Functional classication of joints focuses on
the amount of movement allowed
synarthroses
immovable joints
diarthroses
freely movable joints
amphiarthroses
slightly moveable joints
Where do diarthroses predominate?
in the limbs, where mobility is important.
Synarthroses and amphiarthroses are restricted mainly to
the axial skeleton, where firm attachments & protection of organs are priorities
As a general rule, fibrous joints are…
synarthroses
As a general rule, synovial joints are…
diarthroses
Cartilaginous joints are…
mostly amphiarthrotic, but some are synarthrotic