Muscular system - contains muscles that help the body move, Skeletal System - Made of bones that support and protect your body, Circulatory System - Moves blood throughout your body, Respiratory System - helps you breath and exchange gases, Digestive System - Breaks down food into nutrients , Excretory System - Removes wastes from your body , Ligaments - tough elastic tissue that connects bone to bone, Tendons - Inelastic tissue that connects muscle to bone, Cartilage - soft tissue that cushions movement between bones, Skeletal Muscle - voluntary (you can control it), Cardiac muscle - involuntary (heat muscle) , Smooth muscle - Involuntary (stomach intestines), Job of mouth in digestive system - Begins mechanical digestion by chewing saliva and begins chemical digestion with, Job of esophagus in digestive system - Tube that carries food to the stomach, Job of stomach in digestive system - begins to break down food , Job of liver in digestive system - makes vile to help digest fats, Job of pancreas in digestive system - makes digestive enzymes that help break down carbohydrates,fats, and proteins , Job of small intestine in digestive system - where MOST nutrients are absorbed into the blood, Job of large intestine in digestive system - removes water from waste, forms solid waste (feces) , Job of rectum and anus in digestive system - stores and removes solid waste from the body, mechanical digestion - Physical breaking down of food into smaller pieces (chewing with teeth), chemical digestion  - Breaking down food using chemicals (enzymes and acids) (saliva breaks down starches), functions of respiratory system - The main function of respiratory structures is exchange of gases, that is, getting oxygen in and carbon dioxide out, Blood carries oxygen  - Picked up from lungs, delivered to cells, blood carries nutrients  - Picked up from small intestine, delivered to cells, blood carries carbon dioxide  - Picked up from cells, taken to lungs to be removed, blood caries wastes  - Carried to kidneys to be filtered out, arteries - carry blood away from the heart, veins - carry blood back to the heart , capillaries - connect tiny arteries and veins and are the place where gases, nutrients and wastes are exchanged ,

Science Review Systems

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