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Resp and Circulatory

Vocabulary for the Respiratory and Circulatory Systems

QuestionAnswer
respiratory system a system specialized for bringing oxygen into an animal's body, either directly to the cells or to the circulatory system to be distributed to the cells, and for removing carbon dioxide, either directly from the vicinity of the cells or from the circulato
lungs the main organ of the respiratory system in many vertebrates
alveoli small sacs in the lung where gas exchange takes place between the air in the lungs and the blood in the circulatory system
trachea windpipe
diaphragm Large, flat muscle at the bottom of the chest cavity that helps with breathing
gills organs for breathing found in fish and amphibians
circulatory system the material transport system of multicellular animals
arteries carry blood away from the heart
veins vessels that carry blood toward the heart
capillaries the smallest, thinnest vessels in a closed circulatory system
atrium a chamber of the heart that receives blood coming from the veins
ventricle a chamber of the heart that pumps blood into the arteries
heart the main organ of the circulatory system
blood the fluid portion of the circulatory system
pulmonary artery artery carrying oxygen-poor blood from the heart to the lungs
pulmonary vein carries oxygenated blood from the lungs to the heart
aorta largest artery in the body
Created by: kmaddix
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