Oral Histology Test

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Oral Histology Test

1 / 60

Stenon’s duct is of:

a. Minor gland

b. Parotide gland

c. Sub-lingual gland

d. Sub-mandibular gland

2 / 60

Saliva is secreted by:

a. Major and minor salivary glands

b. Parotid glands

c. Minor salivary glands

d. Major salivary glands

3 / 60

Lumen is:

a. a central opening of a gland

b. a central opening of a tooth

c. a central opening of an oral cavity

d. a cental opening of an acini

4 / 60

The peripheral nervous system includes the:

a. Spinal cord

b. Brain

c. Nuclei

d. Somatic nervous system

5 / 60

Hypertrophy គឺជា៖

a. Decrease in size of an organ

b. Increase in cell number of an organ

c. Decrease in cell number of an organ

d. Increase in size of an organ

6 / 60

The thinnest epithelium of oral cavity is found in the?

a. Oral surface of lip

b. Lingual gingiva

c. Buccal gingiva

d. Sublingual mucosa (floor of mouth)

7 / 60

Granular layer មាននៅក្នុងៈ

a. Non-keratinized epithelium

b. Para-keratinized epithelium

c. Keratinized epithelium

d. Keratinized, Para-keratinized and Ortho-keratinized epithelium

8 / 60

Cornified layer មាននៅក្នុងៈ

a. Keratinized epithelium

b. Parakeratinized epithelium

c. Nonkeratinized epithelium

d. Orthokeratinized epithelium

9 / 60

Taste buds are in :

a. Teeth

b. Hard palate

c. Soft palate

d. Tongue

10 / 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

11 / 60

Which of the following regions has a nonkeratinized epithelium and is loosely attached to the underlying structures?:

a. Buccal mucosa.

b. Hard palate.

c. Attached gingiva.

d. Vestibular fornix.

12 / 60

Partially keratinized papilla is?

a. Circumvallate

b. Fungiform

c. Foliate

d. Filliform

13 / 60

The somatic nervous system is part of the:

a. Sympathetic nervous system

b. Parasympathetic nervous system

c. Autonomic nervous system

d. All the answers in this question are incorrect

14 / 60

ទីតាំងរបស់ Pharyngeal tonsil គឺៈ

a. នៅលើ Pharynx

b. នៅខាងលើនិងខាងក្រោយកន្លែងបត់នៃរន្ធច្រមុះទៅក្នុង Nasopharynx

c. នៅលើ Palate

d. នៅលើ Larynx

15 / 60

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

a. Submandibular gland

b. Von Ebner’s gland

c. Lacrimal gland

d. Sublingual gland

16 / 60

Which of the following represents the correct innervation of fungiform papilla?:

a. Chorda tympani.

b. Trigeminal nerve.

c. Glossopharyngeal nerve.

d. Facial nerve.

17 / 60

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

a. II

b. I

c. IV

d. III

18 / 60

Which these may be a symptom of tonsillitis:

a. Sore throat

b. Bad breath

c. Swollen lymph nodes in the neck

d. All the answers in this question are correct

e. Fever

19 / 60

Basement membrane នៅចន្លោះ

a. Epithelium and lamina propria

b. Epithelium and Bone

c. Lamina propria and submucosa

d. Epithelium and submucosa

20 / 60

The lymph nodes គឺជា bean-shaped bodies នៅជាក្រុមតាមបណ្តោយ:

a. Veins

b. Connective Lymphatic vessels

c. Arteries

d. Capillary

21 / 60

The mucosa of the dorsal surface of the tongue is:

a. Masticatory mucosa.

b. Smooth surface.

c. Linning mucosa.

d. Spesialized mucosa.

22 / 60

Facial artery is the branch of the:

a. Superficial temporal

b. Internal carotid artery

c. External carotid artery

23 / 60

Epithelium of oral mucous membrane is?

a. Keratinized

b. Ortho,Para and nonkeratinized

c. Only parakeratinized

d. Non keratinized

24 / 60

What is a secretory cell in oral cavity:

a. Cell producing histamine

b. Cell producing saliva

c. Cell producing gastric acid

d. Cell producing hormone

25 / 60

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

a. Epithelial keratinization.

b. Existance of high number of langerhans cells.

c. Vascularity of the lamina propria.

d. Thichness of oral epithelium.

26 / 60

Keratohyaline granules are more evident in?

a. Ortho keratinized

b. Para keratinized

c. Non keratinized

d. Keratinized

27 / 60

The mushroom shaped papillae on the tongue are called:

a. Filliform

b. Fungiform

c. Foliate

d. Circumvallate

28 / 60

ទីតាំងរបស់ Tubal tonsil គឺៈ

a. នៅខាងក្រោយនៃ opening of Eustachian tube គឺនៅក្នុង Nasopharynx

b. នៅលើ Pharynx

c. នៅលើ Larynx

d. នៅលើ Palate

29 / 60

Masticatory mucosa has:

a. Elastic fibers in its lamina propria.

b. No connective tissue papillae.

c. Elastic fibers in its blood vessels wall.

d. Stratum corneum.

