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11 terms

Body Systems Vocabulary

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tissue
a group of similar cells that perform the same function
organ
group of tissues that work closely together to perform a specific function for the body
organ system
A group of organs that work together in performing vital body functions.
spongy cells
cells located in the middle of a plants leaves that store energy and are loosely arranged to allow gas exchange
epidermis
a layer of tissue surrounding an organism, to protect it from the environment
palisades
cells directly below the epidermis of a leaf that photosynthesize, creating energy for the plant
vein
a vessel that holds fluid to transport materials through an organism
vascular tissue
The internal tissue that is made up of structures, including veins, for transporting materials throughout an organism
xylem
vascular tissue that carries water upward from the roots to every part of a plant
phloem
vascular tissue that transports glucose and nutrients (sap) throughout a plant
cambium
the layer of cells in a plant that produces new phloem and xylem tissue