Answer:

• The brain is an important organ that controls thought, memory, emotion, touch, motor skills, vision, breathing, temperature, hunger, and every process that regulates our body.
• The main function of the stomach is to store food and release it to the intestines at a rate whereby the intestines can process it.
• It's the muscle at the centre of your circulation system, pumping blood around your body as your heart beats. This blood sends oxygen and nutrients to all parts of your body, and carries away unwanted carbon dioxide and waste products.
• The main function of the lungs is the process of gas exchange called respiration (or breathing).
• Remove wastes and extra fluid. Your kidneys act like a filter to remove wastes and extra fluid from your body.

Explanation:

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