Human Body

Topics: Blood, Heart, Circulatory system Pages: 3 (950 words) Published: August 25, 2013
Our body is composed of complicated and intricate systems that work together to keep us alive and able to move and process the things we find to be simple such as breathing or blinking. There are 11 systems in our body, each in charge of something different and supplying support to the other. Those 11 systems are the, nervous, skeletal, muscular, circulatory, respiratory, digestive, endocrine, reproductive, excretory, integumentary and immune systems. I will address every system in the human body as well as provide examples of how it helps you survive or produce the way you do.

We start with the nervous system and its functions. Many people understand the importance of the well-known nervous system. The central nervous system and peripheral nervous system is all a part of the nervous system. We understand that the central nervous system consists of the brain and spinal cord, sending the command signals through the body between the two. The peripheral nervous system takes the message from the spinal cord and delivers it to the proper body part. Accidentally putting your hand on top of a hot surface will generate the instant message that would be carried from the nerves in the hand to the spinal cord and then finally to the brain then all the way back communicating the pain you feel in your hand.

The skeletal system is the system that keeps our body upright and able. This is going to consist of,” all of the bones and tissues that connect them,” (Zaykoski 2011). The skeletal system is a vital part to the nervous system because it protects the brain and spinal cord. It is these bones, tissues, cartilage and joints that make up the skeletal system that supports our body and protects our organs.

We turn our attention to the circulatory system and its functions. This system contains the heart and blood vessels. Directing blood to and from the heart as well as distributing blood to the proper organs shows us why the circulatory is so important. The blood that is...

References: Leigh A. Zaykoski (2011) An Overview of the 11 Human Body Systems and Their Functions
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