SKELETON
Skeletal system
What is the joint of your elbow?
Hinge
How many bones are in your body?
206
These allow your bones to move
Muscles
Where are the smallest bones in your body?
A. your little toe
B. your inner ear
C. your teeth
B. your inner ear
What part of the skeleton protects the spinal cord?
Spine/backbone
What does synovial fluid do?
Lubricates the joint
Protect organs, support the body
What 3 things work together to help your body move?
bones, joints, muscles
What is the longest bone of the body called?
Femur
What bone protects your brain?
Skull
Where is the cartilage of bones?
It cushions the ENDS of bones
What bones make up the backbone?
Vertebrae
What is the action a muscle performs when it produces movement?
A. Relax
B. Contract
C. Stretch
D. Rotate
B. Contract.
What is inside of your spine (backbone)?
Spinal cord
What bones protect your heart and lungs?
Ribs
A place where two or more bones meet
joint
Ligament
What are 2 examples that are ball and socket joints joints located?
Shoulder and Hip
What is the disease of joints called when the cartilage wears down?
Arthritis
What is it called when a bone moves out of its normal position in a joint.
Dislocation
What kind of joint is found inside of your shoulder?
Ball-and-socket joint
What is it called when a bone breaks?
Fracture
If ligaments connect bone to bone, what connects muscle to bone?
Tendon
What is it called when a ligament is injured?
Sprain