A&P 1 Lab Week 5

Projections that are sites of muscle and ligament attachment

Projections that are sites of muscle and ligament attachment

tuberosity, trochanter, tubercle, epicondyle, spine, process

tuberosity

trochanter

tubercle

epicondyle

spine

process

bony prominence

projections that help form joints

head, facet, condyle

head

facet

condyle

depression and openings

fissure, foramen, meatus, sinus, fossa, fontanelle

fissure

narrow, slit like opening

foramen

round oval opening through the bone

meatus

canal-like passageway

sinus

fossa

shallow baseline depression in a bone, often serving as an articular surface

fontanelle

allows for growth of babies skull

Proximal Epiphysis

#7

Periosteum

#6

Endosteum

Spongy Bone

has Trabeculae

#2

trabeculae

Compact bone

osteon, central canal, lamella, osteocyte, lacuna, canaliculus

osteon

#1

central canal

#2

lamella

#6co

osteocyte

#3

lacuna

#4

canaliculus

#5

scratches

marrow cavity

filled with developing blood cells

red bone marrow

yellow bone marrow

Frontal

contains Glabella

Glabella

Parietal

Temporal

zygomatic process, external acoustic meatus, styloid process, mastoid process, mandibular fossa, carotid canal

zygomatic process

external acoustic meatus

styloid process

mastoid process

mandibular process

carotid canal

occipital

occipital condyle, external occipital protuberance, foramen magnum

occipital condyle

external occipital protuberance

foramen magnum

sphenoid

Sella turcica, foramen ovale

Sella turcica

foramen ovale

ethmoid

crista galli, cribriform plate, perpendicular plate, superior nasal concha, middle nasal concha

crista galli

cribriform plate

perpendicular plate

superior nasal concha

middle nasal concha

coronal suture

sagittal suture

squamous suture

lambdoid suture

palatine suture

nasal

lacrimal

inferior nasal concha

vomer

zygomatic

palatine

maxilla

contains infraorbital foramen

infraorbital foramen

mandible

contains mandibular condyle, coronoid process, mental foramen, mandibular notch

mandibular condyle

coronoid process

mental foramen

mandibular notch

foramen lacerum

hyoid

carotid canal

jugular foramen

posterior fontanelle

anterior fontanelle

sphenoid fontanelle

mastoid fontanelle

maxillary sinus

sphenoidal sinus

ethmoidal sinus

frontal sinus

cervical (vertebral column)

atlas (C1)

axis (C2)→ contains den

transverse process/foramen

7 vertebrae total

Thoracic (vertebral column)

no dens

no transverse foramen

12 vertebrae total

Lumbar (vertebral column)

no dens

no transverse foramen

5 vertebrae total

Sacrum

contains sacral canal, sacral foramina

sacral canal

sacral foramina

coccyx

sternum

contains manubrium, body, xiphoid process

manubrium

green part

body

blue part

xiphoid process

purple part

Ribs

contains true rib, false rib

true rib

7 true ribs

red

false rib

contains false attached rib, false floating rib

green and blue