Unit 4. locomotor system

natural

Teacher: Merche

We use our locomotor system to moves our body, eat and speak.

LOCOMOTOR SYSTEM

• Our locomotor system is made up of bones, joints, muscles and tendons.

LOCOMOTOR SYSTEM

Funtions:•We can move some of them (example, arms and legs)•Other muscles move automatically (example, the heart)

LOCOMOTOR SYSTEM

Muscles are elastic and flexible

Funtions:•Bones make up the skeleton.•They support the body.•They protect the organs: heart, lungs and brain.

LOCOMOTOR SYSTEM

Bones are hard and rigid.

The hip and the knee are joints

LOCOMOTOR SYSTEM

Joints: two o more bones meet.

When a muscle contracts it pull on the bone

LOCOMOTOR SYSTEM

Tendons attach muscles to the bones.

How can we look after our locomotor system?

• We can warm up before doing sport

• Stretch after doing exercise.

• We can sleep 10 hours every day.

We should doWe should do

• Eat food with calcium

How can we look after our locomotor system?

• Sit with bad posture

• Carry heavy things.

We shouldn´t doWe shouldn´t do