Ncert Exercises & Solutions

Match the following columns.

Column I

Column II

A. Sternum

B. Glenoid cavity

C. Freely movable joint

D. Cartilaginous joint

1. Synovial fluid

2. vertebrae

3. Pectoral girdle

4. Flat bones

Codes

Options:	A	B	C	D
1.	2	1	3	4
2.	4	3	1	2
3.	2	1	4	3
4.	4	1	2	3

(b) A.

\to

(4) B.

\to

(3) C.

\to

(1) D.

\to

(2).

Sternum is a flat bone present just under beneath the skin in the middle of the front of the chest.

Glenoid Cavity is the depression which articulates with the head of the humerus to form the ball and socket joint in pectoral girdle.

Freely Movable Joints are characterised by the presence of a fluid filled synovial cavity between the articulating surface of the two bones. This fluids represents the synovial fluid, e.g. In gliding and hinge joints.

Cartilagenous Joints are present between the adjacent vertebrae in the vertebral column.

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