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What is the main purpose of the Digestive System? A - To break down food into nutrients. B - To break down food into waste. C - To create bile. D - To create saliva.
1 Δεκ 2023 · Explain the purpose of the digestive system and discuss the different physical and chemical modifications that occur in food during digestion. Include the organs involved in each modification. Difficulty: Medium
responds to stimuli in the environment, and controls most body functions. circulatory system. carries needed materials to the body cells, including oxygen; carries waste away from the body, including carbon dioxide. respiratory system.
Food entering the digestive systems causes nerve impulses to be sent to the brain; in response, the brain sends messages to the cardiovascular system to increase heart rate and dilate blood vessels in the digestive organs.
23 Αυγ 2020 · The circulatory system is responsible for the flow of blood throughout the body, and in doing so, ensuring each part of the body obtains the necessities for activity, whereas the digestive system is responsible for the ingestion, break down, absorption, and excretion of nutrients and minerals.
The function of the circulatory system is to transport O2 and nutrients to body cells and to carry oxygen-poor blood and CO2 back to the heart and lungs. To do its job, the system must keep blood constantly circulating.
26 Αυγ 2024 · The cardiovascular system includes the heart, arteries, capillaries, and veins. It plays a vital role in supplying blood with oxygen and nutrients throughout the body. Problems with the cardiovascular system are common, but many are preventable.
