Osteology of Anterior Thorax Flashcards Preview

Spinal Anatomy > Osteology of Anterior Thorax > Flashcards

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

What vertebral levels correspond tot he position of the manubrium sterni?

T2-T4

2

What separates the manubrium sterni and corpus sterni?

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?

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?

Anterior scalene muscle

10

Which groove on the body of the first rib is close to the vertebral end?

Groove for the subclavian artery
Groove for the 1st thoracic nerve

11

Which groove on the body of the first rib is close to the sternal end?

Groove for the subclavian vein

12

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

Superior costotransverse ligament from the transverse process of T1

13

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

Inferior costotransverse ligament from the transverse process of T2

14

What unique feature is present on the body of the second rib?

Tuberosity for the serratus anterior

15

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

Typical ribs
True ribs
Costa verae
Vertebrosternal ribs

16

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

Atypical ribs
True ribs
Costa verae
Vertebrosternal ribs

17

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

Typical ribs
False ribs
Costa spuriae
Vertebrochondral rib

18

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

Atypical rib
False rib
Costa spuriae
Vertebrochondral rib

19

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

Atypical ribs
False ribs
Costa spuriae
Vertebral ribs