Cells - the basic building blocks of living organisms; cells can carry out all processes necessary for life, Unicellular Organisms - made of only one cell; can carry out all basic life processes (move, find food, grow, reproduce), Multicellular Organisms: - a living thing made of one or more cells; cells have different jobs, Human Body Systems: - groups of body parts that work together to carry out all the body's functions, Respiratory System - takes in oxygen from the air we breathe; involves the nose/mouth, the trachea, the lungs, and the diaphragm., Digestive System - breaks down food so it can be used by the body; involves the mouth, the esophagus, the stomach, the small intestines, and the large intestines., Circulatory System -  (AKA the cardiovascular system): carries oxygen, food, and wastes throughout the body; involves the heart, blood vessels, and blood, Skeletal System - the basic framework of the body; made of bones, Muscular System - made of the muscles attached to bones that create movement, Nervous System - controls all body systems by transmitting electrical messages from the brain to other parts of the body; involves the brain, the spinal cord, and nerve cells., Trait - a quality or characteristic of a living thing, Behavior - how a living thing responds to its surroundings, Inherited Trait - a characteristic a living thing gets from its parents (ex: eye color, hair color, dimples, height, etc.), Acquired (Learned) Trait - a characteristic that a living thing develops after it is born (ex: ability to talk, walk, scars, reading),

Body Systems- 5th Grade

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