Landmarks

Question 1

What 8 bones make up the skull?

Answer 1

front bone
parietal bones (2)
temporal bones (2)
occipital bone
sphenoid bone
ethmoid bone

Question 2

What are the 5 main sutures of the skull?

Answer 2

sagital suture
lamboid suture
coronal suture
squamosal suture
pterion

Question 3

Name the suture that connects the parietal bones

Answer 3

sagittal suture

Question 4

name the suture that connects the parietal, temporal, occipital bones

Answer 4

lamboid suture

Question 5

name the suture that connects the frontal and parietal bones

Answer 5

coronal suture

Question 6

name the suture that connects the parietal, temporal, and sphenoid bones

Answer 6

squamosal suture

Question 7

name the suture that is “H” shaped and unites the frontal, parietal, sphenoid and temporal bones. Where is it formed?

Answer 7

Pterion
formed in the temporal fossa

Question 8

what are the 3 main cranial fossa that make up the internal base of the skull?
*this seperates the skull into 3 sections

Answer 8

anterior cranial fossa,
middle cranial fossa
posterior cranial fossa

Question 9

___ cranial fossa’s posterior border is the lesser wing of the sphenoid bone.

Answer 9

anterior cranial fossa

Question 10

____ cranial fossa’s posterior border is the petrous ridge of the temporal bone

Answer 10

middle

Question 11

what cranial fossa is the foramen magnum a part of?

Answer 11

posterior cranial fossa

Question 12

what bone makes up most of the upper part of the nasal cavity?

Answer 12

ethmoid bone

Question 13

what are the 2 major part of the ethmoid bone?

Answer 13

crista galli (pointy part)
cribriform plate (spongy part)

Question 14

what bone goes across the skull and connects it into one?

Answer 14

sphenoid bone

Question 15

the greater and lesser wings are a part of what bone?

Answer 15

sphenoid bone

Question 16

the hamulus is part of what bone landmark?

Answer 16

medial pterygoid plate

Question 17

what process is part of the sphenoid bone ?

Answer 17

pterygoid process

Question 18

what two processes are superficial/below the external auditory (acoustic) meatus?

Answer 18

mastoid process & styloid process

Question 19

what are the 14 bones that make up the facial skeleton?

Answer 19

lacrimal bones (2)
nasal bones (2)
maxillae (2)
zygomatic bones (2)
mandible (1)
palatine bones (2)
inferior nasal conchae (2)
vomer (1)

Question 20

what bone sits directly posterior to the maxilla inside the mouth? Top palate

Answer 20

palatine bones (2)

Question 21

what two bones make up the top palate of the mouth?

Answer 21

maxilla (2) and palatine (2) bones

Question 22

what is the name of the conchae within the nasal cavity?

Answer 22

inferior nasal conchae

Question 23

what process holds the teeth ?

Answer 23

alveolar process

Question 24

what process helps make up the palate?

Answer 24

palatal process

Question 25

what process is between the nasal bone & lacrimal bone?

Answer 25

frontal process

Question 26

in palatine bone, the horizontal plate helps form what? the vertical plate forms part of what wall in the nasal cavity?

Answer 26

horizontal - part of the palate vertical - lateral wall of nasal cavity

Question 27

what cranial nerve goes thru of the cribriform plate?

Answer 27

CN 1 (olfactory)

Question 28

what is the name of CN 1 ?

Answer 28

olfactory nerve

Question 29

what cranial nerve goes thru the optic canal?

Answer 29

CN II (optic)

Question 30

what is the name of CN II

Answer 30

optic nerve

Question 31

what 4 cranial nerves go through the superior orbital fissure?

Answer 31

CN III (occulomotor) CN IV (trochlear) CN VI (Abducens) V1 (ophthalmic branch of V)

Question 32

what is the name of the CN III / 3?

Answer 32

occulomotor

Question 33

what is the name of CN IV / 4?

Answer 33

Trochlear

Question 34

what is the name of CN VI / 6?

Answer 34

abducens

Question 35

what is the name of V1?

Answer 35

opthalmic branch of V

Question 36

what is the name of V2?

Answer 36

maxillary branch of V

Question 37

what is the name of V3

Answer 37

mandibular branch of V

Question 38

what is the name of CN VII / 7

Answer 38

facial

Question 39

what is the name of CN VIII / 8

Answer 39

vestibulocochlear

Question 40

what is the name of CN IX / 9

Answer 40

glossopharyngeal

Question 41

what is the name of CN X /10

Answer 41

vagus

Question 42

what is the name of CN XI / 11

Answer 42

spinal accessory

Question 43

what is the name of CN XII / 12

Answer 43

hypoglossal

Question 44

what cranial nerve goes thru the foramen rotundum?

Answer 44

V2 (maxillary branch of V)

Question 45

what cranial nerve is goes thru the foramen ovalae?

Answer 45

V3 (mandibular branch of V)

Question 46

what cranial nerves go thru the internal auditory (acoustic) meatus?

Answer 46

CN VII (facial) CN VIII (vestibulocochlear)

Question 47

what cranial nerves (3) go thru the jugular foramen?

Answer 47

CN IX (glossopharyngeal) CN X (vagus) CN XI (spinal accessory)

Question 48

what cranial nerve goes thru the hypoglossal canal?

Answer 48

CN XII (hypoglossal)

Question 49

what cranial nerve goes thru the foramen magnum?

Answer 49

CN XI (spinal accessory)

Question 50

what 3 foramen are visible on the front of the face?

Answer 50

supraorbital foramen infraorbital foramen mental foramen

Question 51

what bone is anterior to the vomer Bone? (think at the beginning or very front of nasal cavity)

Answer 51

anterior nasal spine

Question 52

what two bones make up the zygomatic arch?

Answer 52

zygomatic bone & temporal bone

Question 53

the pterygoid process is part of what bone?

Answer 53

sphenoid bone

Question 54

what are the 3 main parts of the pterygoid process?

Answer 54

plates (later and medial) pterygoid hamulus pterygoid fossa

Question 55

what foramen is part of the maxilla portion of the palate (inside mouth)

Answer 55

incisive foramen