Oral Histology Test

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Oral Histology Test

1 / 60

Which one of the following epithelium is least common?

a. Pseudo stratified columnar ( ciliated )

b. Stratified columnar

c. Transitional

d. Simple columnar

2 / 60

Submandibular gland is supplied by:

a. Inferior alveolar artery

b. Facial artery

c. Submandibular artery

d. Lingual artery

3 / 60

The humans, the lining epithelium of the esophagus is?

a. Stratified squamous, keratinized

b. Transitional

c. Simple columnar

d. Stratified squamous, non-keratinized

4 / 60

Taste buds are not found on:

a. Filliform papillae.

b. Circumvallate papillae.

c. Fungiform papillae.

d. Foliate papillae.

5 / 60

Specialized cells migrate

a. to the lower layer

b. to the upper layers

c. to lamina propria

d. to basement membrane

6 / 60

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

a. Contains clear submucosa.

b. It moves apically with age.

c. It moves occlusally with age.

d. It is derived entirely from ectomesenchyme.

7 / 60

The tonsillar ring or Waldeyer’s ring cosists of:

a. The adenoid

b. The tonsil

c. All the answers in this question are correct

d. The lingual tonsil

8 / 60

A disease that is transmitted from one person to another by contact is said to be:

a. Congenital

b. Chronic

c. Communicable

d. Occupational

9 / 60

Which of the following are not usually found in the keratinocytes of the stratum spinosum of keratinized oral epithelium?:

a. Membrane coating granules.

b. Keratohyaline granules.

c. Tonofibrils.

d. Ribosomes.

10 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Palatine tonsils and Lingual tonsil

b. All the answers in this question are correct

c. Tubal tonsil

d. Pharyngeal tonsil

11 / 60

Color of the normal gingiva is?

a. Pink

b. All the answers in this question are incorrect

c. Red

d. Coral pink

12 / 60

Most areas of oral mucosa are:

a. Keratiniezd stratified epithelium

b. NonKeratiniezd stratified epithelium

c. OrthoKeratiniezd stratified epithelium

d. ParaKeratiniezd stratified epithelium

13 / 60

Hypertrophy គឺជា៖

a. Decrease in size of an organ

b. Increase in size of an organ

c. Increase in cell number of an organ

d. Decrease in cell number of an organ

14 / 60

Minor salivary glands are present in the submucosa throughout the oral mucosa except the?

a. Tongue and soft palate

b. Gingiva and anterior part of hard palate

c. Lip and posterior third of the hard palate

d. Retromolar area and hard palate

15 / 60

Stenon’s duct is of:

a. Sub-mandibular gland

b. Sub-lingual gland

c. Minor gland

d. Parotide gland

16 / 60

Larges amount of saliva is produced by :

a. Submandibular glands

b. Von Ebner glands

c. Parotid glands

d. Sublingual glands

17 / 60

Soft palate is?

a. Looser posterior portion of the palate

b. Posterior pillar of tonsils

c. Anterior pillar of tonsils

d. Looser anterior portion of the palate

18 / 60

What is a secretory cell in oral cavity:

a. Cell producing saliva

b. Cell producing hormone

c. Cell producing histamine

d. Cell producing gastric acid

19 / 60

Bulla:

a. Large vesicles that are confluent

b. large pustule

c. large lesion

d. Vesicle

20 / 60

Keratohyaline granules are more evident in?

a. Keratinized

b. Ortho keratinized

c. Para keratinized

d. Non keratinized

21 / 60

Partially keratinized papilla is?

a. Fungiform

b. Circumvallate

c. Filliform

d. Foliate

22 / 60

Sublingual glands is a :

a. Mixed glands

b. Mucous gland

c. Serous gland

d. Present in root of the tongue

23 / 60

Those papillae of the tongue which are the largest, having many taste buds and are associated with the duct of Von Ebner’s gland are:

a. Filliform.

b. Folliate.

c. Circumvallate.

d. Fungiform.

24 / 60

Parasites are types of:

a. Pathogenic bacteria

b. Pathogenic virus

c. Nonpathogenic bacteria

d. Disease

25 / 60

Hypertrophy is?

a. Increase in size of an organ

b. Decrease in cell number of an organ

c. Decrease in size of an organ

d. Increase in cell number of an organ

26 / 60

Taste buds មិនមាននៅក្នុង៖

a. Foliate papillae

b. Filiform papillae

c. Circumvallate papillae

d. Fungiform papillae

27 / 60

The total volume of saliva secreted daily is :

a. 3 litres

b. 2 litres

c. 1.5 litres

d. 750 ml

28 / 60

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

a. 100,000

b. 100

c. 10,000

d. 1,000

29 / 60

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

a. Desmosomes.

b. Keratohyaline granules.

c. Odland's bodies.

d. Tonofilaments.

30 / 60

Secialized cells migrate:

a. to lamina propria

b. to the upper layers

c. to the lower layer

d. to basement membrane

31 / 60

The lymph nodes មានតួនាទី :

a. ច្រោះ Proteins

b. ច្រោះ Glucose

c. ច្រោះ Lipids

d. ច្រោះ Toxic products

32 / 60

Tongue papillae responsible for bitter taste sensation:

a. Fungiform papillae.

b. Filliform papillae.

c. Circumvallate papillae.

d. Foliate papillae.

