btec P.E unit 1

... :) JACK OWEN WHOTTON 2/2/2008 Jack Whotton - framwellgate school Durham - Btec first - Mr. Lumb Unit 1 - the body in action The five bodily systems and power presentation The skeleton and its functions The skeletal system has many key functions behind its existence for example; It provides protection for the organs with such bones as the cranium, and the ribs. This is to make sure that when in an accident which could be related to sport or otherwise, the organs such as the lungs, heart and brain are all as well protected as possible. It also provides the body with movement this is done with the combined work between both the skeletal system and muscular system. For example an arm moves when the biceps contract and the triceps relax, this bends the arm upwards towards the shoulders. The skeleton provides the body with shape; this is in the form of bones such as the vertebral

want to read more? →