Descriptive Terms in Osteology (The Skeletal System)

Question 1

a general term for a prominence

Answer 1

process

Question 2

a large, rounded non-articular projection

Answer 2

tuberosity

Question 3

similar to a tuberosity but is smaller in size

Answer 3

tubercle

Question 4

refers to a few non-articular prominence

Answer 4

trochanter

Question 5

a pointed projection

Answer 5

spine of spinous process

Question 6

a sharp ridge

Answer 6

crest

Question 7

a very small ridge

Answer 7

line

Question 8

is a rounded articular enlargement at the end of the bone; it may be joined to the shaft by a constricted part, the neck

Answer 8

head

Question 9

an articular eminence which is cylindrical

Answer 9

condyle

Question 10

a non-articular projection in connection with a condyle

Answer 10

epicondyle

Question 11

a pulley-like articular mass

Answer 11

trochlea

Question 12

is a shallow articular depression

Answer 12

glenoid cavity

Question 13

a deeper articular depression

Answer 13

cotyloid cavity or acetabulum

Question 14

commonly applied to articular surfaces of small extent, specially when they are not strongly concave or convex

Answer 14

facet

Question 15

are applied to various forms of depression (5)

Answer 15

fossa, fovea, groove, sulcus and impression

Question 16

a perforation for the transmission of vessels, nerves, etc

Answer 16

foramen

Question 17

is an air cavity within a bone or bones; it is lined with mucous membrane and communicates with the exterior

Answer 17

sinus