33 / 60

Bulk of lamina propria of the gingiva is made of collagen type?

a. II

b. IV

c. I

d. III

34 / 60

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

a. Lips

b. Roof of the soft plate

c. Oropharynx

d. Tongue

35 / 60

Vesicle គឺជា

a. ពងទឹក

b. ពងទឹកលាយឈាម

c. ពងខ្ទុះ

d. ពងទឹកលាយខ្ទុះ

36 / 60

The most common cell in connective tissue proper is the?

a. Fibroblast

b. Lymphocyte

c. Mast cell

d. Macrophage

37 / 60

Stratum germinativum of the oral epithelium is the term given to?

a. Spinous cells and granular cells

b. Granular cell layer

c. Basal cells and parabasal spinous cslls

d. Basal cell layer

38 / 60

The mucosa of the dorsal surface of the tongue is:

a. Smooth surface.

b. Masticatory mucosa.

c. Linning mucosa.

d. Spesialized mucosa.

39 / 60

Intercalated duct is :

a. a duct from a lumen

b. a duct from a salivery gland

c. a duct from acinus

d. a duct from a paritide gland

40 / 60

The floor of the mouth is lined by:

a. Masticatory mucosa.

b. Specialized mucosa.

c. Linning mucosa firmly attached.

d. Linning mucosa loosely attached.

41 / 60

Atrophy គឺជា៖

a. Chronic inflammation

b. Acute inflammation

c. Lack of nutrition for cells

d. Lack of oxygen for cells

42 / 60

Which of the following papillae of the tongue do not contain taste buds:

a. Filliform.

b. Fungiform.

c. Foliate.

d. Vallate.

43 / 60

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

a. Underneath

b. Top

c. Tip and sides

d. Back

44 / 60

Which of the following conditions present as complete vesicle?

a. Pemphigus

b. Dermatitis

c. Pyostomatitis

d. Aphthous ulcer

45 / 60

Buccal mucosa is?

a. Para keratinized

b. Keratinized

c. Ortho keratinized

d. Non- keratinized

46 / 60

A cyst occurring under the tongue caused by obstruction of salivary gland duct is called a :

a. Dermoid cyst

b. Follicular cyst

c. Dentigerous cyst

d. Ranula

47 / 60

Striated duct is:

a. a duct from intercalated ducts

b. a duct from a submandibular gland

c. a duct from a salivery gland

d. a duct from a system duct

48 / 60

Granular cell tumors of the adult is commonly seen on?

a. Gingiva

b. Upper lip

c. Lower lip

d. Tongue

49 / 60

Inflammation of the lips is refered to as?

a. Cheilitis

b. Stomatitis

c. Glossitis migrican

d. Vincent angina

50 / 60

ទីតាំងរបស់ Tubal tonsil គឺៈ

a. នៅលើ Pharynx

b. នៅលើ Palate

c. នៅខាងក្រោយនៃ opening of Eustachian tube គឺនៅក្នុង Nasopharynx

d. នៅលើ Larynx

51 / 60

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

a. Langerhans cell

b. Lymphocyte

c. Melanocyte

d. Merkel cell

52 / 60

Keratinized epithelium differs from nonkeratinized epithelium in that:

a. It contains granular cell layer.

b. Contain a higher glycogen content.

c. It does not contain basal lamina.

d. No tonofilaments are found in it.

53 / 60

The most common malignancy found in the oral cavity is :

a. Squamous cell carcinoma

b. Basal cell carcinoma

c. Transitional cell carcinoma

d. Adenocarcinoma

54 / 60

Circumvallate papillae are supplied by?

a. Glossopharyngeal nerve

b. Lingual nerve

c. Vagus

d. Hypoglossal nerve

55 / 60

ទីតាំងរបស់ Palatine tonsil គឺៈ

a. នៅលើ Pharynx

b. នៅលើ Palate

c. ចន្លោះ anterior pillar and posterior pillar

d. នៅលើ Larynx

56 / 60

Masticatory mucosa has:

a. Stratum corneum.

b. Elastic fibers in its blood vessels wall.

c. Elastic fibers in its lamina propria.

d. No connective tissue papillae.

57 / 60

Merkel cells are found in which of the following tissue?

a. Reticular of dermis

b. Epidermis

c. Hypodermis

d. Papillary layer of dermis

58 / 60

Displasia គឺជា៖

a. Disorder of cell in migration

b. Disorder of cell distribution

c. Disorder of cell in mitosis

d. Disorder of cell structure formation

59 / 60

The most common benign tumor occurring in the oral cavity is the :

a. Papilloma

b. Hemangioma

c. Adenoma

d. Fibroma

60 / 60

Lamina densa of the gingival basement membrane is rich in?

a. Type I collagen

b. Type I and II collagen

c. Type IV collagen

d. Type III collagen

Your score is

The average score is 0%

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត