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Human Body
7.12BE Human Body Systems & Organelle Functions
Term | Definition |
---|---|
INTEGUMENTARY SYSTEM | Reacts to external environmental conditions & protects the body’s deeper tissues. |
MUSCULAR SYSTEM | Allows body to move & provides strength, balance, & warmth. |
SKELETAL SYSTEM | Holds organs in place, provides structural support, stores minerals, & generates new blood cells. |
RESPIRATORY SYSTEM | Breathing that supplies oxygen to the blood & gets rid of carbon dioxide. |
CIRCULATORY SYSTEM | Circulates blood through the body, supplies oxygen & nutrients, & removes waste. |
NERVOUS SYSTEM | Functions as the control center, coordinating all the actions & reactions. |
ENDOCRINE SYSTEM | Regulates the body by secreting hormones into the bloodstream; also controls growth, reproduction, & metabolism. |
DIGESTIVE SYSTEM | Group of organs that work together to break food down by physical & chemical processes into nutrients that the body can use. |
EXCRETORY SYSTEM | Filters, collects, & removes excess fluids & wastes from the bloodstream. |
REPRODUCTIVE SYSTEM | Male & female systems used to produce offspring. |
IMMUNE/LYMPHATIC SYSTEM | System of organs that protects the body from foreign substances & pathogenic organisms by producing the immune response. |
BIOLOGICAL LEVELS OF ORGANIZATION | Cell, Tissue, Organ, Organ System, Organism |
Circulatory System - BLOOD VESSELS | Like the CYTOPLASM - all materials travel through here from place to place. |
Digestive System - STOMACH & INTESTINES | Like the MITOCHONDRIA - makes usable energy from food. |
Excretory System - KIDNEYS | Like the LYSOSOME - breaks down and removes waste. |
Integumentary System - SKIN | Like the CELL MEMBRANE - covers us, keeps stuff in and out. |
Nervous System - BRAIN | Like the NUCLEUS - controls all of the activities. |
Respiratory System - LUNGS | Like the CHLOROPLAST - takes in needed gases. |
Skeletal System - BONES | Like the CELL WALL - gives shape and structure. |
Urinary System - BLADDER | Like the VACUOLE - stores water and waste. |