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Central Nervous System Essay

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Central Nervous System Essay
The skeletal system:

The bones of the skeletal system hold the body together, give it shape and support weight. They also enable the body to move and provide protection to the vital organs. There are four types of bones found in the human body: they are long bones which can be found in the arms, legs, fingers and toes, short bones which are found in the wrist and ankles, flat bones such as those in the skull, thorax and pelvis, irregular bones such as the bones of the vertebral column and face and sesamoid bones, which are included in irregular bones, and are rounded masses such as the knee cap. Bones are made up of bone tissue, fibrous tissue, hyaline cartilage and adipose tissue. Bones are made up of 25% water and 75% solids. Joints are formed where two bones meet and may be divided into three types, fixed joints or synarthrosis, slightly movable
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It is concerned with the integration and control of all bodily functions. It enables us to be aware of our environment and respond to changes within the environment. There are incoming messages which are carried by sensory nerves and the brain is able to interpret these messages due to experience. The outgoing messages from the brain are carried by motor nerves and result in movement and activity. The central nervous system consists of the brain and cranial nerves and the spinal cord and spinal nerves.

The endocrine system:

The endocrine system is made up of endocrine glands which are ductless glands, they are named this way because the secretions they make do not leave the glands through ducts, and instead they pass into the blood circulating through the substance of the glands. The endocrine glands in the body are the pineal, pituitary, thyroid, parathyroid, adrenal, parts of the pancreas and parts of the ovaries and testes. Some of the endocrine glands produce one hormone, where others produce two or more. The digestive

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