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LS Investigation 3

TermDefinition
vascular system moves fluids throughout an organism
xylem tubes in plants that transport water and minerals from the roots throughout the entire plant
phloem tubes in plants that transport sap from the green cells to all other cells in the plant
sap water carrying various kinds of dissolved plant nutrients including sugar
vascular bundles the group of xylem and phloem tubes in a vascular plant
pinnate leaf vein pattern with one main vein running the length of the leaf and smaller veins branching off the main vein
parallel leaf vein pattern with numerous veins extending the length of the leaf, all parallel to one another
transpiration the process of water vapor passing through tiny holes in the leaves of a plant
circulatory system blood vessels and organs that transport blood to all the cells in the body
heart four chambered muscle that pumps blood
right atrium upper chamber on the right side of the heart that collects blood from the body
left atrium upper chamber on the left side of the heart that receives blood from the lungs
right ventricle lower chamber on the right side of the heart that pumps blood to the lungs
left ventricle lower chamber on the left side of the heart that pumps blood to all the cells in the body
heart valves "one-way doors" that make sure the blood moves in only one direction
artery vessels that carry blood away from the heart to other parts of the body
capillaries blood vessels that make contact with every cell in the body
vein vessels that carry blood from the cells back to the right side of the heart
lungs the organ where gases such as oxygen and carbon dioxide pass
respiratory system the systems of lungs and tubes that transports oxygen to red blood cells and gets rid of carbon dioxide
aveoli tiny air sacs at the ends of the bronchioles
bronchioles branches of the tubes that go throughout the lungs
vital capacity the maximum volume of air a person can take into their lungs and then expel
diaphragm the tough curved muscle in the lower part of the chest cavity
Created by: Nan Dickerson