Chapter 8: The Skeletal And Muscular System Flashcards
1
Q
Functions of bones
A
Support
Movement
Protection
2
Q
Three types of joints
A
Fused
Ball and socket
Hinge
3
Q
Fused joints
A
- immovable
- skull
4
Q
Ball and socket joints
A
- synovial fluid
- bones have cartilage at ends for protection
- allow movement in all directions
- eg. Shoulders, hips
5
Q
Hinge joints
A
-Has synovial fluid
-has cartilage
-allow movement in only one direction
Eg. Knee joint
6
Q
Muscles
A
- made of protein
- each muscle is connected to bones
- muscles contract to pull bones to them
- CANNOT PUSH
7
Q
Tendons
A
- muscle to bone
- cannot stretch
8
Q
Ligaments
A
- connect bone to bone
- prevents joints from being demaged
9
Q
Antagonistic muscle pairs
A
Muscles work in pairs to move bone up and down
Eg. Bicep and tricep
10
Q
Front of shin bone
Vs
Calf bone
A
Tibia
Fibula
11
Q
Front of lower arm
Back of lower arm
A
Radius
Ulna
