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MUSCULAR SYSTEM Fitness and Flexibility • Strength: The _________ of work a muscle can do in a _______ try. • Endurance: How _______ a muscle can work before it gets “_______.” • Flexibility: How___ a joint can move. Muscular System STRUCTURE (shape) Tendons Skeletal Muscles Cardiac Muscle Smooth Muscle FUNCTION (job) Connects muscles to ______ Looks Like: (Draw a picture) ______________________________________________ These muscles _________ to bones and move them You must think about moving these muscles therefore they are _____________________ muscles. Cells Look Like: ______________________________________________ Makes the _______ squeeze and _______. Cells Look Like: ______________________________________________ ________ “things” through the body You don’t think about moving these muscles, like food going down to stomach, therefore they are ___________________ muscles Cells Look Like: Important Word of the Muscular System • Contract- to _______ – muscles ________ to move _______ – Bones move because muscles _____ them – MUSCLES NEVER PUSH!!! Understanding Muscle Types 1. Identify which muscles are skeletal, smooth, or cardiac foot lips heart aorta little finger butt thumb uterus iris cheeks bladder stomach 2. Write an activity that would exercise ……one of your smooth muscles ……one of your skeletal muscles
