Bone Markings (projections, depressions)

Question 1

Function of bone markings (5)

Answer 1

Strengthen bone
Provide passages through the bone
Promote bone to bone articulation
Provide attachment sites
Provide landmarks

Question 2

What are projections?

Answer 2

Area of bone that projects above the surface of the bone

Question 3

Projection: roughened bumps for articulation (3)

Answer 3

Trochanter
Tuberosity
Tubercle

Question 4

Projection: smooth for articulation (2)

Answer 4

Head

Condyle

Question 5

Projection: roughened area above a condyle

Answer 5

Epicondyle

Question 6

Projection: bridge of bone

Answer 6

Ramus

Question 7

Projection: raised crests for muscle attachment (3)

Answer 7

Line
Ridge
Spine

Question 8

What are depressions?

Answer 8

Bony landmarks that go inwards creating a hole

Question 9

Depression: small, flat, smooth area, usually for articulation

Answer 9

Facet

Question 10

Depression: small pit

Answer 10

Fovea

Question 11

Depression: socket on a bone

Answer 11

Fossa

Question 12

Depression: shallow furrow

Answer 12

Groove

Question 13

Depression: deeper furrow

Answer 13

Sulcus

Question 14

Depression: hole through a bone

Answer 14

Foramen

Question 15

Depression: canal in a bone

Answer 15

Meatus

Question 16

Depression: slit through a bone

Answer 16

Fissure

Question 17

Depression: cavity within a bone, usually air filled

Answer 17

Sinus