Skeleton (Skeleton and bones)
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12
Skeleton
Skeleton Skull
Smallest bone
Around the same length
Your bones all join up to as a grain of rice, this
is one of the smallest
and
make a frame for your body bones in your body. It
called the skeleton. This lies deep inside your ear.
bones
Jaw bone
protects your insides, and
helps you move about.
How many ribs have you got?
Shoulder
blade A giraffe’s long
neck helps it to
eat leaves
Each finger off tall trees.
has three bones,
except for your
thumb, which
has two.
You have eight
small bones in
each wrist.
206 bones Neck bones
There are 206 bones There are Did you know that you
Rib
24 bones in have seven bones in your
in an adult skeleton. your spine.
neck, the same number
Over half of these are found in as a giraffe? The top one
the hands and feet – the parts allows you to move your
of your body that perform the head up and down, the
second lets you rotate it
most complicated movements. Pelvis from side to side.
The th
Your tail bone is
at the very
bottom of your
igh bone is the b
spine.
24, unless you are one of the rare people born with 26.
Frogs have very short
spines to withstand the
strain of the huge leaps
they take.
Thigh bone
iggest
Snakes are
A fish’s
incredibly bendy
Long lasting spine allows it
and strongest in
thanks to many
to bend its body from
Bone is a very hard identical
side to side so it can
material and one of the last vertebrae forming
swim smoothly.
their long spines.
parts to rot away when a
body is buried. This woman
lived in the Stone Age, 5000 Shin bone
years ago, but her bones
have survived until today.
the body.
Your ankle has
Become three larger
an expert... bones and four Other skeletons
smaller ones.
on bone and cartilage, Most animals have a
pages 20-21 backbone and are called
Skeleton
on teeth, There are 54
bones in your
“vertebrates”. Animals
pages 84-85 hands, and 52 with no spine, like spiders
in your feet.
and bugs, are called
13
“invertebrates”.
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الببليوجرافية الوطنية الراجعة بين المصادر الاقتنائية و المصادر غير المباشرة
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