Orofacial II test 1 Questions with Detailed Verified
Answers
skull is composed of __ bones Ans: ✓ ✓ ✓ 22
general term for any prominence = Ans: ✓ ✓ ✓ process
articulation = Ans: ✓ ✓ ✓ area of the skeleton where the bones are joined to each other
what are the 2 categories of skull bones? Ans: ✓ ✓ ✓ neurocranium, and viscerocranium
how many neurocranium bones ? Ans: ✓ ✓ ✓ 8
how many viscerocranium bones? Ans: ✓ ✓ ✓ 14
foramen ovale - large anterior oval opening of the sphenoid bone for the fifth cranial nerve AKA
_______ ? Ans: ✓ ✓ ✓ trigeminal nerve
foramen spinosum = Ans: ✓ ✓ ✓ smaller and more posterior opening which carries the middle
meningeal artery into the cranial cavity
foramen lacerum = Ans: ✓ ✓ ✓ large irregularly shaped which is filled with cartilage
coronal suture = Ans: ✓ ✓ ✓ articulation between frontal and parietal bones
lambdoidal suture = Ans: ✓ ✓ ✓ articulation between parietal and occipital bones
squamosal suture = Ans: ✓ ✓ ✓ articulation between temporal and parietal bones
supraorbital ridges = Ans: ✓ ✓ ✓ curved bony elevations superior to orbits and right below the
eyebrows
supraorbital notch = Ans: ✓ ✓ ✓ located on the medial portion of the ridge and is where the
supraorbital artery and nerve travel from the orbit to the forehead
glabella = Ans: ✓ ✓ ✓ smooth elevated area between the eyebrows
© Get it right 2025 Getaway - Stuvia US All rights reserved
, Click here for more: Scholars nexus
frontal eminence = Ans: ✓ ✓ ✓ prominence of the forehead typically more pronounced in childen
and adult females
zygomatic process of the frontal bone = Ans: ✓ ✓ ✓ projection lateral to the orbital surface
lacrimal fossa = Ans: ✓ ✓ ✓ smooth, more deep concave depression on the lacrimal bone, forms
the medial wall of the orbital cavity
Parietal bones = Ans: ✓ ✓ ✓ paired cranial bones
parietal bones articulate with each other at the Ans: ✓ ✓ ✓ sagittal suture
temporal bones = Ans: ✓ ✓ ✓ serves as an attachment for the strongest chewing muscles
3 portions of temporal bones = Ans: ✓ ✓ ✓ squamous, tympanic, petrous
squamous = Ans: ✓ ✓ ✓ large fan-shaped, flat
tympanic = Ans: ✓ ✓ ✓ small irregularly shaped, forms most of the external acoustic meatus
petrous = Ans: ✓ ✓ ✓ inferiorly located and helps form the cranial floor* not visible
mastoid process = Ans: ✓ ✓ ✓ serves as the site for attachment of the large muscles of the neck
such as the sternocleidomastoid muscle
styloid process = Ans: ✓ ✓ ✓ serves for the attachment of the tongue and pharyngeal muscles and
ligaments
carotid canal = Ans: ✓ ✓ ✓ large circular aperture which ascends at first vertically and then making
a bend, runs horizontally forward and medial ward, transmits into the cranium the internal carotid
artery and carotid plexus of nerves
sphenoid bone = Ans: ✓ ✓ ✓ helps connect the cranial skeleton to the facial skeleton
body of sphenoid contains Ans: ✓ ✓ ✓ paired paranasal sinuses, aka sphenoidal sinuses
3 paired processes of the sphenoid = Ans: ✓ ✓ ✓ lesser wing, greater wing, pterygoid process
ethmoid bone = Ans: ✓ ✓ ✓ 2 unpaired plates (midline vertical perpendicular plate, the horizontal
cribriform plate)
vomer = Ans: ✓ ✓ ✓ forms the posterior of the nasal septum, has no muscle attachments
© Get it right 2025 Getaway - Stuvia US All rights reserved