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20 Cards in this Set
- Front
- Back
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Anatomy
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the scientific discipline that investigates the body's structure
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Physiology
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the scientific investigation of the processes or functions of living things
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Chemical Level
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Atoms combine to form molecules
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Cell Level
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Molecules form organelles, such as the nucleus and mitochondria, which make up cells
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Tissue Level
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Similar cells and surrounding materials make up tissues
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Organ Level
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Different tissues combine to form organs, such as the urinary bladder
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Organ System Level
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Organs, such as the urinary bladder and kidneys, make up an organ system
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Organism Level
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Organ systems make up an organism
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Integumentary System
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Provides protection, regulates temperature, prevents water loss, and helps produce vitamin D. Consists of skin, hair, nails, and sweat glands
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Skeletal System
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Provides protection and support, allows body movements, produces blood cells, and stores minerals and fat. Consists of bones, associated cartilages, ligaments, and joints
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Muscular System
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Produces body movements, maintains posture, and produces body heat. Consists of muscles attached to the skeleton by tendons
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Lymphatic System
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removes foreign substances from the blood and lymph, combats disease, maintains tissue fluid balance, and absorbs fats from the digestive tract. Consists of the lymphatic vessels, lymph nodes, and other lymphatic organs
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Respiratory System
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Exchanges oxygen and carbon dioxide between the blood and air and regulates blood pH. Consists of the lungs and respiratory passages
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Digestive System
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Performs the mechanical and chemical processes of digestion, absorption of nutrients, and elimination of wastes. Consists of the mouth, esophagus, stomach, intestines, and accessory organs
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Homeostasis
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the existence and maintenance of a relatively constant environment within the body
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Variable
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their values can change
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Receptor
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Monitors the value of a variable
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Control Center
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receives information about the variable from the receptor, establishes the set point, and controls the effector
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Set Point
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ideal normal value
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Effector
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produces responses that change the value of the variable
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