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ventral (2nd sub div)
abdominopelvic cavity- divided into 2 regions
1-abdominal- stomach, intestine, liver, gallbladder, pancras, spleen.
2- pelvic- urinary bladder, rectum, internal parts of reproduction system.
breakdown of substances into simple compounds, includes digestion of food and oxygen of nutrient molecules for energy.
define negative feedback
main methods of maintaining homeostasis. actions are reversed back to normal.
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