It includes the digestive system the circulatory system muscular system lymphatic system endocrine system and many more. There are many systems of human beings.
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What are 4 facts about your body system. Your mouth produces about one litre of saliva each day. What are facts about about the skeletal system. Humans have five vital organs that are essential for survival. Your brain is sometimes more active when youre asleep than when youre awake. The largest bone in the human body is the femur. If you are interested with the system inside human body you have to check facts about body systems.
These are the brain heart kidneys liver and lungs. The human brain is the bodys control center receiving and sending signals to. Laid end to end an adults blood vessels could circle earths equator four times. Childrens heartbeats are faster around 100 120 bpm. The heart and circulatory system the heart is one big pump made of muscle fibres. The word muscle comes from latin term meaning little mouse.
The heart has four chambers to. It can support 30 times the weight of a persons body. Ounce for ounce thats stronger than. 90 amazing human body facts. Get the details about body systems below. Messages from the human brain travel along nerves at up to 200 miles an hour 322 kmh.
22 in an adult human 25 of their. Its job is to circulate blood around body so that oxygen and nutrients. The skeletal system helps you support and protect your body. Theskeletal system has four organs. A healthy adult heart beats about 60 80 times per minute. In the human body you have 206 bones in your body.
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