Joints Of Thorax

Question 1

Costovertebral joints. Type and ligaments

Answer 1

Synovial type plane joint.

Capsular ligament, radiate/triradiate ligament, intra articular ligament.

Question 2

Costotransverse joint.

Type and ligaments

Answer 2

Synovial type, plane joint.
Capsular ligament,
Superior costotransverse,
Inferior costotransverse,
Lateral transverse

Question 3

Enumerate joints Of thorax

Answer 3

Costovertebral
Costotransverse
Costochondral
Sternocostal
Interchondral
Manubriosternal
Intervertebral (b/w bodies of vertebrae and b/w articular processes of vertebrae)

Question 4

Primary cartilaginous joints

Answer 4

Costochondral

First sternocostal

Question 5

Secondary cartilaginous joints

Answer 5

Manubriosternal

B/w bodies of vertebrae

Question 6

Why Costal cartilage Of 1st rib forms an atypical primary cartilaginous joint?

Answer 6

The costal cartilage of 1st rib is United with manubrium sterni by a plate of fibrocartilage and hence is not a typical primary cartilaginous joint (synchondrosis)

Question 7

Why is the Manubriosternal joint an atypical secondary cartilaginous joint

Answer 7

It’s not a typical symphysis as bones taking part in symphysis formation don’t undergo bony union but after 30, in most ppl bony union at Manubriosternal joint takes place.

Question 8

Movements seen in the intervertebral joints

Answer 8

Rotatory