bio 19 Flashcards
the two closed circulatory systems
arteries and veins
what does the pulmary artery do
carries blood between the heart and the lungs
what does the systemic system do
carries blood between the heart and the rest of the body
the aorta delivers blood to the rest of body tissue via ____
arteries
blood is a type of ____ tissue
connective
how many liters of blood does the human have?
4-6
blood consists of what two things
cells and plasma
3 types of blood cells
red
white
platelets
what do red blood cells contain
hemoglobin which carries oxygen
abnormally low amounts of hemoglobin or low number of red blood cells causes ____
anemia
function of white blood cells
fight infection
what are platelets responsible for
blood clotting
blockage of the coronary arteries results in a ___ ____
heart attack
stroke is the death of nervous tissue in the ____
brain
blood flows from the right ventricle pumping blood into the ____
lungs
in the lungs blood loads with __ and unloads ____
oxygen
carbon dioxide
oxygen rich blood from lungs enters heart at the left ___ and is pumped to the ____ by the left _____
atrium
aorta
ventricle
aorta pumps blood to the body ____
tissue
blood returns to the heart through the ____ and ____ vena cava which empties into the right ____
superior and inferior
atrium
