Grade 7 Science - Absorption and Transport of Nutrients
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Vocabulary flashcards for the digestive and circulatory systems.
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9 Terms
Absorption
The process of moving nutrients from the digestive system into the blood.
Blood
A liquid which transports nutrients and waste around the body.
Diffusion
The net movement of particles from an area of higher concentration to an area of lower concentration.
Circulatory System
Includes the heart and blood vessels through which blood can move.
Surface Area
The area of a surface.
Digestion
Breaking down food in the digestive system by mechanical and chemical processes.
Villi
Increase the surface area of the small intestine.
Circulatory System
The network of blood vessels which contain blood and the heart which pumps the blood around the body.
Plasma
A liquid component of blood in which nutrients dissolve and are transported.