Terminology of joint
Joint:articulation between two or more
bones, whether there is movement between them or not.
Structurally,
joints are three types Fig 2.2
· Fibrous
joint : two/ more than
two bones are connected by fibrous tissue.
· Cartilaginous
(kaar·tuh·la·juh·nuhs) joints
: two / more than two bones are connected by cartilage (kaar·tuh·luhj).
· Synovial(suh·now·vee·uhl) joint: two / more than two bones are separated by joint cavity which is filled by synovial fluid.
Terminology of joint according to location : shoulder joint, knee joint, wrist joint etc.
Terminology of joint according to the name of articular
surfaces of joint:
Temporomandibular joint: Two
articular surfaces, one is the
Mandibular fossa of Temporal bone and
another is the condylar process of Mandible. So joint name according to the
name of two bones temporal bone and mandibular bone
Terminology of joint according to location and articular
surfaces of joint :
Superior radio
– ulnar joint
Location Superior part of Radius and Ulna
Terminology of joint according to
bony part and cartilaginous part
Costochondral joint :costo means rib
(bone) and chondro mean cartilage
Symphysis
(sim-fa-sis) pubis / symphysis menti: Physis mean union, meeting point or commissure
of any two structures. Two pubic bones join together by cartilage.
