Skeletal - joints Flashcards
Name the 3 ways to describe joints by their function
Synarthroses
Amphiarthroses
Diarthroses
What is the function of a synarthroses joint?
immovable
What is the function of a amphiarthroses joint?
slightly movable
What is the function of a diarthroses joint?
freely movable
What are 3 ways to describe joints by their structure?
fibrous
synovial
cartilaginous
Describe the movement of a fibrous joint
tend to be immovable
Describe the movement of a synovial joint
tend to be freely movable
Describe the movement of cartilaginous joints
exhibit a range
Describe the structure of a fibrous joint
contain lots of dense fibrous connective tissue
Do fibrous joints contain a joint cavity?
NO
Do fibrous joint connect bones that do or don’t require a lot of movement?
Connect bones that do not require a lot of movement
What are the 3 types of fibrous joints?
sutures
syndesmoses
gomphoses
Where are suture joints found?
found only in the skull
What type of joint is shown
fibrous, sutures
What are the syndesmoses joints?
bones connected only by ligaments
Where would you find the syndesmoses joints?
found between parallel bones
ulna and radius
What type of joint is shown?
syndesmoses
What is a ligament?
bands of fibrous tissue
Describe the gomphoses joints
the specialized fibrous joint that anchors the root of a tooth into its bony socket within the maxillary bone (upper jaw) or mandible bone (lower jaw) of the skull. A gomphosis is also known as a peg-and-socket joint.
Where are the gomphoses joints found?
tooth and alveolar socket
very limited movement
What joint is shown?
gomphosis
What connects bones in cartilaginous joints?
cartilage
Do cartilaginous joints contain a joint cavity?
NO
Are cartilaginous joints movable?
not particularly movable
