Muscles+and+bones

9B A model career

Muscles and bones
Recall the functions of the skeleton. Identify some common joints. Describe how muscles work. Explain how antagonistic pairs of muscles move bones in some joints.
 * Outcomes (what you will be able to do by the end of this lesson) **


 * Starter **
 * Review homework and completed work from last lesson
 * Key term quiz

> media type="file" key="ES9_Bd028_09ani.swf" width="640" height="480" Alternate resources: > - BBC Bitesize on Why do we need a skeleton? > > > > media type="file" key="antagonisticPair.swf" width="640" height="480"Alternate resources: > - BBC Bitesize on antagonistic muscles > > >
 * Activities **
 * 1) Learn about why we need a skeleton and the functions of the different parts of the skeleton
 * 1) Learn about the different between hinge joints and ball and socket joints using the freezeray animations (Extension: BBC Bitesize on muscles and bones)
 * 1) Complete Q1-5 from p28-9 of Exploring Science 9
 * 1) See anagonistic muscles in action using the freezeray animation
 * 1) Build your own antagonistic muscle joint ([[file:ES9_CHAP_Bd2.pdf|instructions]], [[file:ES9_CHAP_Bd3.pdf|template]])
 * 1) Summarise your learning about the skeleton and muscles by completing muscles and moving
 * 1) Extension: learn about [[file:ES9_CHAP_Bd8.pdf|arthritis]] and complete the questions on the worksheet


 * Summary **
 * Review completed classwork / key term quiz

Download complete the gapfill on, print-off and stick into your exercise book. You can copy and complete if you have a problem printing.
 * Homework activity options **

**Useful Extras** Strength training media type="file" key="ES9_Bd028_03vco.flv" width="640" height="480" Biceps curls media type="file" key="ES9_Bd028_04vco.flv" width="640" height="480"