Oral Histology Test

0 votes, 0 avg

You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed*

The timer has been reached. The exam has now been terminated and saved.

Oral Histology Test

1 / 60

Striated duct is:

a. a duct from intercalated ducts

b. a duct from a salivery gland

c. a duct from a submandibular gland

d. a duct from a system duct

2 / 60

The humans, the lining epithelium of the esophagus is?

a. Stratified squamous, keratinized

b. Stratified squamous, non-keratinized

c. Transitional

d. Simple columnar

3 / 60

Masticatory mucosa has:

a. Elastic fibers in its blood vessels wall.

b. Elastic fibers in its lamina propria.

c. No connective tissue papillae.

d. Stratum corneum.

4 / 60

Which of the following is not found in saliva :

a. Bicarbonate

b. Triypsine

c. Phosphate

d. Lysozyme

5 / 60

Basement membrane នៅចន្លោះ:

a. Epithelium and submucosa

b. Epithelium and lamina propria

c. Lamina propria and submucosa

d. Epithelium and Bone

6 / 60

The three laterally paired major salivary glands are located :

a. In tongue

b. Intra orally

c. Extra orally

d. In neck

7 / 60

Submandibular gland is supplied by:

a. Inferior alveolar artery

b. Lingual artery

c. Facial artery

d. Submandibular artery

8 / 60

Atrophy is?

a. Acute inflammation

b. Chronic inflammation

c. Lack of oxygen for cells

d. Lack of nutrition for cells

9 / 60

Which of the following mucosa has a nonkeratinized epithelium :

a. Palatal mucosa.

b. Mucosa of the floor of the mouth.

c. Attached gingiva.

d. Free gingiva.

10 / 60

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

a. 4th month

b. 3rd month

c. 1st month

d. 2nd month

11 / 60

Merkel cells are found in which of the following tissue?

a. Hypodermis

b. Papillary layer of dermis

c. Epidermis

d. Reticular of dermis

12 / 60

Lumen is:

a. a central opening of a tooth

b. a central opening of an oral cavity

c. a central opening of a gland

d. a cental opening of an acini

13 / 60

A sign of bacterial infection is:

a. Bleeding

b. A cold

c. Parasites

d. Pus

14 / 60

The taste buds are rubbed off and replaced every:

a. Year

b. Day

c. 30 days

d. 7-10 days

15 / 60

Atrophy គឺជា៖

a. Acute inflammation

b. Chronic inflammation

c. Lack of oxygen for cells

d. Lack of nutrition for cells

16 / 60

In the tongue bitter taste is more perceived at?

a. Front

b. Back

c. Sides

d. Tip

17 / 60

ទីតាំងរបស់ Palatine tonsil គឺៈ

a. ចន្លោះ anterior pillar and posterior pillar

b. នៅលើ Pharynx

c. នៅលើ Larynx

d. នៅលើ Palate

18 / 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

19 / 60

Displasia គឺជា៖

a. Disorder of cell structure formation

b. Disorder of cell in migration

c. Disorder of cell in mitosis

d. Disorder of cell distribution

20 / 60

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

a. II

b. I

c. IV

d. III

21 / 60

The mucogingival junction is the junction of:

a. Sulcular epithelium & free gingiva.

b. Sulcular epithelium & free gingiva.

c. Palatine gingival & rougae zone.

d. Alveolar mucosa and attached gingiva.

22 / 60

Basement membrane នៅចន្លោះ

a. Epithelium and Bone

b. Epithelium and lamina propria

c. Epithelium and submucosa

d. Lamina propria and submucosa

23 / 60

Acantholysis គឺជាៈ

a. Destroying desmosome in stratum granulosome cells

b. Destroying desmosome in stratum spinosum cells

c. Destroying desmosome in stratum basal cells

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

24 / 60

Intermediate layer មាននៅក្នុងៈ

a. Keratinized epithelium

b. Nonkeratinized epithelium

c. Parakeratinized epithelium

d. Orthokeratinized epithelium

25 / 60

The total amount of saliva secreted by all the salivary glands about 30% is secreted by the :

a. All the answers in this question are incorrect

b. Sublingual gland

c. Submandibular gland

d. Parotid gland

26 / 60

Keratohyaline granules are more evident in?

a. Para keratinized

b. Non keratinized

c. Keratinized

d. Ortho keratinized

27 / 60

Bulla

a. large pustule

b. large lesion

c. Large vesicles that are confluent

d. Vesicle

28 / 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

29 / 60

The cells most frequently found in a granuloma are :

a. Lymphocytes

b. Neutrophil

c. Mast cells

d. Giant cells

30 / 60

Specialized cells migrate

a. to lamina propria

b. to the lower layer

c. to basement membrane

d. to the upper layers

31 / 60

Vesicle គឺជា

a. ពងទឹក

b. ពងទឹកលាយខ្ទុះ

c. ពងខ្ទុះ

d. ពងទឹកលាយឈាម

32 / 60

Sulcular epithelium is formed of:

a. Columnar epithelium.

b. Parakeratinized stratified squamous epithelium.

c. Orthokeratinized stratified squamous epithelium.

d. Nonkeratinized stratified squamous epithelium.

