Ch. 9 Joints Flashcards
(28 cards)
Suture joint
In skull; no movement; fibrous joint
Explain Fibrous joints and types
3 types; No synovial space-fibrous tissue used to hold together
Syndesmoses
Band between bones, little or slight movement
Interosseous membrane
Hold the 2 limb bones together, permits slight movemnet
Cartilaginous joints
2 types
Synchondrosis-cartilage holds bone together, old epeiphysis plate, no movt
Symphsis-band of tissue holds bone together, little or slight movement
Synovial joints
6; Space between bones is called synovial space, filled with small amount of fluid
Planar joints
Synovial joint
Nonaxial movt
Side to side
Back and forth
Hinge joint
- synovial joint
- monoaxial
- movt in one plane
Pivot joint
- synovial joint
- monoaxial
- twirls around axis
Condlyoid joint
- synovial
- biaxial
- moves on 2 axis
Saddle joint
- synovial
- biaxial
Ball in socket joint
- synovial
- polyaxial
- spins in socket
Gliding
Side to side and back and forth ↔️
Flexion
Decreases the angle between the bones
Extension
Increases the angle between the bones
Hyperextension
Extension beyond normal limits
Lateral flexion
Side bending of the spine
Rotation
Bone revolves on its own axis
Abduction
Moving AWAY from the midline
Adduction
Moving TOWARDS the midline
Circumfusion
End of extremity doing a circle
Inversion
Soles of foot move inward
Eversion
Soles of foot move outward
Dorsiflexion
Ankle bends foot toward the dorsum of foot
