Osteology of the Anterior Thorax Flashcards Preview

Spinal Anatomy Exam 3 > Osteology of the Anterior Thorax > Flashcards

Flashcards in Osteology of the Anterior Thorax Deck (19):
1

What vertebral levels correspond to the position of the manubrium sterni?

T3-T4

2

What seperates the manubrium sterni and corpus sterni?

the manubriosternal symphysis

3

What vertebral levels correspond to the position of the corpus sterni?

T5-T9

4

How many sternabrae for the corpus sterni?

4 sternabrae

5

What articular sites for the costal cartilage of ribs will be identified on the corpus sterni?

costal notches II-VII

6

What feature of the corpus sterni is present in 4-7% of the population?

a sternal foramen

7

What causes the appearance of the sternal foramen?

failure of the ossification centers of the sternum to fuse together normally

8

Will the xiphoid process remain cartilage throughout life?

no

9

What attaches to the scalene tubercle of the first rib?

the anterior scalene muscle

10

Which groove on the body (corpus or shaft) of the first rib is close to the sternal end?

the groove for the subclavian artery and first thoracic nerve

11

Which groove on the body (corpus or shaft) of the first rib is close to the sternal end?

the groove for the subclavian vein

12

What specifically will attach to the crest of the neck of the second rib?

the superior costotransverse ligament from the transverse process of T1

13

What specifically attaches to the back of the neck of the scond rib?

the inferior costotransverse ligament from the transverse process of T2

14

What unique feature is present on the body (corpus of shaft) of the second rib?

the tuberosity for the serratus anterior

15

What are the classifications of ribs 3-7 in the typical adult skeleton?

typical ribs, true ribs, costa verae, and vertebrosternal ribs

16

What are the classifications of ribs 1 and 2 in the typical adult skeleton?

atypical ribs, true ribs, costa verae, and vertebrosternal ribs

17

What are the classifications of ribs 8 and 9 in the typical adult skeleton?

typical ribs, false ribs, costa spuriae, and vertebrochondral ribs

18

What are the classifications of rib 10 in the typical adult skeleton?

atypical rib, false rib, costa spuriae, and vertebrochondral rib

19

What are the classifications of ribs 11 or 12 in the typical adult skeleton?

atypical ribs, false ribs, costa spuriae, and vertebral ribs