Embryology of the Anterior Thorax Flashcards Preview

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

Flashcards in Embryology of the Anterior Thorax Deck (8):
1

Primary centers of ossification for the sternum first appear at what age?

fifth fetal month

2

In what part of the sternum will a secondary center of ossification appear?

the xiphoid process

3

In what parts of the rib will secondary centers of ossification appear?

the head, articular surface of the tubercle and the non-articular surface of the tubercle

4

Which ribs will demonstrate primary centers of ossification for the body (corpus or shaft)?

all ribs; ribs 1-12

5

Which ribs will demonstrate secondary centers of ossification?

Ribs 1-10

6

Which ribs lack secondary centers of ossification?

ribs 11 and 12

7

Which ribs demonstrate three secondary centers of ossification?

ribs 2-9

8

Which ribs have only two secondary centers of ossification?

ribs 1 and 10