List five organ systems in animals. Identify the main organ in each system and describe its function for the organism
What will be an ideal response?
Ans: The five organ systems, in animals are, the excretory system, respiratory system, circulatory system, digestive system, and the nervous system. The main organ in the excretory system is the kidneys. The kidneys function is to extract nitrogenous waste that comes from the blood. It also helps in the process of osmoregulation.
The respiratory system's main organ is the lungs. The main function of the lungs is gas exchange. This would include gas exchange of O2 and CO2. The circulatory's main organ is the heart. The hearts main function is to pump blood. It also supplies oxygen to the bodies organs and removes waste. The digestive system's main organ is the small intestine. The small intestines main function is digestion and absorbing nutrients from the food. Lastly, the nervous system's main organ is the brain. The brains main function is to control the body.
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