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Human Body: Digestive System & Muscular System

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Describe the human body. Include the digestive and muscular systems. Include parts of the hears, skeletal system and excretory system.

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Solution Summary

The expert examines digestive systems and muscular systems in the human body. The human body is described.

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The human body has many organ systems. Here we'll focus on the nervous, digestive, muscular, auditory, skeletal and excretory systems.

The nervous system controls voluntary and involuntary functions. Anything from respiration and modulating digestion, to voluntary muscular movements to run, or to make decisions such as picking out a shirt. It has many divisions, but in general it comprises of the brain, spinal cord and associated nerves from these two areas. Nerves run to all areas of the human body, influencing and in some cases, directly controlling various functions.

The digestive system comprises of everything from your mouth, down to the esophagus, the stomach, includes the liver, gallbladder and pancreas, continuing into the small and large intestines. It is the main system responsible for breaking down ingested foods in order to harvest and extract nutrients. It does so by both ...

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