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Organ Systems

organ systemMain Organs/Structuresfunction
Circulatory System Heart, blood vessels, blood Transports oxygen, nutrients, hormones, and waste throughout the body
Excretory System Kidneys, bladder, ureters, urethra Removes waste products from the blood and maintains water balance
Nervous System Brain, spinal cord, nerves Controls body activities by transmitting electrical signals
Digestive System Mouth, esophagus, stomach, intestines, liver, pancreas Breaks down food, absorbs nutrients, and eliminates undigested waste
Lymphatic System Lymph nodes, lymph vessels, spleen, thymus Helps protect the body from infection and returns fluids to the bloodstream
Respiratory System Nose, trachea, lungs, bronchi Brings oxygen into the body and removes carbon dioxide
Endocrine System Glands (pituitary, thyroid, adrenal, pancreas, etc.) Produces hormones that regulate growth, metabolism, and reproduction
Muscular System Skeletal muscles, tendons Enables movement, posture, and heat production
Skeletal System Bones, cartilage, ligaments Provides structure, protects organs, and aids movement
Created by: Nikolicious
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