
When is the only time you don’t want to use artificial clot
Sucking chest wound
What is shock
Inadequate tissue profusion
4 Types of shock
Loss of blood
Toxins
Neurogenic
Cardiac
