10/13 Questions

Question 1

What movements at the sacro-iliac joint are described as forward nodding and backward nodding?

Answer 1

nutation and counternutation, respectively

Question 2

What are the attachment sites of the interosseous sacroiliac ligament?

Answer 2

at the sacral tuberosity and the iliac sulcus

Question 3

What is the relationship between the capsular and interosseous sacroiliac ligaments?

Answer 3

the interosseous sacro-iliac ligament replaces the capsular ligament posteriorly

Question 4

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

Answer 4

dorsal rami from the sacral spinal nerves

Question 5

What forms the falciform process?

Answer 5

the continuation of the sacrotuberous ligament along the ischial ramus

Question 6

What seperates the greater sciatic and lesser sciatic foramina?

Answer 6

the sacrospinous ligament

Question 7

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

Answer 7

T3-T4

Question 8

What separates the manubrium sterni and corpus sterni?

Answer 8

the manubriosternal symphysis

Question 9

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

Answer 9

T5-T9

Question 10

How many sternabrae for the corpus sterni?

Answer 10

4 sternabrae

Question 11

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

Answer 11

costal notches 2-7

Question 12

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

Answer 12

a sternal foramen

Question 13

What causes the appearance of the sternal foramen?

Answer 13

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

Question 14

What attaches to the scalene tubercle of the first rib?

Answer 14

anterior scalene muscle

Question 15

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

Answer 15

the groove for the subclavian artery and the first thoracic nerve

Question 16

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

Answer 16

the groove for the subclavian vein

Question 17

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

Answer 17

the superior costotransverse ligament from the transverse process of T1

Question 18

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

Answer 18

the tuberosity for the serratus anterior

Question 19

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

Answer 19

typical ribs
true ribs
costa verae
vertebrosternal ribs

Question 20

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

Answer 20

atypical ribs
true ribs
costa verae
vertebrosternal ribs

Question 21

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

Answer 21

typical ribs
false ribs
costa spuriae
vertebrochondral ribs

Question 22

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

Answer 22

atypical rib
false ribs
costa spuriae
vertebrochondral rib

Question 23

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

Answer 23

atypical ribs
false ribs
costa spuriae
vertebral ribs

Question 24

What are the joints of the anterior thorax?

Answer 24

costochondral
sternocostal or sternochondral
interchondral
sternal joints

Question 25

What ribs will participate in the sternocostal or sternochondral joint?

Answer 25

rib 1 to rib 7

Question 26

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

Answer 26

cartilaginous (amphiarthrosis) synchondrosis

Question 27

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

Answer 27

synovial plane (diarthrosis arthrodia)

Question 28

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

Answer 28

the intra-articular ligament

Question 29

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

Answer 29

synovial plane (diarthrosis arthrodia)

Question 30

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

Answer 30

fibrous (amphiarthrosis) syndesmosis

Question 31

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

Answer 31

the eleventh and twelfth costal cartilages

Question 32

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

Answer 32

cartilaginous (amphiarthrosis) symphysis

Question 33

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

Answer 33

fifth fetal month

Question 34

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

Answer 34

xiphoid process

Question 35

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

Answer 35

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

Question 36

Which ribs will demonstrate primary centers of ossification for the body?

Answer 36

all ribs; ribs 1-12