Bones form the structure of your body. They allow you to _________, ____________, and ___________
stand, sit, run, play
_______________ form where two bones join together, so that you can move.
Joints
Although your skull looks like one big bone, it is actually many pieces that grew together at places called _____________.
Sutures
The _____________ is the part of the skull that protects your brain.
Skull
You were born with ____________ bones. As you grew the bones got harder
soft
Bones come in two types: _______________ and ___________________.
Compact and spongy
______________ connect muscles to bones.
Tendons
A bone under a lot of pressure may __________, or break.
fracture
The ___________ bones of your skull form a strong shell around your brain, eyes and inner ear
29
As bone hardens, __________________ remain at the ends so you can keep getting taller.
growth plates.
In a _____________ joint two straight bones come together. Give one example of this joint.
Hinge
elbows
jaws
knuckles
_______________ and ____________ carry nutrients in and out of your bones.
Arteries, veins
______________ bone is rock hard because it is made of the same minerals in rock.
What are two minerals found in this bone?
Compact
Calcium, phosphates and magnesium
_______________ bone contains _____________ which makes bones strong by allowing them to bend a little without breaking.
Spongy, collagen
The upper jaw is called the __________________ and cannot move.
The lower jaw is called the _____________ and is the only part of the skull that can move
Maxilla
Mandible
What is the difference between tendons and ligaments?
Tendons connect muscle to bone
Ligaments hold bones together.
What are three types of joints?
Hinge joint
Ball and socket joint
Pivot joint
Deep inside your bones, blood cells are made. If you get hurt, _______________ help the blood to clot so you'll stop bleeding.
platelets
What are the two types of cells called?
Callus
What are the four types of fractures?
Simple or closed fracture
Greenstick fracture
Comminuted fracture
What three bones are found in your arm?
Humerus, radius, ulna
1. Your jaw is example of a _____________ joint.
2. Your hip is an example of a ___________ joint.
3. Your neck turning is an example of a ________ joint.
1. hinge
2. ball and socket
3. Pivot
1. Bone destroyers are _______________.
2. Bone builders are _________________.
1. osteoclasts
2. osteoblasts
What kind of fracture happens when the bone punctures the skin?
Compound fracture