Chapter 9- Joints Flashcards
Joints that are strong
Usually not flexible
The point where two bones meet
Articulations
Joints that are week
Have no flexibility
Ways to classify joints
- )amount of movement
2. )organization of joints
Immovable
Synarthrotic
Skull
Suture
Tooth and jaw
Gomphosis
Fused growth plates
Synostosis
Slightly movable weaker
Amphioarthrotic
Bones connect to ligaments (between tibia and fibula)
Syndesmosis
Fibro cartilage
Symphasis
Freely movable
Diarthrotic joints
Joints with a capsule with a filled with fluid in consistency of eggs white
Synovial joints
Reduces friction and reduces impact
Articular cartilage
What does synovial joints do
- )lubrication
- )gives nutrients
- ) shock absorber
Wedges of tissue between bones
Meniscus
Functions of the meniscus
- ) reduces shock
- )stabilize the joint
- )cushion
Protect cartilage act as a filter and cushion
Fat pads
Connect bone to bone
Ligaments
Thicker capsule wall
Accessory
Outside if joint capsule
Extra capsular
Inside the capsule
Intra capsular
Connect muscle to bone
Tendons
Fluid filled sacs between ligaments
Bursae
Swollen Bursae sacs due to over use
Bursitis
Complete dislocation
Luxation
Partial dislocation
Subluxation
Connection areas inbetween vertebrae
Intervertebral articulations
Discs slides out of position and presses in spinal nerves
Slipped discs
Annulus fibrosus tears and leaks gel and vertebrae rub on eachother
Herniated disc
