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Metabolism Unit

QuestionAnswer
metabolism the body's use of molecules for energy and growth
glucose a molecule that organisms can use to release energy, and that is made of carbon, hydrogen, and oxygen atoms .
oxygen a molecule that organisms 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 a body system that takes in food and breaks it down.
respiratory system the body system 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 adility to make things move or change.
protein a category of large molecules that perform 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 perform 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 and the cells
capillaries tiny blood vessels where the exchange o 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 removing waste products.
lungs main organ of the respiratory system where gas exchange occurs
diaphragm muscular structure that separates the chest cavity from the abdominal cavity and plays a key role in breathing.
alveoli tiny airs 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 body's ability to maintain a stable internal environment, even when external conditions change.
voluntary you need to decide on the action(think it) 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
cardiac muscle type tissue that make up the heart and operates involuntarily.
cellular respiration the chemical reaction between oxygen and glucose that releases energy into cells.
Created by: user-1973511
 

 



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