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M1 - Normal Development > AnaPhy of Articulation > Flashcards

AnaPhy of Articulation Flashcards

1
Q

Two types of articulators

A

Mobile and Immobile

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2
Q

Examples of Mobile Articulators

A

Tongue
Mandible
Soft Palate
Lips
Cheeks
Larynx & Hyoid bone

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3
Q

Examples of Immobile Articulators

A

Alveolar ridge
Hard Palate
Teeth

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4
Q

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

A

Alveolar ridge

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5
Q

Largest mobile articulator

Function: Creation of bolus for swallowing and Sensation

A

Tongue

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6
Q

Parts of the tongue

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

A

Dorsum

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7
Q

Parts of the tongue

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

A

Base

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8
Q

Parts of the tongue

Thinnest and narrowest part of the tongue

A

Tip / Apex

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9
Q

Parts of the tongue

Band of tissue that connects the tongue to the mandible

A

Lingual frenulum

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10
Q

LF is too short, needs surgical correction

A

Ankyloglossia

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11
Q

Parts of the tongue

Lingual frenulum is too short, needs surgical correction

A

Ankyloglossia

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12
Q

Parts of the tongue

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

A

Sublingual folds

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13
Q

Parts of the tongue

Directly connected/attached to the mandible

A

Root

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14
Q

Both origin and insertion are within the tongue

Responsible for rapid, delicate movements for speech

CLUE: She Is Very Tall

A

Intrinsic Muscles

Superior Longitudinal
Inferior Longitudinal
Vertical
Transverse

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15
Q

Innervation of Intrinsic and Extrinsic Tongue Muscles (except Palatoglossus)

A

CN 12 (Hypoglossal)

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16
Q

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

A

Extrinsic Muscles

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

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17
Q

Innervation of Palatoglossus

A

CN 10, 11 (Pharyngeal Plexus)

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18
Q

Houses lower teeth and forms floor of the mouth

Functions:
Opening & closing of mouth
Chewing food

A

Mandible

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19
Q

Muscles of mastication that elevates and protrudes the tongue

CLUE: More Tea Less Milk

A

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

20
Q

Muscles of mastication that depresses the tongue

CLUE: More Good Drinks Please

A

Mylohyoid
Geniohyoid
Digastricus Anterior
Digastricus Posterior
Platysma

21
Q

Innervation of all mandibular muscles for elevation and protrusion

A

CN V3 (Mandibular Branch)

22
Q

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

Main function:
Chewing
Helps produce speech sounds

A

Teeth

23
Q

What is the function of the different types of teeth?

Incisors –
Canine –
Molars –

A

cutting, tearing, and grinding

24
Q

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

A

5 and 9 months of age

25
Q

The permanent arch emerges between __ and __ years

A

6 and 9 years

26
Q

Babies have __ deciduous teeth; adults have __ teeth

A

Babies - 20
Adults - 32

27
Q

What class of Teeth Malocclusion is normal?

A

Class I

28
Q

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

A

Class II

29
Q

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

A

Class III

30
Q

Bony roof of the mouth and floor of nose

A

Hard Palate

31
Q

Part of the hard palate that houses incisors

A

Premaxilla

32
Q

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

A

Premaxillary Suture

33
Q

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

A

Intermaxillary Suture

34
Q

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

A

Alveolar Process

35
Q

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

A

CN 7 (Facial)

36
Q

Lift upper lip; lifts the wing of the nostril(s)

CLUE: (N)ever Let Minors Make Risotto. Always Let Mom

A

Levator Labii Superioris Alaque (N)asi

37
Q

Constricts the oral opening
Puckers lips

A

Orbicularis oris

38
Q

“Lifter of the upper lip”

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

A

Levator Labii Superioris

39
Q

Origin at the zygomatic bone ; elevates the upper lip

CLUE: Never Let (M)inors Make Risotto. Always Let Mom

A

Zygomaticus Minor

40
Q

Elevates angle of mouth

CLUE: Never Let Minors (M)ake Risotto. Always Let Mom

A

Zygomaticus Major

41
Q

Retracts lips at corners

CLUE: Never Let Minors Make (R)isotto. Always Let Mom

**Think about joker

A

Risorius

42
Q

Depresses corners of mouth
Compresses upper & lower lip

CLUE: Never Let Minors Make Risotto. (A)lways Let Mom

A

Depressor Anguli Oris

43
Q

Pulls lips down

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

A

Depressor Labii Inferioris

44
Q

Pulls lower lip, wrinkles chin

CLUE: Never Let Minors Make Risotto. Always Let (M)om

A

Mentalis

45
Q

Deeper Facial Muscles:
Draws corner of mouth upward

A

Levator Anguli Oris

46
Q

Deeper Facial Muscles:
Moves food to molars for grinding

CLUE: (B)iting (u)r (c)heek

A

Buccinator

M1 - Normal Development (6 decks)

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