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metabolism unit

TermDefinition
metabolism the bodys use of molecules for energy and growth
glucose a molecule that organisms can use to relase energy, and that is made of carbon, hydrogen, and oxygen atoms.
oxygen a molecule that orginisms get from the air or water around them and use to release energy.
amino acids molecules that are the building blocks of proteins.
system a set of interacting parts forming a complex whole.
digestive system the bodys system that takes in food and breaks it down
respiratory system the bodys systme that takes in oxygen and releases carbon dioxide
circulatory system the body system that. transports molecules to and from all cells of the body.
energy the abilty to make things move or change
protein a category of large molecules that preform important functions inside living things.
starch a type of energy storage molecule made of many glucose molecules connected together.
tissue a group of cells that work together to preform a specific job
heart muscular organ that pumps blood throughout the body
arteries blood vessels that carry oxygen rich blood from the heart to the body
veins blood vessels that return oxygen poor blood back to the heart
capillaries tiny blood vessels where the exchange of oxygen, carbon dioxide, nutrients, and waste occurs between the blood and the cells.
circulation movement of blood through the heart and blood vessels, delivering oxygen and nutrients to the body, and reemoving waste products
lungs main organ of the respiratory system where gas exchange occurs
diaphragm muscular structure that seperates the chest cavity from the abdominal cavity and plays a key role in breathing
alveoli tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide take place.
ingestion process of taking food into the body
digestion process of breaking food down into its smallest parts
respiration process by which oxygen is taken in and carbon dioxide is released by an organism
excretion to remove waste
homeostasis the bodys abilty to maintain a stable internal enviorment,even when external conditions change.
voluntary you need to decide on the action before it happens,done by choice
involuntary happens without you thinking about doing it ,occurs automatically
smooth muscle type of muscle found in internal organs that operates involuntarily. example the muscle that makes up the esophagus
cardiac muscle type of muscle tissue that makes up the heart and operates involuntarly
cellular respiration the chemical reaction between oxygen and gluscose that releases enrgy into cells
Created by: user-1973503
 

 



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