Presentation about our skeleton and muscles. Natural Science 3º

1. How do we move our
body?
Jose Antonio Madrid Madrid
Natural Science Unit 1

2. Our skeleton
and our
muscles work
together.

3. The
skeleton

4. Our skeleton is
made up of our
bones and joints.

5. Bones are
rigid, resistant
organs.

6. They support
and protect
our body.
Esta foto de Autor desconocido se concede bajo licencia de CC BY-NC.

7. Joints are the
places
where the
bones meet.
Esta foto de Autor desconocido se concede bajo licencia de CC BY-NC.

8. The skeleton
bends at the
joints.
Esta foto de Autor desconocido se concede bajo licencia de CC BY-SA.

9. skull

10. skull
ribs

11. skull
ribs
humerus

12. skull
ribs
humerus
ulna

13. skull
ribs
humerus
ulna
radius

14. ribs
humerus
ulna
radius
backbone

15. ribs
humerus
ulna
radius
backbone
femur

16. ribs
humerus
ulna
radius
backbone
femur
fibula

17. ribs
humerus
ulna
radius
backbone
femur
fibula
tibia

18. ribs
humerus
ulna
radius
backbone
femur
fibula
tibia
elbow

19. ribs
humerus
ulna
radius
backbone
femur
fibula
tibia
knee
elbow

20. Muscles
Esta foto de Autor desconocido se concede bajo licencia de CC BY-NC.

21. Muscles are
elastic organs
attached to our
bones.

22. They
contract
and relax to
move
our bones.

24. masseter

25. masseter
pectoral

26. masseter
pectoral
biceps

27. masseter
pectoral
biceps
abdominals

28. masseter
pectoral
biceps
abdominals
quadriceps

29. masseter
pectoral
biceps
abdominals
quadriceps
tibialis anterior

30. masseter
pectoral
biceps
abdominals
quadriceps
tibialis anterior
trapezius

31. masseter
pectoral
biceps
abdominals
quadriceps
tibialis anterior
trapezius
triceps

32. masseter
pectoral
biceps
abdominals
quadriceps
tibialis anterior
trapezius
triceps
gluteus

33. masseter
pectoral
biceps
abdominals
quadriceps
tibialis anterior
trapezius
triceps
gluteus
biceps femoris

34. masseter
pectoral
biceps
abdominals
quadriceps
tibialis anterior
trapezius
triceps
gluteus
biceps femoris
calf muscle