30 / 60

The miner salivary glands begin their development in fetal life during :

a. 3rd month

b. 4th month

c. 1st month

d. 2nd month

31 / 60

Sulcular epithelium is formed of:

a. Orthokeratinized stratified squamous epithelium.

b. Nonkeratinized stratified squamous epithelium.

c. Columnar epithelium.

d. Parakeratinized stratified squamous epithelium.

32 / 60

Masticatory mucosa is?

a. Para keratinized

b. Sub keratinized

c. Ortho keratinized

d. Non keratinized

33 / 60

The mode of attachment of the junctional epithelium is:

a. Basal lamina & hemidesmosome.

b. Enamel cuticle.

c. Basement membrane.

d. Odland's bodies.

34 / 60

The total amount of saliva secreted by all the salivary glands about 5% is secreted by the:

a. All the answers in this question are incorrect

b. Sublingual gland

c. Parotid gland

d. Submandibular gland

35 / 60

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

a. Congenital

b. Communicable

c. Chronic

d. Occupational

36 / 60

Which of the following is a wrong statement about the dentogingival junction:

a. It has an epithelial and a connective tissue component.

b. Its epithelial cells are keratinized stratified squamous.

c. It shifts apically with age.

d. Its coronal end corresponds to the bottom of the gingival sulcus.

37 / 60

Bacteria that cause disease are called:

a. Saprophytes

b. Nonpathogenic

c. Protozoa

d. Pathogenic

38 / 60

Inflammation of the lips is refered to as?

a. Stomatitis

b. Glossitis migrican

c. Cheilitis

d. Vincent angina

39 / 60

Salivary glands are not found in :

a. Nasopalatine canal

b. In mandible posterior to the 3rd molar

c. Anterior part of the hard palate

d. Posterior part of the hard palate

40 / 60

Which of the following conditions present as complete vesicle?

a. Pyostomatitis

b. Dermatitis

c. Pemphigus

d. Aphthous ulcer

41 / 60

Myoepithelial cell of an acini is:

a. kind of cell in a heart

b. kind of cell in a salivery gland

c. kind of contractile cell on an acini

d. kind of cell in a tonsil

42 / 60

The parotid glands open through the :

a. Stensen’s duct

b. Blandin’s duct

c. Bartholin’s duct

d. Wharton’s duct

43 / 60

Diskeratosis គឺជាៈ

a. Abnormality of orientation and cells mitosis.

b. Abnormality of migration and cells mitosis.

c. Abnormality of structure and development of epithelial cells.

d. Abnormality of orientation and development of epithelial cells.

44 / 60

Which these is a common problem with tonsils:

a. They become swollen

b. They make an infection worse

c. They become swollen and They can become infected themselves

d. They can become infected themselves

45 / 60

Bartholin’s duct drains the:

a. Submandibular gland

b. Parotid

c. Lacrimal gland

d. Sublingual gland

46 / 60

Function of acini is:

a. to produce histamine

b. to produce gastric acid

c. to produce hormone

d. to produce saliva

47 / 60

Which of the following is purely mucous :

a. Posterior lingual mucous glands

b. Palatine glands

c. Glossopalatine glands

d. All the answers in this question are correct

48 / 60

The cells most frequently found in a granuloma are :

a. Giant cells

b. Neutrophil

c. Lymphocytes

d. Mast cells

49 / 60

The most common cell in connective tissue proper is the?

a. Mast cell

b. Fibroblast

c. Macrophage

d. Lymphocyte

50 / 60

ចំពោះមនុស្សដែលមានសុខភាពល្អម្នាក់ lymph nodes ជាធម្មតា :

a. Soft

b. All the answers in this question are correct

c. Small

d. Free

51 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Tubal tonsil

b. Palatine tonsils and Lingual tonsil

c. Pharyngeal tonsil

d. All are corrects

52 / 60

The parotid gland opens :

a. On the floor of the mouth

b. At the caruncular

c. On the buccal mucosa opposite the maxillary second molar

d. At the side of the lingual frenum

53 / 60

Which of the following serves as a source of the cells which form the attachment epithelium?:

a. Enamel cuticle.

b. Dental sac.

c. Reduced enamel epithelium & gingiva.

d. Vestibular lamina.

54 / 60

Glands emptying the circumvalate trough are the:

a. Glands of Nuhn.

b. Mucous and serous mixed glands.

c. Serous glands.

d. Mucous glands.

55 / 60

Displasia គឺជា៖

a. Disorder of cell in migration

b. Disorder of cell in mitosis

c. Disorder of cell structure formation

d. Disorder of cell distribution

56 / 60

What is the end of an axon called:

a. Astrocyte

b. Perikaryon

c. Terminal bouton

d. Ganglion

57 / 60

Atrophy គឺជា៖

a. Chronic inflammation

b. Lack of nutrition for cells

c. Lack of oxygen for cells

d. Acute inflammation

58 / 60

Von Ebner’s salivary gland is:

a. Sub-lingual gland

b. Parotide gland

c. Minor gland

d. Sub-mandibular gland

59 / 60

Circumvallate papillae are supplied by?

a. Vagus

b. Hypoglossal nerve

c. Lingual nerve

d. Glossopharyngeal nerve

60 / 60

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

a. In the ears

b. All the answers in this question are incorrect

c. Behind the nose and roof of the mouth

d. Under the tongue

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត