http://www.youtube.com/watch?v=lUP-
D4dKp14&feature=fvwrel
Vocabulary
Skeleton
Bone
Vertebrae
Spine Skull
Head
Muscle
Vocabulary
Joint
Trunk Limbs
arm
leg
Our body has more
than 200 bones
The bones form
the skeleton
S
K
E
L
E
T
O
N
http://www.youtube.com/watch?v=IIjj0rC7wcQ&p=7DE38D15EC21B42B&playnext=1&index=5
Bones have different
shapes
long short flat
Humerus is a
long bone
Vertebrae are
short bones Frontal bone is
a flat bone
The funtions of the skeleton
The skeleton has three functions
The skeleton
holds up our body.
1º
spine
bones
2º The skeleton protects
the most delicate parts of the body
Ribs protect :
The lungs and the heart
heart
lungs
3º The skeleton helps move our body
move
muscle
Joint
The muscles
pull on the bones
pull
bones
The joints permit
bones to move
Some bones of the skeleton
The skeleton has bones
in the head
The skeleton has bones
in the trunk
The skeleton has bones
in the limbs
skull Our head has the bones
of the skull.
Nasal bone
Frontal bones
ribs
vertebrae
Trunk
The bones of
the trunk are:
The vertebrae form the spine
Our limbs have bones
The ulna is in our arm
The tibia is in our leg
leg arm