Deck 8: Oral Cavity

Question 1

What are the two divisions of the mouth?

Answer 1

Oral vestibule and oral cavity

Question 2

What are the subdivisions of the oral vestibule?

Answer 2

Buccal vestibule and labial vestibule

Question 3

What name is given to the V-shaped depressions at the superior and inferior limits of the oral vestibule?

Answer 3

Vestibular fornix, mucobuccal fold

Question 4

Discuss the major subdivisions of the gingiva, and state their locations.

Question 5

What three parts compose the alveolar processes of the mandible and maxillary bone?

Question 6

What two muscles form the floor of the mouth?

Question 7

Which cranial nerve innervates all muscles of the tongue except the palatoglossus muscle?

Question 8

Small salivary glands within the mouth produce 95% of saliva used to moisten food and initiate digestion.

Question 9

The lining mucosa of the cheek wall is normally composed of keratinized epithelium.

Question 10

The inner and outer cortical plates of the alveolar process do not separate individual teeth.

Question 11

The pterygomandibular fold and pterytemporal depression lie lateral to the mandibular ramus.

Question 12

Deciduous incisors and canines are replaced by permanent first and second molars in the adult.

Question 13

Spongiosa is more prevalent in molar teeth than incisor teeth.

Question 14

The secondary palate is formed by the fusion of the palatine bones during development.

Question 15

The ____________________ is the space between the teeth and the lips.

Question 16

The ____________________ is a fold of mucosa that attaches the lips to either the mandible or the maxilla.

Question 17

Remnants of sebaceous glands that open into the oral cavity are known as ____________________.

Question 18

Blood vessels, nerves, and lymphatics that supply a tooth enter the ____________________ at the apex of each root.

Question 19

Any exposed portion of a tooth in the oral cavity is referred to as the ____________________.

Question 20

The roof of the oral cavity is formed by the ____________________.

Question 21

The ____________________ refers to the region between the tongue and the floor of the mouth.

Question 22

The triangular-shaped region between the mandible and the pterygomandibular fold is known as the ____________________.

Question 23

The ____________________ is a dense layer of connective tissue that attaches the teeth to the bones of the jaw.

Question 24

The ____________________ is the space between the teeth and the cheek walls.

Question 25

Connective tissue found in the interior of the pulp chamber of a tooth is called ____________________.

Question 26

Which of the following statements regarding general features of teeth is incorrect?

A) Children have 10 deciduous teeth each on the maxillary and mandibular arches.
B) Deciduous molars are replaced by the first, second, and third permanent molars in the adult.
C) Each dental arch is divided into two parts, creating four quadrants.
D) The adult molars develop independently from the deciduous teeth.
E) Each quadrant of a child's dental arch contains two incisors, one canine tooth, and two molar teeth.

Question 27

Which surfaces of the posterior teeth make contact when the mouth is closed during mastication?

A) Mesial
B) Palatal
C) Lingual
D) Facial
E) Occlusal

Question 28

Which part of the alveolar process is covered by the attached gingiva?

A) Cortical plate
B) Spongiosa
C) Trabeculae
D) Interdental septum
E) Alveolar bone proper

Question 29

The root of a tooth is directly surrounded by which of the following structures?

A) Spongiosa
B) Inner cortical plate
C) Alveolar bone proper
D) Outer cortical plate
E) Trabeculae

Question 30

A dental clinician would deposit anesthetic into which of the following features to anesthetize the mucosa of the anterior hard palate?

A) Transverse palatine folds
B) Palatine raphe
C) Alveolingual sulcus
D) Incisive papilla
E) Mucogingival line

Question 31

Which of the following muscles functions to broaden the tongue?

A) Inferior longitudinal
B) Transverse
C) Styloglossus
D) Superior longitudinal
E) Vertical

Question 32

The tongue is attached to the floor of the mouth by the

A) lingual frenulum.
B) sublingual caruncle.
C) sublingual fold.
D) terminal sulcus.
E) alveolingual sulcus.

Question 33

All of the following muscles are innervated by the twelfth cranial nerve, the hypoglossal nerve, except the

A) palatoglossus.
B) styloglossus.
C) genioglossus.
D) hyoglossus.
E) intrinsic muscles of the tongue.

Question 34

Which of the following structures represents the termination of the soft palate?

A) Palatoglossal folds
B) Palatine tonsils
C) Palatopharyngeal folds
D) Uvula
E) Sulcus terminalis

Question 35

Which of the following muscles is not attached to the mandible?

A) Geniohyoid
B) Hyoglossus
C) Mylohyoid
D) Digastric
E) Genioglossus

Question 36

Which of the following structures is located posterior to the sulcus terminalis (terminal sulcus) of the tongue?

A) Fungiform papillae
B) Vallate papillae
C) Lingual tonsils
D) Filliform papillae
E) Taste buds

Question 37

Which of the following is not a feature of the structures that form the boundary of the oral vestibule?

