Question

Alongside is shown a diagrammatic skeletal of synovial j oint.
(a) What is a synovial joint?
(b) Where do you find such a joint?
(c) What is the function of cartilages?
(d) Name the parts 1 to 5. 2

Answer 1

(a) Synovial joint is a movable joint present between the adjoining bones which can move independently. The articulating surfaces of the two bones are covered with articular cartilage. The joint is covered with a synovial membrane which secretes synovial fluid for lubrication.
(b) These are found in elbow joint, knee joint, femur and pelvic girdle, etc.
(c) The cartilages cover the ends of the adjoining bones. They function to absorb shock and reduce friction during movement.
(d) 1 and 5 -epiphyseal bone
2- synovial cavity
3- synovial fluid
4- synovial membrane