skull Flashcards
axial skeleton
skull, vertebral column and ribcage
A. frontal bone
B. parietal bone
C. temporal bone
D. occipital bone
E. sphenoid bone
F. ethmoid bone
fontanels
a space between the bones of the skull in an infant or fetus, where ossification is not complete and the sutures not fully formed. The main one is between the frontal and parietal bones.
calvarium (cranial vault)
“skullcap” that’s the top part of the skull
supraorbital margins in frontal bone
frontal sinuses in frontal bone
glabella in frontal bone
metopic suture in frontal bone of fetal skull
A. coronal suture
B. squamous suture
C. lamboidal suture
D. sagital suture
occipital bone features
A. foramen magnum
B. occipital condyles
C. palatine bone
external occipital protuberance
A. external acoustic meatus
B. styloid process
C. mastoid process
going counter clockwise of person facing right
a. squamous portion
b. tympanic portion
c. petrous portion
zygomatic process
mandibular fossa
A. greater wings
B. lesser wings
C. hypophyseal fossa
D. optic canal
E. cribriform plate
F. cribriform foramina
sella turcica of sphenoid bone
optic foramina of sphenoid bone
superior orbital fissures of sphenoid bone
A. mandible
B. mandibular condyle
C. mental foramen ????
D. maxilla
E. zygomatic
F. zygomatic arch
A. lacrimal
B. nasal
C. vomer
cribriform plate of ethmoid bone
ethmoid bone features
a. olfactory foramina
b. crista galli
c. cribriform plate
perpendicular plate of ethmoid bone
ethmoid bone features
upper: superior nasal conchae
lower: middle nasal conchae
all of that area is known as the lateral mass
wormian (sutural) bones
extra bone pieces that can occur within a suture (joint) in the skull
blue=frontal
purple=ethmoid
yellow=sphenoid
red=temporal
green=parietal
orange=occipital
a. rami (ramus)
b. angle
c. body
alveolar margin
the bone that your teeth grow out of
from left to right
mandibular condyle
condyloid process
mandibular notch
coronoid process
roof of the mouth
palatine process
describe location of lacrimal fossa
what does it contain
between eyes and nose
contains lacrimal sac
inferior nasal conchae
a. malleus
b. incus
c. stapes
hyoid bone
foramen ovale
a. location
b. what’s in it
a. sphenoid
b. mandibular nerve
foramen spinosum
a. location
b. what’s in it
a. sphenoid
b. middle meningeal artery and vein
foramen lacerum
a. location
b. what’s in it
a. base of skull
b. the artery and nerve of pterygoid canal
foramen rotundum
a. location
b. what’s in it
a. sphenoid
b. trigemenal nerve
carotid foramen
a. location
b. what’s in it
a. temporal bone
b. carotid artery
jugular foramen
a. location
b. what’s in it
a. temporal and occipital bone
b. vagus nerve
a depression or hollow in a bone
fossa
round prominence on the end of a bone
condyle
a projection or outgrowth from a larger bone
process
an opening in a bone that allows muscles, nerves, arteries, veins and other structures to connect one part of the body to another
foramen (foramina)
a groove, division, furrow or cleft
fissure
