THORACIC: Bones, Processes and Depressions

Question 1

clavicle

Answer 1

collar bone; one on each side; connects the breastbone (sternum)

Question 2

scapula (scapulae)

Answer 2

shoulder blade; flat triangular bone on each dorsal side of the thorax

Question 3

acromion

Answer 3

extension of the scapula that joins with the clavicle above the shoulder

Question 4

sternum

Answer 4

breastbone: flat bone down the front midline of the chest

Question 5

manubrium

Answer 5

uppermost part of the sternum

Question 6

xiphoid process

Answer 6

lowest part of the sternum; breaks easily

Question 7

true ribs

Answer 7

first 7 pairs of ribs; starting from the top.

Question 8

false ribs

Answer 8

pairs 8 through 10

Question 9

floating ribs

Answer 9

bottom two pairs of ribs; not attached at the front end

Question 10

costal cartilages

Answer 10

cartilaginous attachments that join the ribs to the sternum