Arthrology of the Anterior Thorax

Question 1

What are the joints of the anterior thorax?

Answer 1

the costochondral, sternocostal or sternochondral, interchondral and sternal joints

Question 2

What ribs will participate in the sternocostal or sternochondral joint?

Answer 2

Rib 1 to Rib 7

Question 3

What is the classification of the first sternocostal or sternochondral joint?

Answer 3

cartilaginous (amphiarthrosis) synchondrosis

Question 4

What is the classification of the second-seventh sternocostal or sternochondral joint?

Answer 4

synovial plane (diarthrosis arthrodia)

Question 5

Which of the sternocostal or sternochondral ligaments is unique to the second sternocostal or sternochondral joint?

Answer 5

the intra-articular ligament

Question 6

What is the classification of the sixth through the ninth interchondral joints?

Answer 6

synovial plane (diarthrosis arthrodia)

Question 7

What is the classification of the fifth-sixth or ninth-tenth interchondral joint?

Answer 7

fibrous (amphiarthrosis) syndesmosis

Question 8

Which costal cartilages fail to form a joint at their sternal ends?

Answer 8

the eleventh and twelfth costal cartilages

Question 9

In the developing sternum, what joint classification is present between the manubrium, corpus, and xiphoid process?

Answer 9

cartilaginous (amphiarthrosis) symphysis