A) Linea alba
B) Pterygotemporal depression
C) Fordyce spots
D) Buccal glands
E) Parotid papilla

Question 38

Which of the following is located in the oral cavity?

A) Lingual tonsil
B) Uvula
C) Palatoglossal fold
D) Sublingual fold
E) Labial frenulum

Question 39

Elevation and retraction of the tongue are accomplished by which of the following muscles?

A) Geniohyoid
B) Hyoglossus
C) Genioglossus
D) Mylohyoid
E) Styloglossus

Question 40

Which of the following are components of the anatomical crown of a tooth? (Select all that apply.)

A) Coronal pulp
B) Cementum
C) Enamel
D) Periodontal ligament
E) Dentin

Question 41

Alveolar processes of bone surrounding the teeth consist of which of the following parts? (Select all that apply.)

A) Inner cortical plate
B) Spongiosa
C) Enamel
D) Cribriform bone
E) Dentin

Question 42

The interdental septum is composed of which of the following structures? (Select all that apply.)

A) Alveolar bone proper
B) Outer cortical plate
C) Spongiosa
D) Inner cortical plate
E) Enamel

Question 43

Which of the following muscles are extrinsic muscles of the tongue? (Select all that apply.)

A) Superior longitudinal
B) Genioglossus
C) Hyoglossus
D) Styloglossus
E) Transverse

Question 44

The interradicular septum is composed of which of the following structures? (Select all that apply.)

A) Outer cortical plate
B) Alveolar bone proper
C) Cementum
D) Inner cortical plate
E) Spongiosa

Question 45

Which of the following muscles attach to the pterygomandibular raphe? (Select all that apply.)

A) Anterior belly of the digastric
B) Styloglossus
C) Buccinator
D) Hyoglossus
E) Superior pharyngeal constrictor

Question 46

Which of the following muscles originates from the mental spine? (Select all that apply.)

A) Genioglossus
B) Styloglossus
C) Geniohyoid
D) Mylohyoid
E) Hyoglossus

Question 47

Muscles involved in curling the tongue include the (select all that apply)

A) transverse muscles.
B) superior longitudinal muscles.
C) hyoglossus muscle.
D) inferior longitudinal muscles.
E) vertical muscles

Question 48

Match the term with its correct description.

-Gingiva located between contact points of adjacent teeth

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 49

Match the term with its correct description.

-Connective tissue support of a tooth

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 50

Match the term with its correct description.

-Attaches teeth to the bone of the jaw

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 51

Match the term with its correct description.

-Movable margin of the gingiva

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 52

Match the term with its correct description.

-Separates multiple roots of a tooth

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 53

Match the term with its correct description.

-Fleshy elevation posterior to the central incisors

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 54

Match the term with its correct description.

-Tent-shaped gingiva between adjacent teeth

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 55

Match the term with its correct description.

-Surface directed toward the anterior midline of the jaw

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 56

Match the term with its correct description.

-Mineralized, noncellular component of a tooth

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 57

Match the term with its correct description.

-Covers the surface of a tooth root

A) Free gingiva
B) Interradicular septum
C) Incisive papilla
D) Col
E) Interdental papilla
F) Palatine raphe
G) Palatal
H) Periodontium
I) Enamel
J) Incisal
K) Interdental septum
L) Sulcular gingiva
M) Dentin
N) Alveolar bone proper
O) Cementum
P) Mesial
Q) Periodontal ligament

Question 58

Match the term with its correct description. An answer may be used once, more than once, or not at all. More than one answer may apply.

-Separates the body and root of the tongue

A) Terminal sulcus
B) Vallate papillae
C) Filiform papillae
D) Fungiform papillae
E) Foliate papillae
F) Median sulcus
G) Lingual tonsils

Question 59

Match the term with its correct description. An answer may be used once, more than once, or not at all. More than one answer may apply.

-Contain taste buds

A) Terminal sulcus
B) Vallate papillae
C) Filiform papillae
D) Fungiform papillae
E) Foliate papillae
F) Median sulcus
G) Lingual tonsils

Question 60

Match the term with its correct description. An answer may be used once, more than once, or not at all. More than one answer may apply.

-Assist in formation of a food bolus

A) Terminal sulcus
B) Vallate papillae
C) Filiform papillae
D) Fungiform papillae
E) Foliate papillae
F) Median sulcus
G) Lingual tonsils

Question 61

Match the term with its correct description. An answer may be used once, more than once, or not at all. More than one answer may apply.

-Columnar-like folds of mucosa located on the lateral surface of the tongue

A) Terminal sulcus
B) Vallate papillae
C) Filiform papillae
D) Fungiform papillae
E) Foliate papillae
F) Median sulcus
G) Lingual tonsils

Question 62

Match the term with its correct description. An answer may be used once, more than once, or not at all. More than one answer may apply.

-Cover the posterior one-third of the tongue

A) Terminal sulcus
B) Vallate papillae
C) Filiform papillae
D) Fungiform papillae
E) Foliate papillae
F) Median sulcus
G) Lingual tonsils