Oral Histology Test

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Oral Histology Test

1 / 60

ទីតាំងរបស់ Palatine tonsil គឺៈ

a. នៅលើ Pharynx

b. ចន្លោះ anterior pillar and posterior pillar

c. នៅលើ Palate

d. នៅលើ Larynx

2 / 60

Basement membrane នៅចន្លោះ

a. Epithelium and lamina propria

b. Epithelium and submucosa

c. Epithelium and Bone

d. Lamina propria and submucosa

3 / 60

Inflammation of the lips is refered to as?

a. Vincent angina

b. Glossitis migrican

c. Stomatitis

d. Cheilitis

4 / 60

What do your tonsils and adenoids do:

a. They don’t do anything

b. They help your nose with the sense of smell

c. All the answers in this question are incorrect

d. They are part of your immune system

5 / 60

Hyperplasia គឺជា៖

a. Decrease in size of an organ

b. Increase in cell number of an organ or tissue

c. Decrease in cell number of an organ

d. Increase in size of an organ or tissue

6 / 60

Acantholysis គឺជាៈ

a. Swelling in intracellular space destroying desmosome in stratum spinosum cells

b. Destroying desmosome in stratum granulosome cells

c. Destroying desmosome in stratum spinosum cells

d. Destroying desmosome in stratum basal cells

7 / 60

The high level clear cell present in the oral epithelium is?

a. Langerhans cell

b. Merkel cell

c. Melanocyte

d. Lymphocyte

8 / 60

The most common cell in connective tissue proper is the?

a. Fibroblast

b. Macrophage

c. Mast cell

d. Lymphocyte

9 / 60

The papillae lined up in the back of the tongue are called:

a. Fungiform

b. Filliform

c. Circumvallate

d. Foliate

10 / 60

Lamina densa of the gingival basement membrane is rich in?

a. Type III collagen

b. Type IV collagen

c. Type I and II collagen

d. Type I collagen

11 / 60

The parotid gland opens :

a. On the floor of the mouth

b. At the side of the lingual frenum

c. At the caruncular

d. On the buccal mucosa opposite the maxillary second molar

12 / 60

The structure of the oral mucosa is:

a. Mucosa & submucosa.

b. Epithelium, lamina propria and muscular layer.

c. Epithelium and basement membrane.

d. Epithelium, lamina propria and basement membrane.

13 / 60

Keratohyalin is found in the?

a. Stratum granulosum

b. Stratum reticularis

c. Hyalin cartilage

d. Stratum corneum

14 / 60

The floor of the mouth is lined by:

a. Specialized mucosa.

b. Masticatory mucosa.

c. Linning mucosa loosely attached.

d. Linning mucosa firmly attached.

15 / 60

Cornified layer មាននៅក្នុងៈ

a. Keratinized epithelium

b. Nonkeratinized epithelium

c. Parakeratinized epithelium

d. Orthokeratinized epithelium

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Which is not true about taste buds:

a. Nerve fibers end in contact with the sensory cells in the taste buds.

b. The supporting cells of a taste bud carry taste hairs.

c. 10 to 20 neuroepithelial cells are the receptors of taste stimuli in a taste bud.

d. Taste buds extend from the basal lamina to the surface of epithelium.

17 / 60

Striated duct is:

a. a duct from a submandibular gland

b. a duct from a salivery gland

c. a duct from a system duct

d. a duct from intercalated ducts

18 / 60

Masticatory mucosa has:

a. Elastic fibers in its blood vessels wall.

b. No connective tissue papillae.

c. Elastic fibers in its lamina propria.

d. Stratum corneum.

19 / 60

Tonsils are on the back of the throat.Where are the adenoids located:

a. Under the tongue

b. In the ears

c. Behind the nose and roof of the mouth

d. All the answers in this question are incorrect

20 / 60

Which these may be a symptom of tonsillitis:

a. Swollen lymph nodes in the neck

b. Fever

c. Sore throat

d. Bad breath

e. All the answers in this question are correct

21 / 60

Excretory duct is

a. a duct from a sublimgual gland

b. a duct from a parotide gland

c. a duct from a striated ducts

d. a duct from a submandibular gland

22 / 60

Glands emptying the circumvalate trough are the:

a. Serous glands.

b. Mucous and serous mixed glands.

c. Glands of Nuhn.

d. Mucous glands.

23 / 60

Keratohyaline granules in epithelial cells of keratinized mucosa are associated with:

a. Stratum granulosum.

b. The tonofilaments.

c. Basal cell layer.

d. Prickle cell layer.

24 / 60

Parasites are types of:

a. Nonpathogenic bacteria

b. Pathogenic bacteria

c. Pathogenic virus

d. Disease

25 / 60

Color of the normal gingiva is?

a. Pink

b. All the answers in this question are incorrect

c. Coral pink

d. Red

26 / 60

Sulcular epithelium is formed of:

a. Orthokeratinized stratified squamous epithelium.

b. Columnar epithelium.

c. Nonkeratinized stratified squamous epithelium.

d. Parakeratinized stratified squamous epithelium.

27 / 60

Most cases of tonsillitis occur in which age group:

a. 10 and under

b. 40 to 65

c. 11 to 21

d. 21 to 40

28 / 60

The mucosa of the dorsal surface of the tongue is:

a. Spesialized mucosa.

b. Masticatory mucosa.

c. Smooth surface.

d. Linning mucosa.

