Lab Quiz 3

Skeletal system (skull only) and terminology

condyle

large, smooth, rounded oval structure

facet

small, flat, shallow surface

head

prominent, rounded epiphysis

trochlea

smooth, grooved, pulley-like process

alveolus

deep pit or socket in the maxillae or mandible

fossa

flattened or shallow depression

sulcus

narrow groove

crest

narrow, prominent, ridgelike projection

epicondyle

projection adjacent to a condyle

line

low ridge

process

any marked bony prominence

ramus

angular extension of a bone relative to the rest of the structure

spine

pointed, slender process

trochanter

massive, rough projection found only on the femur

tubercle

small, round projection

tuberosity

large, rough projection

canal

passageway through a bone

fissure

narrow, slitlike opening through a bone

foramen

rounded passageway through a bone

meatus

passageway through a bone

sinus

cavity or hollow space in a bone

supraorbital foramen of frontal bone

frontal sinus

frontal bone

parietal bone

temporal bone

zygomatic process of temporal bone

mandibular fossa

external auditory meatus

styloid process

mastoid process

stylomastoid foramen

stylomastoid foramen

internal auditory meatus

internal auditory meatus

carotid canal

carotid canal

jugular canal

occipital bone

foramen magnum

hypoglossal canal

hypoglossal canal

occipital condyles

external occipital protuberance

sphenoid bone

sphenoid bone

lesser wing of sphenoid bone

greater wing of sphenoid bone

body of sphenoid bone

superior orbital fissure of sphenoid bone

foramen rotundum of sphenoid bone

foramen ovale of sphenoid bone

foramen spinosum of sphenoid bone

lateral pterygoid plate of sphenoid bone

medial pterygoid plate of sphenoid bone

optic canal of sphenoid bone

foramen ovale of sphenoid bone

foramen rotundum of sphenoid bone

optic canal of sphenoid bone

foramen laceram of sphenoid bone

foramen ovale of sphenoid bone

foramen spinosum of sphenoid bone

carotid canal

stylomastoid foramen

foramen laceram of sphenoid bone

sella turcica

sella turcica

sphenoid sinus

ethmoid bone

ethmoid bone

crista galli of ethmoid bone

perpendicular plate of ethmoid bone

cribriform plate of ethmoid bone

nasal conchae (turbinate bones) of ethmoid bone

perpendicular plate of ethmoid bone

crista galli of ethmoid bone

maxilla

infraorbital foramen of maxilla

inferior orbital process of maxilla

inferior orbital process of maxilla

palatine process of maxilla

palatine bone

palatine bone

palatine process of maxilla

greater palatine foramen of palatine bone

zygomatic bone

temporal process of zygomatic bone

temporal process of zygomatic bone

lacrimal bone

lacrimal bone

nasal bone

inferior nasal concha

perpendicular plate of ethmoid bone

vomer

vomer

vomer

mandible

ramus of mandible

coronoid process of mandible

body of mandible