[MT] Digestive System part 1 - Oral Cavity

what tissue is the oral cavity?

stratified squamous epithelium with keratinized cells

in the oral cavity, ___________________ layers resists damage from abrasion

keratinized cell

In the oral cavity there is increase keratinized cell in the _______________ on the __________ and __________

masticatory mucosa

gingiva

hard palate

Most of the digestive tract is lined by __________________ but the oral cavity is an exceptions

contain well-developed core of striated muscle to make it highly mobile for ingestion, speech, and other forms of communication

lips or labia

Aids in phonetics and communication.

Helps in chewing and swallowing.

lips or labia

Manipulates ingested material during mastication and swallowing

TONGUE

Helps direct food toward the middle of the oral cavity to ensure proper swallowing.

TONGUE

What are the 4 type of lingual papillae?

filiform papillae

fungiform papillae

follate papillae

vallate

What type of lingual papillae is this: heavily keratinized, covering most of the top surface of the human tongue

Filiform papillae

What type of lingual papillae is this: Provides a rough texture to aid in food manipulation.

Filiform papillae

What type of lingual papillae is this: the largest papillae

vallate papillae

how many vallate papillae are aligned in front of the terminal sulcus?

8-12

What type of lingual papillae is this: contains numerous taste buds

vallate papillae

What type of lingual papillae is this: are ridge-like on the sides. Are the best developed in young children

Foliate papillae

What type of lingual papillae is this: less keratinized thean filiform, scattered across the tongue's surface

Fungiform papillae

Are ovoid structures mostly on the sides of fungiform and circumvallate papillae, which sample the general chemical composition of ingested food

TASTE BUDS

taste buds are present in all lingual papillae except ___

filiform

what strcuture in the taste buds are responsible for detecting the chemical composition of food?

ovoid structures

Essential for gustatory function (taste perception).

TASTE BUDS

in adut human there are how many permanent teeth?

32

for each quadrant how many teeth is there?

8

if each quadrant of the teeth had 8 teeth, how many is the incisors?

2

if each quadrant of the teeth had 8 teeth, how many is the canine

1

if each quadrant of the teeth had 8 teeth, how many is the premolars

2

if each quadrant of the teeth had 8 teeth, how many is the permanent molars

3

the crown of the teeth is covered by hard acellular enamel called __________

cementum

what is a bulk of a tooth composed of calcified material?

dentin

what is a highly vascular and well-innervated?

dental pulp

in root canal procedure what does it target to remove infections?

pulp

what bacteria is the cause of pharyngitis and tonsillitis/

streptococcus pyogenes

what is a white exudate on the tongue's dorsal surface, is due to yeast (candida albicans) infection and usually affects neonates or immunocompromised patients?

oral thrush