UNIT 6: Mandibular sys and Trigeminal Nerve (CN V)

Question 1

The ramus of the mandible is _____ in shape; projects _____ from the _____ aspect of the body

Answer 1

quadrangular
upward
posterior

Question 2

the angle of the mandible is where the ____ and ____ meet

Answer 2

body and ramus

Question 3

the body of the mandible: ____ surface is modified into alveolar process/margin

Answer 3

upper

Question 4

the mandibular notch of the mandible is a ____ separating _____ and ______

Answer 4

depression
coronoid
condyle

Question 5

the condyle of the mandible is the ___ of the mandible and articulates w the _____

Answer 5

head
cranium

Question 6

the mandibular foramen of the mandible is in the _____ of the medial surface of the ramus, through which the _____ nerve enters

Answer 6

centre
trigeminal

Question 7

the coronoid process of the mandible is where the ____ muscle attaches

Answer 7

temporalis

Question 8

dental alveoli are

Answer 8

small sacs in which the teeth sit and are on the upper surface of the alveolar margin

Question 9

the alveolar margin …

Answer 9

bears lower teeth

Question 10

mental symphysis develops because

Answer 10

right and left halves fuse during dev and ossifies during 1st year of life

Question 11

mental foramen is where

Answer 11

trigeminal nerve exits

Question 12

mental protuberance is a

Answer 12

midline elevation

Question 13

mental spines are the site of

Answer 13

muscles attachment

Question 14

teeth are ____ components of the _____ mechanism

Answer 14

vital
speech

Question 15

teeth provide ______ _____ for speech sounds

Answer 15

articulatory surface

Question 16

the integrity of dentition is important for speech bc

Answer 16

minor deficits may arise as a result of dental abnormalities

Question 17

teeth provide the mechanism for

Answer 17

mastication

Question 18

______ of teeth is key to effective mastication

Answer 18

orientation

Question 19

jaws and teeth are important contributors to an indv’s characteristic _____ _____

Answer 19

facial structure

Question 20

edentulous elderly experience the

Answer 20

resorption of alveolar bone

Question 21

3 parts of the tooth

Answer 21

root
crown
neck

Question 22

the root is hidden beneath

Answer 22

the gingival line

Question 23

crown is the

Answer 23

visible 1/3 above gingival line

Question 24

neck is the juncture bw

Answer 24

crown and root

Question 25

enamel covers the

Answer 25

crown and overlays dentin

Question 26

pulp contains

Answer 26

the nerve supplying the tooth

Question 27

cementum is a

Answer 27

thin layer of bone holding tooth in alveolus along w the periodontal ligament

Question 28

periodontal ligament holds the

Answer 28

teeth together

Question 29

5 types of teeth

Answer 29

central incisors
lateral incisors
cuspids
bicuspids
molars

Question 30

central incisors are ____ shaped and contain ___ root

Answer 30

chisel shaped
one root

Question 31

mandibular central incisors are _____ than maxillary central incisors

Answer 31

smaller

Question 32

lower central incisors are

Answer 32

overlapped by uppers

Question 33

lateral incisors are ___ than centrals and have ____ roots than centrals

Answer 33

smaller
shorter

Question 34

cuspids are ____ to lateral incisors

Answer 34

lateral

Question 35

cuspids are

Answer 35

large, have a single point, good solid root

Question 36

upper cuspids are ____ than lower cuspids

Answer 36

larger

Question 37

bicuspids aka premolars are the

Answer 37

first and second bicuspids

Question 38

bicuspids are only found in the

Answer 38

adult arch

Question 39

bicuspids have

Answer 39

2 cusps
may have one or two roots

Question 40

the largest of all the teeth are the

Answer 40

molars

Question 41

there are ____ molars in the permanent arch

Answer 41

12

Question 42

molars have

Answer 42

large, rectangular crowns

Question 43

the first molar is the _____, the third molar (wisdom tooth) is the ____

Answer 43

largest
smallest