katab 26 al-dam Flashcards
Cardiovascular sys 3 parts:
Pump (heart)
Container (bl vessels)
Fluid (blood and body fluids)
largest artery in the body
aorta
smaller bl vessels that connect the arteries and capilleries
arterioles
waste product of cellular metabolism
carbon dioxide
autonomic nervous system adjusts blood flow based on bodys needs. in an emergency, this system redirects and focuses the blood to:
heart, brain, lungs, kidneys
circulation of blood within an organ/tissue to allow it to meet cells oxygen needs
perfusion
which organ requires constant perfusion or the cells in the brain and spinal cord start to die in 4-6 mins
heart
how long can lungs survive without perfusion
15-20 mins
kidneys are damaged after __ mins without perfusion
45 mins
what system is the heart part of
cardiovascular sys
what system is the brain part of
central nervous sys
what sys is the lungs part of
respiratory sys
what sys is the kidneys part of
renal system
average adult male contains how much blood
70 mL/kg of body weight
*175lb man has about 6L
average female contains how much blood
65 mL/kg of body weight