33 / 60

Which of the following cells synthesize protein which remains within the cell without secretion:

a. Keratinocyte.

b. Plasma cell.

c. Fibroblast.

d. Osteoblasts.

34 / 60

Which of the following is a transiant cell in the oral epithelium:

a. Langerhans cell.

b. Melanocyte.

c. Merkel cell.

d. Lymphocyte.

35 / 60

The basket cells are also known as :

a. All the answers in this question are incorrect

b. Endothelial cells

c. Myoepithelial cells

d. Parenchymal cells

36 / 60

Keratohyalin is found in the?

a. Hyalin cartilage

b. Stratum reticularis

c. Stratum granulosum

d. Stratum corneum

37 / 60

Taste buds are in

a. Soft palate

b. Tongue

c. Hard palate

d. Teeth

38 / 60

Vesicle or Bullae of the mucous membrane or skin are seen in all the following except :

a. Herpes zoster

b. A granulocytosis

c. Herpes simplex

d. Pemphigus

39 / 60

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

a. Melanocyte

b. Lymphocyte

c. Merkel cell

d. Langerhans cell

40 / 60

Stenon’s duct is of:

a. Parotide gland

b. Sub-mandibular gland

c. Sub-lingual gland

d. Minor gland

41 / 60

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

a. Filliform

b. Fungiform

c. Circumvallate

d. Foliate

42 / 60

Specialized cells stem from

a. Cornified layer

b. Basal layer and prickle cell layer

c. Basement membrane

d. Granular layer

43 / 60

Facial artery is the branch of the:

a. External carotid artery

b. Superficial temporal

c. Internal carotid artery

44 / 60

The onecelled microorganisms also known as germs or microbes are:

a. Bacteria

b. Fungi

c. Cilia

d. Viruses

45 / 60

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

a. It is derived entirely from ectomesenchyme.

b. It moves occlusally with age.

c. It moves apically with age.

d. Contains clear submucosa.

46 / 60

The structure of the oral mucosa is:

a. Epithelium, lamina propria and basement membrane.

b. Mucosa & submucosa.

c. Epithelium, lamina propria and muscular layer.

d. Epithelium and basement membrane.

47 / 60

The mushroom shaped papillae on the tongue are called:

a. Foliate

b. Filliform

c. Circumvallate

d. Fungiform

48 / 60

ទីតាំងរបស់ Pharyngeal tonsil គឺៈ

a. នៅលើ Larynx

b. នៅលើ Pharynx

c. នៅលើ Palate

d. នៅខាងលើនិងខាងក្រោយកន្លែងបត់នៃរន្ធច្រមុះទៅក្នុង Nasopharynx

49 / 60

Salivary glands are not found in :

a. Anterior part of the hard palate

b. Posterior part of the hard palate

c. In mandible posterior to the 3rd molar

d. Nasopalatine canal

50 / 60

ទីតាំងរបស់ Pharyngeal tonsil គឺៈ

a. នៅខាងលើនិងខាងក្រោយកន្លែងបត់នៃរន្ធច្រមុះទៅក្នុង Nasopharynx

b. នៅលើ Larynx

c. នៅលើ Palate

d. នៅលើ Pharynx

51 / 60

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

a. Communicable

b. Chronic

c. Occupational

d. Congenital

52 / 60

The floor of the mouth is lined by:

a. Specialized mucosa.

b. Linning mucosa firmly attached.

c. Linning mucosa loosely attached.

d. Masticatory mucosa.

53 / 60

A node of Ranvier is?

a. A junction between two schwann cells

b. Characteristic of unmyelinated fibers

c. A constriction of the axon

d. A nerve receptor

54 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Tubal tonsil

b. Pharyngeal tonsil

c. All the answers in this question are correct

d. Palatine tonsils and Lingual tonsil

55 / 60

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

a. Hemangioma

b. Papilloma

c. Adenoma

d. Fibroma

56 / 60

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

a. Filliform.

b. Fungiform.

c. Vallate.

d. Foliate.

57 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Pharyngeal tonsil

b. Palatine tonsils and Lingual tonsil

c. All are corrects

d. Tubal tonsil

58 / 60

Parakeratinized epithelium is found in:

a. Gingiva.

b. Floor of the mouth.

c. Ventral surface of tongue.

d. Vestibular fornix.

59 / 60

Inflammation of the lips is refered to as?

a. Stomatitis

b. Glossitis migrican

c. Cheilitis

d. Vincent angina

60 / 60

ទីតាំងរបស់ Tubal tonsil គឺៈ

a. នៅលើ Palate

b. នៅលើ Pharynx

c. នៅខាងក្រោយនៃ opening of Eustachian tube គឺនៅក្នុង Nasopharynx

d. នៅលើ Larynx

Your score is

The average score is 0%

Any comments?

Any problems/errors or mistakes found while testing, please let us know for modification!

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត