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Body Systems
Term | Definition |
---|---|
Circulatory System | transports nutrients, wastes, hormones, and gases |
Endocrine System | regulates body temperature, metabolism, development, and reproduction using hormones; maintains homeostasis; regulates other organ systems |
Excretory System | removes wastes from blood; regulates concentration of body fluids |
Integumentary System | protects against injury, infection, and fluid loss; helps regulate body temperature |
Digestive System | extracts and absorbs nutrients from food; removes wastes; maintains water and chemical balances |
Muscular System | moves limbs and trunk; moves substances through body; provides structure and support |
Nervous System | regulates behavior; maintains homeostasis; regulates other organ systems; controls sensory and motor functions; reacts to internal and external stimuli |
Reproductive System | produces gametes and offspring |
Respiratory System | moves air in and out of lungs; controls gas exchange between blood and lungs |
Skeletal System | protects and supports the body and organs; interacts with skeletal muscles, produces red blood cells, white blood cells, and platelets |
Homeostasis | the ability of an organism to maintain a relatively stable internal environment |
Nervous | brain, spinal cord, and nerves |
Endocrine | glands |
Digestive | Mouth, Esophagus, Stomach, Small Intestine, Large Intestine, Liver, Anus |
Integumentary | skin, nails, hair, and sweat glands |
Skeletal | bones, ligaments, cartilage, and joints |
Muscular | muscles (smooth, cardiac, and skeletal) |
Respiratory | trachea, bronchi, lungs, alveoli, diaphragm |
Circulatory | heart, arteries, veins, and capillaries |
Excretory | kidneys, bladder, nephron |
Reproductive (Female) | egg, ovaries |
Reproductive (Male) | sperm, testes |