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SKELETON, JOINTS
AND MUSCLES
THIS IS MY
SKELETON
The skeleton has 206
bones.
hea
d
tors
o
limb
s
The skeleton
has 3 parts:
skull, torso
and the
limbs.
The skeleton has 2 functions:
It supports our body.
It protects the delicate
organs inside our
body.
Our bones are connected at joints.
JOINTS
Our elbows, knees,
shoulders, wrists and
ankles are all joints.
There are
600 muscles
in our body.
THERE ARE 2 TYPES OF MUSCLES
voluntary involuntar
y
1. We can move voluntary muscles
when we want.
2. We can’t control involuntary
muscles: they move automatically.
Muscles relax and contract.
Unit 1 skeleton, joints and muscles
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Unit 1 skeleton, joints and muscles

The locomotor system

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Unit 1 skeleton, joints and muscles

  1. 1. SKELETON, JOINTS AND MUSCLES
  2. 2. THIS IS MY SKELETON The skeleton has 206 bones.
  3. 3. hea d tors o limb s The skeleton has 3 parts: skull, torso and the limbs.
  4. 4. The skeleton has 2 functions: It supports our body. It protects the delicate organs inside our body.
  5. 5. Our bones are connected at joints.
  6. 6. JOINTS
  7. 7. Our elbows, knees, shoulders, wrists and ankles are all joints.
  8. 8. There are 600 muscles in our body.
  9. 9. THERE ARE 2 TYPES OF MUSCLES voluntary involuntar y
  10. 10. 1. We can move voluntary muscles when we want.
  11. 11. 2. We can’t control involuntary muscles: they move automatically.
  12. 12. Muscles relax and contract.

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