lab practical 2 updated

internal auditory meatus

Passageway for nerves and vessels that supply the ear.

mandibular fossa

the depression in the temporal bone into which the condyle of the mandible fits

carotid canal

passageway for internal carotid artery

ethmoid bone

Name this bone of the skull (superior view).

crista galli

line in ethmoid bone

cribiform foramina

tiny holes in the cribiform plates that allow for the passage of filaments of cranial nerve I (olfactory nerve)

perpendicular plate

forms superior part of nasal septum

middle nasal concha

Name this bony landmark.

sphenoid bone

sella turcica

optic canal

superior orbital fissure

Name this opening.

inferior orbital fissure

greater wing

lesser wing

pterygoid process

Process of the sphenoid bone, consisting of two plates

foramen ovale

Name this foramen.

foramen spinosum

Name this foramen.

foramen lacerum

frontal rotundum

Zygomatic bone

the arch of bone beneath the eye that forms the prominence of the cheek

frontal process of zygomatic bone

temporal process of zygomatic bone

maxillary process of zygomatic bone

articulates with maxilla

zygomatic arch

cheek bone

nasal bone

vomer

nasal septum

inferior nasal conchae

lacrimal bone

nasolacrimal canal

palatine bone

maxilla

upper jaw

frontal process of maxilla

the ascending part of the upper jaw which gradually protrudes as it rises beside the nasal bone to meet the frontal bone; the ascending process of the upper jaw.

zygomatic process

a projection of the temporal bone that forms part of the zygoma

Condyle

A smooth, rounded articular process

head

bony expansion carried on a narrow neck

facet

smooth, nearly flat articular surface

Trochea

a smooth, grooved articular process shaped like a pulley

process

any bony prominence

Tubercle

Small rounded projection or process

Tuberosity

large rounded projection

Trochanter

Very large, blunt, irregularly shaped process

spine

sharp, slender, often pointed projection

Crest

Narrow ridge of bone; usually prominent

ramus

An extension of a bone making an angle with the rest of the structure

Epicondyle

Raised area on or above a condyle

line

Narrow ridge of bone; less prominent than a crest

Fossa

a shallow depression or hollow.

canal

an artificial waterway

Meatus

opening or canal

Foramen

Round or oval opening through a bone

fissure

an opening; a groove; a split

Sulcus

groove

sinus

cavity within a bone

suture

interlocking line of union between bones

Epiphysis

End of a long bone

compact bone

Hard and dense, but not solid, bone tissue that is beneath the outer membrane of a bone.

spongy bone

Layer of bone tissue that has many small spaces and is found just inside the layer of compact bone.

red marrow

produces blood cells

epiphyseal line

growth plate

Diaphysis

shaft of a long bone

marrow cavity

contains bone marrow

yellow marrow

stores fat

endosteum

: the layer of vascular connective tissue lining the medullary cavities of bone.

infraorbital foramen

opening under the orbit carrying the infraorbital nerves and blood vessels the the nasal region

palatine process

forms the anterior portion of the hard palate (roof) of the mouth also forms parts of the nasal cavity and eye orbits

incisive foramen

Name this foramen.

body of mandible

horizontal portion of the mandible

mental foramen

Name this foramen.

greater horn of hyoid bone

malleus

hammer

Coccyx

tailbone

intervertebral discs

fibrocartilage pads that separate and cushion the vertebrae

Axis

C2

body of vertebra

anterior portion of the vertebra is solid to provide strength

dens

tooth

Transverse process

superior articulating process and facet

Paired and project superiorly from the junction of the lamina and pedicle

Sacrum

5 fused vertebrae

auricular surface

articulates with sacrum

sacral foramina

holes in sacrum

median sacral crest

superior articulating process and facet(of sacrum)

manubrium

upper portion of the sternum

clavicular notch

body of sternum

jugular notch

xiphoid process

lower, narrow portion of the sternum

true ribs

first 7 pairs of ribs; attach directly to sternum

floating ribs

head of rib

Tubercle

small rounded projection

sternal end

Name this specific part of the clavicle.

costal groove

groove on the inferior side of the rib shaft

false ribs

last 5 pairs of ribs; attach indirectly to sternum

rib

Sternum

chest bone

sacral canal

sacrum

sacral promontory

Where the first sacral vertebrae bulges into pelvic cavity

lamina

part of the vertebral arch