BSC2085L: L3, Bone Markings

What 8 bone markings are projections that are sites of muscle and ligament attachment?

Tuberosity

Crest

Trochanter

Line

Tubercle

Epicondyle

Spine

Process

tuberosity

large round projection, rough

crest

narrow ridge, prominent

trochanter

large, blunt, irregular process (i.e. only femur)

line

narrow ridge, less prominent than a crest

tubercle

small round

epicondyle

raised area on/above a condyle

spine

sharp, slender, pointed

process

any bony prominence

What are the 4 bone markings that are joint-forming projections?

Head

Facet

Condyle

Ramus

head

bony expansion on a narrow neck

facet

smooth, nearly flat articular surface

condyle

round articular projection

ramus

armlike bar

What 4 bone markings are depressions/openings for the passage of blood vessels and nerves?

Groove

Fissure

Foramen

Notch

groove

furrow

fissure

narrow, slitlike opening

foramen

round/oval opening through bone

notch

indentation at an edge

What are the 3 other miscellaneous bone markings?

Meatus

Sinus

Fossa

meatus

canal-like passageway

sinus

bone cavity; filled w/ air, lined w/ mucous membrane

fossa

shallow basinlike depression; articular surface

What bone markings are articular surfaces?

Facet

Fossa

What bone markings are openings, passageways, or cavities?

Fissure, Foramen

Meatus

Sinus