Joints Flashcards
What is a fibrous joint
DRCT holds together the ends of bones and bone parts
What are the types of fibrous joints
-gomphosis
-sutures
-syndemoses
Gomphosis joint example
teeth!
Suture example
-any sutures named on skull
What is syntoses
when bones fuse beyond suture lines
Syndemoses examples
-radial/ulnar (most movable)
-tib/fib (least movable)
Which fibrous joints are synarthroses and which ones are ampiarthroses?
-gomphoses and sutures=synarthroses
-syndemoses=amphiarthroses
What are cartilaginous joints
a pad of cartilage wedged btwn bones
types of cartilaginous joints
-synchondroses
-symphysis
Examples of synchondroses
epiphyseal plate and intercoastal cartilage
Examples of symphysis
-pubic symphysis and intervertebral discs
Which cartilaginous joints are synarthroses and which are amphiarthrosis
-synchondroses=synarthroses
-symphysis=amphiarthroses
what are Synovial joints
a layer of articular cartilage lines the ends of bones
ONLY ONE WITH JOINT CAVITY
Uniaxial synovial joints
-plane: intercarpal/intertarsal joints
-hinge joint: elbow, knee, and interphalangeal joints
-pivot: atlantoaxial
Biaxial synovial joints
-condylar: MP joints
-saddle: carpal bone and first metacarpal
