87152
Description
Mind Map by Charnanigan14, updated more than 1 year ago
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Created by Charnanigan14
about 11 years ago
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Movement
- Bones
- Skeleton
- Contains more than 200 bones
- Bones
- Is a living tissue with a blood supply
- Calcium makes them strong
- Is constantly dissolved and made
- Bones are made from 3 main materials...
- Protein
- Organic material called Collagen
- Organic material called Collagen
- Minerals
- Calcium
- Phosphorus
- Calcium
- Marrow
- Red
- Produces Red Blood Cells
- Produces Red Blood Cells
- Yellow
- Stores Fat
- Stores Fat
- Red
- All give structure to the bones
- Protein
- Is a living tissue with a blood supply
- Function of skeleton and bones
- Protection
- Bone is rigid and tough so it can
protect soft, delicate organs
- Hard and flexible
- E.g. Skull protects brain
- Bone is rigid and tough so it can
protect soft, delicate organs
- Support
- Creates a frame for other
body parts to use (hang off)
- E.g. Without a back bone, we would
not be able to stay straight and upright
- E.g. Femur supports the leg
- Creates a frame for other
body parts to use (hang off)
- Movement
- Bones are rigid and solid
- Muscles can be attached to
them via tendons
- Joints
- Bones are rigid and solid
- Contains marrow
- Helps make blood
- Keeps bone alive
- Helps make blood
- Protection
- Contains more than 200 bones
- Joints
- 3 Types
- Hinge
- Knee
- Move in only one direction
- Move in only one direction
- Elbow
- Moves in only one direction
- Moves in only one direction
- Knee
- Fixed
- Skull- cannot move
- Skull- cannot move
- Ball and Socket
- Hip
- Move in pretty much any direction
- Move in pretty much any direction
- Hip
- Hinge
- A joint is where two bones meet
- Help you move easier
- Held together by Ligaments
- Cartilage prevents the bones from
rubbing together
- Synovial Fluid keeps the
cartilage slippery
- 3 Types
- Muscles
- Ligaments hold bone to bone
- Tendons hold bones to muscles
- Antagonistic Muscles
- They are a pair of muscles
that work against each other
- One muscle contracts (shortens) while
the other relaxes (lengthens)
- Or Vice Versa
- Or Vice Versa
- One muscle contracts (shortens) while
the other relaxes (lengthens)
- Attached to bone through tendons so
they can pull on bone
- One muscle pulls the bone in one direction and
the other muscle pulls it in the other direction,
causing the joint to move
- They are a pair of muscles
that work against each other
- Muscles only pull and not push so that
is why they can come in pairs...
- Ligaments hold bone to bone
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