AnaPhy of Articulation

Question 1

Two types of articulators

Answer 1

Mobile and Immobile

Question 2

Examples of Mobile Articulators

Answer 2

Tongue
Mandible
Soft Palate
Lips
Cheeks
Larynx & Hyoid bone

Question 3

Examples of Immobile Articulators

Answer 3

Alveolar ridge
Hard Palate
Teeth

Question 4

Structure that comes in contact with the tip/blade of the tongue to produce alveolar consonants

Answer 4

Alveolar ridge

Question 5

Largest mobile articulator

Function: Creation of bolus for swallowing and Sensation

Answer 5

Tongue

Question 6

Parts of the tongue

Superior-most portion
Resides within the oral portion
Makes up about ⅔ of the tongue

Answer 6

Dorsum

Question 7

Parts of the tongue

⅓ of the tongue is within the pharyngeal portion
Resides in the oropharynx

Answer 7

Base

Question 8

Parts of the tongue

Thinnest and narrowest part of the tongue

Answer 8

Tip / Apex

Question 9

Parts of the tongue

Band of tissue that connects the tongue to the mandible

Answer 9

Lingual frenulum

Question 10

LF is too short, needs surgical correction

Answer 10

Ankyloglossia

Question 11

Parts of the tongue

Lingual frenulum is too short, needs surgical correction

Answer 11

Ankyloglossia

Question 12

Parts of the tongue

Lateral to the LF
Where the ducts of our salivary glands are located

Answer 12

Sublingual folds

Question 13

Parts of the tongue

Directly connected/attached to the mandible

Answer 13

Root

Question 14

Both origin and insertion are within the tongue

Responsible for rapid, delicate movements for speech

CLUE: She Is Very Tall

Answer 14

Intrinsic Muscles

Superior Longitudinal
Inferior Longitudinal
Vertical
Transverse

Question 15

Innervation of Intrinsic and Extrinsic Tongue Muscles (except Palatoglossus)

Answer 15

CN 12 (Hypoglossal)

Question 16

Set the general posture/ position for articulation

Only one attachment is within the tongue

Moves tongue as a unit

Name: origin outside the tongue + “glossus”

CLUE: Girls Have Stylish Purses

Answer 16

Extrinsic Muscles

Genioglossus muscle
Hyoglossus muscle
Styloglossus muscle
Chondroglossus muscle - often considered as a part of the hyoglossus
Palatoglossus muscle

Question 17

Innervation of Palatoglossus

Answer 17

CN 10, 11 (Pharyngeal Plexus)

Question 18

Houses lower teeth and forms floor of the mouth

Functions:
Opening & closing of mouth
Chewing food

Answer 18

Mandible

Question 19

Muscles of mastication that elevates and protrudes the tongue

CLUE: More Tea Less Milk

Answer 19

Masseter (E)
Temporalis (E)
Lateral Pterygoid (P)
Medial Pterygoid (E)

Question 20

Muscles of mastication that depresses the tongue

CLUE: More Good Drinks Please

Answer 20

Mylohyoid
Geniohyoid
Digastricus Anterior
Digastricus Posterior
Platysma

Question 21

Innervation of all mandibular muscles for elevation and protrusion

Answer 21

CN V3 (Mandibular Branch)

Question 22

Lower dental arch is part of the mandible, upper dental arch is part of the maxillary

Main function:
Chewing
Helps produce speech sounds

Answer 22

Teeth

Question 23

What is the function of the different types of teeth?

Incisors –
Canine –
Molars –

Answer 23

cutting, tearing, and grinding

Question 24

Clinical eruption of the deciduous arch begins between __ and __ months of age

Answer 24

5 and 9 months of age

Question 25

The permanent arch emerges between __ and __ years

Answer 25

6 and 9 years

Question 26

Babies have __ deciduous teeth; adults have __ teeth

Answer 26

Babies - 20 Adults - 32

Question 27

What class of Teeth Malocclusion is normal?

Answer 27

Class I

Question 28

Which class of teeth malocclusion is it when the mandibular molars are retracted?

Answer 28

Class II

Question 29

Which class of teeth malocclusion is it when the mandibular molars are advanced beyond maxillary?

Answer 29

Class III

Question 30

Bony roof of the mouth and floor of nose

Answer 30

Hard Palate

Question 31

Part of the hard palate that houses incisors

Answer 31

Premaxilla

Question 32

Part of the hard palate that is included if a person has cleft lip

Answer 32

Premaxillary Suture

Question 33

Part of the hard palate that is included if a person has cleft of the hard palate

Answer 33

Intermaxillary Suture

Question 34

Part of the hard palate that houses molar, cuspid, bicuspid teeth

Answer 34

Alveolar Process

Question 35

All muscles of the face are innervated by what cranial nerve?

Answer 35

CN 7 (Facial)

Question 36

Lift upper lip; lifts the wing of the nostril(s) CLUE: (N)ever Let Minors Make Risotto. Always Let Mom

Answer 36

Levator Labii Superioris Alaque (N)asi

Question 37

Constricts the oral opening Puckers lips

Answer 37

Orbicularis oris

Question 38

"Lifter of the upper lip" CLUE: Never (L)et Minors Make Risotto. Always Let Mom

Answer 38

Levator Labii Superioris

Question 39

Origin at the zygomatic bone ; elevates the upper lip CLUE: Never Let (M)inors Make Risotto. Always Let Mom

Answer 39

Zygomaticus Minor

Question 40

Elevates angle of mouth CLUE: Never Let Minors (M)ake Risotto. Always Let Mom

Answer 40

Zygomaticus Major

Question 41

Retracts lips at corners CLUE: Never Let Minors Make (R)isotto. Always Let Mom **Think about joker

Answer 41

Risorius

Question 42

Depresses corners of mouth Compresses upper & lower lip CLUE: Never Let Minors Make Risotto. (A)lways Let Mom

Answer 42

Depressor Anguli Oris

Question 43

Pulls lips down CLUE: Never Let Minors Make Risotto. Always (L)et Mom

Answer 43

Depressor Labii Inferioris

Question 44

Pulls lower lip, wrinkles chin CLUE: Never Let Minors Make Risotto. Always Let (M)om

Answer 44

Mentalis

Question 45

Deeper Facial Muscles: Draws corner of mouth upward

Answer 45

Levator Anguli Oris

Question 46

Deeper Facial Muscles: Moves food to molars for grinding CLUE: (B)iting (u)r (c)heek

Answer 46

Buccinator