Used to designate specific areas within these major body divisions.
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, Regional terms
Negative feedback mechanism
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Body temperature and blood sugar are regulated by what?
Cells are the smallest units of living things. All cells have some
common functions, but individual cells vary widely in size and shape.
Cells are made up of molecules.
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Cellular Level
toward or at the back end of the body; behind
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, posterior (dorsal)
Thin, double-layered membrane that covers the walls of the ventral
body cavity and the outer surfaces of the organs it contains.
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Serosa or serous membrane
in appropriate amounts necessary for life - too little or too much is
harmful
Nutrients
Oxygen
Water (appropriate hydrostatic pressure)
Normal body temperature
Appropriate atmospheric pressure
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survival needs
increase in number of cells
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, hyperplasia
Makes up the main axis of our body. Includes head, neck, and trunk.
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Axial
toward or at the midline of the body; on the inner side of
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medial
Lubricating fluid that separates serous membranes. Fluid is secreted
by membranes. Allows organs to slide without friction across cavity
walls. Especially important for mobile organs such as the pumping
heart.
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