Thorax

Question 1

Intervertebral joint
Type?
Articulations?

Answer 1

Type - Symphysis
Articulations - Adjacent vertebral bodies bound together by intervertebral disc

Question 2

Costovertebral joints of head of ribs
Type?
Articulations?
Comments?

Answer 2

Type - Synovial plane of joint
Articulations - head of each rib with superior demifacet or costal facet of corresponding vertebral body and inferior demifacet or costal facet of vertebral body superior to it
Comments - Heads of 1st, 11th and 12 ribs articulate only with corresponding vertebral body

Question 3

Costotransverse joint
Type?
Articulations?
Comments?

Answer 3

Type - Synovial plane of joint
Articulations - Articulation of tubercle of rib with transverse process of corresponding vertebra
Comments - 11th and 12th ribs do not articulate with transverse process of corresponding vertebrae

Question 4

Sternocostal joint
Type?
Articulation?

Answer 4

Type: 1st primary cartilaginous joint
2nd-7th synovial plane joints
Articulation: 1st costal cartilages with manubrium of sternum
2nd -7th pairs of costal cartilages with sternum

Question 5

Sternoclavicular joint
Type?
Articulations?
Comments?

Answer 5

Type - Saddle type of synovial joint
Articulations - Sternal end of clavicle with manubrium and 1st costal cartilage
Comments - Joint is divided into the compartments by articular discs

Question 6

Costochondral joint
Type?
Articulations?
Comments?

Answer 6

Type - Primary cartilaginous joint
Articulations -lateral end of costal cartilage with sternal end of ribs
Comments - Normally no movement occurs

Question 7

Interchondral joints
Type?
Articulations?
Comments

Answer 7

Type - Synovial plane joint
Articulations - articulation between costal cartilages of 6-7, 7-8, 8-9 ribs
Comments - articulation b/w costal cartilages of 9th and 10th ribs is fibrous

Question 8

Manubriosternal joint
Type?
Articulations?
Comments?

Answer 8

Type - Secondary cartilaginous joint (symphysis)
Articulations - b/w manubrium and body of the sternum
Comments - often fuse and become synostosis in older people

Question 9

Xiphisternal joint
Type?
Articulations?
Comments?

Answer 9

Type - primary cartilaginous joint (synchondrosis)
Articulations - b/w xiphoid process and body of sternum
Comments - often fuse and become synostosis in older people