Suture right down the center (between the 2 parietal bones)
Squamous Suture
Suture between the parietal bones & the temporal bones
Occipital Bone
Back/Under side of skull
External occipital protuberance
Midline bump on back of skull
Foramen Magnum
Big hole of skull (Foramen='hole'/magnum='big')
Occipital Condyles
WHere the skull sits on the 1st vertabre
Lambdoid suture
Suture between occipital bone & parietal bones
Temporal Bones
Tempal area (Temporal='time')
Mastoid process
Bone behind ear on jaw
External Acoustic meatus
Ear hole
Zygomatic Arch (Zygomatic Process)
Arch that comes forward toward the zygomatic bone
Styloid Process
Stylus looking bone that sticks out
Jugular foramen
Next biggest holes (one on each side) irregular looking hole where jugular vain runs through
Mandibular fossa
Depression where the jaw joints sit (Fossa='depression')
Petrous
Part of temporal bone; ridgid part of temporal bone
Zygomatic Bone
Cheek Bone
Maxilla Bone
Front of face
Alveolar margins
Sockets teeth fit in
Palatine process
front part of the roof of the mouth
nasal concha
curly bones in nasal cavity (2 on each side)
Palatine Bone
Pallet/Roof of the mouth
Vomer Bone
Bottom part of the nose that separates the 2 nostrels
Nasals
Nose Bones
Lacrimal Bones
Lacrimal='tears'; bones of inner orbital area (tear duct area)
Nasolacrimal Canal
Hole where tears drain to the nose
Sphenoid Bone
Holds everything together (Bat or Butterfly Bone)
Optic Foramen
Small rounded holes in eye sockets w/smooth edges; optic nerves run through these holes (nerves make an "X")
Sella turcica
Depression in middle of sphenoid where petuitary gland lives
Ethmoid Bone
??
Cribriform plate
Depression full of holes where smell nerves
Crista Galli
Ridge of bone between the 2 cribriform plates
Perpendicular plate
Top part of bone that splits nasal passage in half
Nasal concha
curly bones in the nasal cavity (2 on each side)
Mandible bone
Jaw Bone
Alveolar Margin (of the mandible)
Sockets your teeth fit into
Body (of the mandible)
Front Part
Mental Foramen (of the mandible)
Hole in Chin
Angle (of the mandible)
Angle of jaw
Ramus (of the mandible)
Back parts of jaw
Coronoid process (of the mandible)
front part
mandibular condyle
back part; part of jaw joint
Paranasal Sinuses
Mucosa-lined, air-filled spaces
Frontal,Maxillary, Sphenoid, Ethmoid
Frontal sinuses
Behind Forehead
Maxillary sinuses
Behind Cheeks
Sphenoid sinuses
behind ethmoid sinus (behind eyes)
ethmoid sinuses
behind eyes
Fetal Skull
Anterior (frontal) Fontanel
"Soft Spot" on top of the head
Fetal Skull
Posterior (occipital) Fontanel
(Soft sopt) Between parietal bones & occipital bones
Fetal Skull
Anterolateral (sphenoid) Fontanel
(soft sopt) Side of head
Fetal Skull sutures
Frontal
Coronal
Sagittal
Lambdoid
Squamous
The Lacrimal Bones are located...
a) in the inner orbital area (tearduct area)
b) the bottom part of the nose that splits the nasal passage in half
c) the roof of the mouth
d) top part of the nose that splits the nasal passage in half
What is the cheek bone called?
Zygomatic Bone
What is the part of the spine between the lumbar vertebrae and the coccyx called?
sacrum
What is the tailbone called?
a) sacrum
b) lumbar
c) coccyx
d) cervical
coccyx
How many thoracic vertebrae are there?
a) 7
b) 5
c) 12
d) 4
12
What is the largest of the 3 types of vertebrae?
a) lumbar vertebrae
b) cervical vertebrae
c) thoracic vertebrae
lumbar vertebrae
What is the suture found only on the fetal skull?
a) coronal
b) sagittal
c) lambdoid
d) frontal
e) squamous
frontal
What are the two parts of the Sphenoid Bone (Bat or Butterfly bone)?
a) styloid process, zygomatic arch
b) alveolar margins, palatine process
c) foramen magnum, lambdoid suture
d) optic foramen, sella turcica
optic foramen, sella turcica
What skull suture divides the parietal bones and the temporal bones?
a) sagittal suture
b) squamous suture
c) coronal suture
d) lambdoid suture
squamous suture
The sagittal suture separates which two bones of the skull?
a) parietal bones
b) occipital bone
c) temporal bones
d) frontal bone
Parietal bones
What part of the skull covers the back/under side of the skull?
a) temporal bones
b) parietal bones
c) occipital bone
d) frontal bone
Occipital bone
What is the name of the second cervical vertebrae?
a) Atlas
b) Axis
Axis
What is the name of the first cervical vertebrae?
a) Axis
b) Atlas
Atlas
Which are the top 7 vertebrae?
a) Thoracic vertebrae
b) lumbar vertebrae
c) cervical vertebrae
d) sacrum