Advertisements
Advertisements
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
Advertisements
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
APPEARS IN
संबंधित प्रश्न
Some people in old age complain of stiff joints. What do you think could be a possible reason for it?
Draw diagrams.
Types of joints
Answer the following:
What is a ball and socket joint?
Gliding allows ______.
Match the following
| 1. | Ball & socket | a. | Elbow |
| 2. | Saddle | b. | Spine |
| 3. | Hinge | c. | Thumb |
| 4. | Gliding | d. | Hip |
Name two joints with examples.
Unscramble the jumbled word and write it in the blank space provided.
sangro inerlan ................
Unscramble the jumbled word and write it in the blank space provided.
laxaeriont ................
What is the type of movable joint present between the atlas and axis?
Give the location of a ball and socket joint in a human body.
