Day 10 (pg 182)

Question 1

What does degenerative arthritis mean?

Answer 1

a condition of degeneration of the joint, sometimes referred to as degenerative joint disease (DJD)

Question 2

What is the age and surface bias associated with degenerative arthritis of the sacra-iliac joint?

Answer 2

age 40, the iliac auricular surface

Question 3

What does ankylosis mean?

Answer 3

a condition of fibrous adhesion occurs within the joint

Question 4

What is the age and gender bias associated with ankylosis of the sacra-iliac joint?

Answer 4

age 50 and male bias particularly in African American males

Question 5

Which is the strongest of the sacro-iliac ligaments?

Answer 5

the interosseous sacro-iliac ligament

Question 6

What is the age and gender bias associated with ossification of the anterior sacra-iliac ligament?

Answer 6

age 40 and male bias

Question 7

What are the attachment sites of the interosseous sacroiliac ligament?

Answer 7

at the sacral tuberosity and the iliac sulcus

Question 8

What passes between the layers of the interosseous sacra-iliac ligament?

Answer 8

dorsal rami from the sacral spinal nerves

Question 9

What is formed by the continuation of the sacrotuberous ligament along the ischial ramus?

Answer 9

the falciform process

Question 10

What separates the greater sciatic and lesser sciatic foramina?

Answer 10

the sacrospinous ligament

Question 11

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

Answer 11

fifth fetal month

Question 12

Syncondroses of the corpus stern will fuse together beginning with which sterna brae?

Answer 12

the lower sternabrae fuse first; they ossify in a caudal to cranial direction

Question 13

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

Answer 13

T3-T4

Question 14

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

Answer 14

T5-T9

Question 15

How many sterna brae for the corpus sterni?

Answer 15

4 sternabrae

Question 16

What surface feature on the corpus stern identifies the location of the synchondroses?

Answer 16

transverse lines

Question 17

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

Answer 17

costal notches II-VII

Question 18

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

Answer 18

a sternal foramen

Question 19

What causes the appearance of the sternal foramen?

Answer 19

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

Question 20

In what part of the rib will primary centers of ossification appear?

Answer 20

the body (corpus, shaft)

Question 21

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

Answer 21

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

Question 22

When do primary centers of ossification appear in the rib?

Answer 22

during the second fetal month

Question 23

When do secondary centers of ossification appear in the rib?

Answer 23

during puberty

Question 24

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

Answer 24

all ribs; ribs 1-12

Question 25

Which ribs will demonstrate secondary centers of ossification?

Answer 25

ribs 1-10

Question 26

Which ribs lack secondary centers ossification?

Answer 26

ribs 11 and 12