Oral Cavity: Basics Flashcards Preview

Gross Anatomy II Exam I > Oral Cavity: Basics > Flashcards

Flashcards in Oral Cavity: Basics Deck (19):
1

What forms the roof of the oral cavity?

The palette (both hard and soft)

2

What froms the floor of the oral cavity?

The tongue and oral mucossa

3

What supports the floor of the orl cavity?

The mylohyoid and geniohyoid muscles

4

What forms the posterior boundry of the oral cavity?

The oropharyngeal isthmus

5

What is the line of demarcation between the oral cavity and oropharyngeal isthmus?

Palatoglossal arch

6

What is the opening of the oral cavity where the food will pass through on its way to the esophagus?

Oropharyngeal isthmus

7

What makes up the anterior and lateral boundaries of the oral cavity?

the lips and cheeks

8

What are the two parts of the oral cavity?

1) Oral vestibule
2) Oral cavity proper

9

What is the part of the oral cavity that lies outside of the teeth row?

Oral vestibule

10

What are the opening to the oral vestible?

1) labial glands
2) praortid duct

11

what are the labial glands?

small salivary glands

12

Where does the parotid duct open to?

lateral to the maxillary 2nd molar within the vestibule

13

T/F: The lips are two muscular folds that are bound to the opening of the mouth?

False: they are classified as MUSCULOFIBROUS

14

What is it called when the philtrum of the upper lip does not fuse?

Cleft Lip

15

What is the median groove seen externally that extends from the nose to the vermilion boarder of the upper lip?

Philtrum

16

What is the vermilion boarder of the lip?

Where the labial (lip) mucossal tissue meets the skin of the face

17

Each lip (both upper and lower) are connected to teh corresponding gum by a medial fold called what?

The Frenulum (one for each lip, upper and lower)

18

What is located within the lips?

1) Obicularis oris muscle
2) Labial glnads

19

What is contained within the cheeks?

1) buccinator muscle
2) buccal glands