29 / 60

ទីតាំងរបស់ Tubal tonsil គឺៈ

a. នៅលើ Pharynx

b. នៅលើ Larynx

c. នៅលើ Palate

d. នៅខាងក្រោយនៃ opening of Eustachian tube គឺនៅក្នុង Nasopharynx

30 / 60

The cells most frequently found in a granuloma are :

a. Neutrophil

b. Mast cells

c. Giant cells

d. Lymphocytes

31 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Tubal tonsil

b. Palatine tonsils and Lingual tonsil

c. All the answers in this question are correct

d. Pharyngeal tonsil

32 / 60

Granular cell tumors of the adult is commonly seen on?

a. Gingiva

b. Upper lip

c. Tongue

d. Lower lip

33 / 60

Stratum granulosum is not present in?

a. Hyper orthokeratosis

b. Non keratinized epithelium

c. Sulcular epithelium

d. Hyper parakeratosis

34 / 60

Bulla

a. large lesion

b. large pustule

c. Large vesicles that are confluent

d. Vesicle

35 / 60

The peripheral nervous system includes the:

a. Somatic nervous system

b. Brain

c. Nuclei

d. Spinal cord

36 / 60

Hyperkeratosis is:

a. Increase in wideness of keratin layer or stratum corneum

b. Increase in longevity of keratin layer or stratum corneum

c. Increase in size of keratin layer or stratum corneum

d. Increase in thickness of keratin layer or stratum corneum

37 / 60

There are————— taste buds ,most of them on the tongue:

a. 1,000

b. 100,000

c. 10,000

d. 100

38 / 60

The immunoglobulin present in saliva is :

a. IgM

b. IgG

c. IgE

d. IgA

39 / 60

Stenon’s duct is of:

a. Minor gland

b. Sub-mandibular gland

c. Parotide gland

d. Sub-lingual gland

40 / 60

Circumvallate papillae are supplied by?

a. Vagus

b. Glossopharyngeal nerve

c. Lingual nerve

d. Hypoglossal nerve

41 / 60

The gland’s present in between the muscle fibres of the tongue below vallate papillae are:

a. Submandibular gland

b. Lacrimal gland

c. Von Ebner’s gland

d. Sublingual gland

42 / 60

Which of the following is not present in the stratum spinosum?:

a. Keratohyaline granules.

b. Desmosomes.

c. Odland's bodies.

d. Tonofilaments.

43 / 60

Disease in plant or animal tissue is caused by:

a. Pathogenic bacteria

b. Saprophytes

c. Nonpathogenic bacteria

d. Acidophilus

44 / 60

The areas of the tongue with the most taste buds is the:

a. Top

b. Underneath

c. Back

d. Tip and sides

45 / 60

Taste buds មិនមាននៅក្នុង:

a. Circumvallate papillae

b. Fungiform papillae

c. Foliate papillae

d. Filiform papillae

46 / 60

Bulla:

a. large pustule

b. Vesicle

c. large lesion

d. Large vesicles that are confluent

47 / 60

Myoepithelial cells are present in :

a. Serous cells

b. Mucous cells

c. Intercalated duct and terminal duct

d. Striate duct

48 / 60

Basement membrane នៅចន្លោះ:

a. Epithelium and lamina propria

b. Epithelium and Bone

c. Epithelium and submucosa

d. Lamina propria and submucosa

49 / 60

Which of the following is true regarding the dentogingival junction?:

a. It moves apically with age.

b. Contains clear submucosa.

c. It moves occlusally with age.

d. It is derived entirely from ectomesenchyme.

50 / 60

Keratohyaline granules are found in?

a. Stratum granulosum

b. Prickle cell layer

c. Stratum spinosum

d. Stratum basale

51 / 60

A long with a sore throat and fever ,which of these can be a symptom of an adenoid infection:

a. All the answers in this question are correct

b. Snoring during sleep

c. Noisy breathing while a wake

d. Breathing mostly through the mouth, rather than through the nose

e. Ear infections that keep coming back

52 / 60

Masticatory mucosa is?

a. Non keratinized

b. Ortho keratinized

c. Sub keratinized

d. Para keratinized

53 / 60

Keratohyalin granules are present in:

a. Granular layer and prickle cell layer

b. Basal layer and prickle cell layer

c. Basement membrane

d. Cornified layer

54 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Palatine tonsils and Lingual tonsil

b. All are corrects

c. Tubal tonsil

d. Pharyngeal tonsil

55 / 60

The onecelled microorganisms also known as germs or microbes are:

a. Fungi

b. Viruses

c. Bacteria

d. Cilia

56 / 60

Specialized cells migrate

a. to basement membrane

b. to the upper layers

c. to lamina propria

d. to the lower layer

57 / 60

The function of myoepithelial cells may be :

a. All the answers in this question are correct

b. Support for the end piece during active secretion of saliva

c. Provide signals to the acinar secretory cells for structural reorganization

d. Initiating contraction

58 / 60

All of the following is lined by stratified squamous epithelium except?

a. Lips

b. Roof of the soft plate

c. Oropharynx

d. Tongue

59 / 60

Bartholin’s duct drains the:

a. Sublingual gland

b. Parotid

c. Submandibular gland

d. Lacrimal gland

60 / 60

20 Which of the following contributes to the reddish coloration of the vermilion border?:

a. Thichness of oral epithelium.

b. Existance of high number of langerhans cells.

c. Epithelial keratinization.

d. Vascularity of the lamina propria.

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត