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37 Cards in this Set

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  • Back
Functions of the circulatory system?
COWNP
How does high levels of carbon dioxide in the blood affect the heart rate?
increases the heart rate
blood cells - carry oxygen
red blood cells
protein in red blood cells that carries oxygen
hemoglobin
blood cells - protect against infection
white blood cells
small cell fragments - help blood clot
platelets
cause an immune response
antigen
proteins that disable antigens
antibody
carries blood away from the heart
artery
microscopic blood vessels
capillaries
carry blood toward the heart
veins
upper chambers of heart
atria
lower chambers of the heart
ventricles
veins - enter right atrium of heart
venae cavae
largest blood vessel in the body
aorta
surge of blood - felt on surface of body
pulse
force that blood puts on blood vessels
blood pressure
plasma
fluid in the blood
platelets
cell fragments - blood clotting
red blood cells
carry oxygen
White blood cells
defend against disease
vein
carries blood to the heart
C in COWNP
Carbon dioxide - take to lungs
O in COWNP
oxygen to cells
W in COWNP
get rid of WASTE products
N in COWNP
nutrients to cells
P in COWNP
protect against infection
shape of red blood cells
round, disc-shaped, no nuclei
red-colored mineral in hemoglobin
iron
shape of white blood cells
large, with nucleus
Plasma is what percent of blood?
55%
Red blood cells are what percent of blood?
45%
White blood cells are what percent of blood?
1%
describe arterial vessels
large, thick-walls, muscular
heart chambers - blood enters
atria
heart chambers - blood leaves
ventricles
oxygen-poor veins that enter heart
vena cavae