Fun Facts About Bones That
You Should Know
Babies have more bones than adults
We have around 350 bones that we are born with. As
we grow up, the number reduces to 206. Well, they
don’t go anywhere, except that sometime around the
age between 12 and 14, some of our smaller bones,
fuse into larger, big and stronger bones!
Human thigh bones are stronger than
concrete, the Femur bone as it’s called –
the biggest and strongest bone in our
body. It is easily capable of lifting or
supporting 30 times its own volume and
weight
Bones consist of 50% water and 50% solid matter. They
are hard, strong and very much alive. They have tons
of living cells which help them grow and repair
Themselves.
Humans and Giraffes have the same number of bones
in their necks. They both have 8, giraffe neck vertebrae
Are just much, much longer
There are 26 bones, 33 joint, and
More than 100 muscles, ligaments
And tendons in each foot.
Long Bones
Short Bones
Flat Bones
Irregular Bones
Sesamoid Bones
Long bones are some of the longest bones in the body, such as
the Femur, Humerus and Tibia but are also some of the
smallest including the Metacarpals, Metatarsals and Phalanges.
The classification of a long bone includes having a body which
is longer than it is wide, with growth plates at either end.
Short bones are defined as being
approximately as wide as they are long and
have a primary function of providing support
and stability with little movement. Examples
of short bones are the Carpals and Tarsal's the wrist and foot bones.
Flat bones are as they sound, strong, flat plates of
bone with the main function of providing protection
to the bodies vital organs. The classic example of a
flat bone is the Scapula (shoulder blade). The
Sternum (breast bone), Cranium (skull), hip bone,
Pelvis and Ribs are also classified as flat bones.
Irregular Bones
These are bones in the body which do not fall
into any other category, due to their nonuniform shape. Good examples of these are the
Vertebrae, Sacrum and Mandible (lower jaw)
Sesamoid bones are usually short or irregular bones,
imbedded in a tendon. The most obvious example of
this is the Patella (knee cap) which sits within the
Patella or Quadriceps tendon. Sesamoid bones are
usually present in a tendon where it passes over a joint
which serves to protect the tendon..
*Draw the skeleton to the best of your ability.
*Label the bones.
1. How many bones does the Adult body have?
2. The Cranium is an example of which type of bone?
3. How may bones are in each foot?
4. The Patella is an example of which type of bone?
5. What is the largest and strongest bone in the body?
6. The Femur is an example of which type of bone?
7. Give one example of an irregular bone
8. Bones consist of _____% water and _______% solid matter.
9. The wrist and foot are examples of which type of bone?
10.What are the 5 types of bones?