Bony Thorax

Question 1

what are the 3 parts of the bony thorax?

Answer 1

thoracic vertebrae, ribs, and sternum

Question 2

what is broken during CPR?

Answer 2

sternum

Question 3

what kind of bones make up the sternum?

Answer 3

3 fused bones make a flat bone

Question 4

what are the 3 bones of the sternum?

Answer 4

manubrium, body, xiphoid process

Question 5

what is the sternum attached to?

Answer 5

seven pairs of ribs

Question 6

where is the jugular notch?

Answer 6

at the level of the third thoracic vertabrae

Question 7

what is the sternal angle?

Answer 7

where the manubrium and body meet at a slight angle

Question 8

what does the sternal angle form?

Answer 8

transverse ridge at the second pair of ribs

Question 9

where the sternal body and xiphoid process fuse together

Answer 9

xiphisternal joint

Question 10

location of the xiphisternal joint

Answer 10

9th vertabrae

Question 11

needle inserted into marrow and sample is withdrawn

Answer 11

sternal puncture

Question 12

what is often used to obtain samples for blood disease?

Answer 12

sternum

Question 13

how do ribs articulate with the vertebral column?

Answer 13

articulate posteriorly and curve downward towards the anterior body

Question 14

pairs one to seven

Answer 14

true ribs

Question 15

how do true ribs connect to the sternum?

Answer 15

through coastal cartilage

Question 16

pairs 8 though 12

Answer 16

false ribs

Question 17

why are false ribs called false ribs?

Answer 17

attach indirectly to the sternum or not attached at all

Question 18

pairs 11 and 12

Answer 18

floating ribs

Question 19

what is special about floating ribs?

Answer 19

lack sternal attachments

Question 20

what is between the ribs?

Answer 20

intercostal spaces

Question 21

what are the intercostal spaces filled with?

Answer 21

intercostal muscles that aid in breathing

Question 22

function of the bony thorax

Answer 22

protects the heart, lungs, and major blood vessels