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प्रश्न
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
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उत्तर
(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
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संबंधित प्रश्न
What is a Joint?
The question has four options. Choose the correct answer:
Sutural joints are found between
Answer the following:
Why can our elbow not move backwards?
The greatest range of movement is seen in ______ joint.
Flat bones are seen in ______.
Bones are connected to muscles by ______.
Match the following
| 1. | Humerus | a. | Forearm |
| 2. | Radius | b. | Leg |
| 3. | Tarsals | c. | Upper arm |
| 4. | Atlas | d. | vertebral column |
Which type of movement would have been possible if
we were to have a ball and socket joint between our neck and head.
Name the type of joint between the following:
Femur/acetabulum
Match List I with List II.
| List I | List II |
| A. Fibrous joints | I. Adjacent vertebrae, limited movement |
| B. Cartilaginous joints | II. Humerus and Pectoral girdle, rotational movement |
| C. Hinge joints | III. Skull, don’t allow any movement |
| D. Ball and socket joints | IV. Knee, help in locomotion |
Choose the correct answer from the options given below:
