Oral Histology Test

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Oral Histology Test

1 / 60

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

a. The tonofilaments.

b. Prickle cell layer.

c. Stratum granulosum.

d. Basal cell layer.

2 / 60

The immunoglobulin present in saliva is :

a. IgE

b. IgA

c. IgM

d. IgG

3 / 60

When do tonsils or adenoids need to be removed:

a. When a child is 5 years old

b. When a child is having learning problems

c. When a child is 10 years old

d. All the answers in this question are incorrect

4 / 60

Facial artery is the branch of the:

a. External carotid artery

b. Superficial temporal

c. Internal carotid artery

5 / 60

Wharton’s duct is of:

a. Sub-mandibular gland

b. Minor gland

c. Parotide gland

d. Sub-lingual gland

6 / 60

Which one of the following epithelium is least common?

a. Stratified columnar

b. Pseudo stratified columnar ( ciliated )

c. Transitional

d. Simple columnar

7 / 60

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

a. Chorda tympani.

b. Trigeminal nerve.

c. Facial nerve.

d. Glossopharyngeal nerve.

8 / 60

The connective tissue of the gingiva is known as the?

a. Lamina propria

b. Lamina dura

c. Dental cuticle

d. Fibroblasts

9 / 60

Hypertrophy គឺជា៖

a. Increase in cell number of an organ

b. Increase in size of an organ

c. Decrease in cell number of an organ

d. Decrease in size of an organ

10 / 60

The humans, the lining epithelium of the esophagus is?

a. Stratified squamous, keratinized

b. Stratified squamous, non-keratinized

c. Transitional

d. Simple columnar

11 / 60

Taste buds are in :

a. Soft palate

b. Tongue

c. Teeth

d. Hard palate

12 / 60

Hypertrophy is?

a. Decrease in size of an organ

b. Decrease in cell number of an organ

c. Increase in size of an organ

d. Increase in cell number of an organ

13 / 60

Bartholin’s duct is of:

a. Minor gland

b. Sub-lingual gland

c. Sub-mandibular gland

d. Parotide gland

14 / 60

What do your tonsils and adenoids do:

a. All the answers in this question are incorrect

b. They are part of your immune system

c. They help your nose with the sense of smell

d. They don’t do anything

15 / 60

Which of the following appears to play an important role in attachment of its cells:

a. Glycogen contents.

b. Lysosomes.

c. Keratohyaline granules.

d. Desmosomes.

16 / 60

Myoepithelial cells are present in :

a. Serous cells

b. Intercalated duct and terminal duct

c. Striate duct

d. Mucous cells

17 / 60

Normal
0

false
false
false

EN-US
JA
KHM

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Fungiform papillae:

a. Carry taste buds.

b. Are seen as white spots.

c. Have a stratum corneum.

d. Have a lamina propria which is poorly vascularized.

18 / 60

The function of myoepithelial cells may be :

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

b. All the answers in this question are correct

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

d. Initiating contraction

19 / 60

Basement membrane នៅចន្លោះ

a. Epithelium and lamina propria

b. Lamina propria and submucosa

c. Epithelium and Bone

d. Epithelium and submucosa

20 / 60

Stenon’s duct is of:

a. Minor gland

b. Sub-mandibular gland

c. Parotide gland

d. Sub-lingual gland

21 / 60

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

a. Lymphocyte

b. Merkel cell

c. Langerhans cell

d. Melanocyte

22 / 60

Color of the normal gingiva is?

a. All the answers in this question are incorrect

b. Red

c. Pink

d. Coral pink

23 / 60

ទីតាំងរបស់ Tubal tonsil គឺៈ

a. នៅលើ Palate

b. នៅលើ Pharynx

c. នៅលើ Larynx

d. នៅខាងក្រោយនៃ opening of Eustachian tube គឺនៅក្នុង Nasopharynx

24 / 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. Circumvallate.

b. Fungiform.

c. Filliform.

d. Folliate.

25 / 60

Displasia គឺជា៖

a. Disorder of cell in mitosis

b. Disorder of cell in migration

c. Disorder of cell distribution

d. Disorder of cell structure formation

26 / 60

The broadest basis for classifying epithelium into subgroups is?

a. Lining or granular

b. Keratinized or not keratinized

c. Squamous cuboidal or columnar

d. Simple or stratified

27 / 60

Vesicles or Bullae of the mucous membrane or skin are seen in all the following except?

a. Herpes zoster

b. Pemphigus

c. Herpes simplex

d. A granulocytosis

28 / 60

The mucous membrane of cheek and lips?

a. All the answers in this question are incorrect

b. A and B are correct

c. It attached to orbicularis oris in lips

d. It attached to buccinators muscle in cheek

29 / 60

The oral mucosa ចែកចេញជា:

a. បួនស្រទាប់ epithelium, basal layer, connective tissue and corium

b. បួនស្រទាប់ epithelium, connective tissue, lamina propria and corium

c. បីស្រទាប់ epithelium, connective tissue and lamina propria

d. ពីរស្រទាប់ epithelium and connective tissue

30 / 60

Which of the following is found in the cerebellum:

a. Basket cells

b. Neuroglia

c. Schwann cells

d. Ganglion

31 / 60

The basket cells are also known as :

a. Endothelial cells

b. Myoepithelial cells

c. Parenchymal cells

d. All the answers in this question are incorrect

32 / 60

Excretory duct is

a. a duct from a striated ducts

b. a duct from a submandibular gland

c. a duct from a parotide gland

d. a duct from a sublimgual gland

33 / 60

Parakeratinized epithelium is found in:

a. Ventral surface of tongue.

b. Vestibular fornix.

c. Floor of the mouth.

d. Gingiva.

34 / 60

Epithelium of oral mucous membrane is?

a. Keratinized

b. Non keratinized

c. Ortho,Para and nonkeratinized

d. Only parakeratinized

35 / 60

Superficial layer មាននៅក្នុងៈ

a. Parakeratinized epithelium

b. Nonkeratinized epithelium

c. Keratinized epithelium

d. Orthokeratinized epithelium

36 / 60

Specialized cells stem from

a. Granular layer

b. Basal layer and prickle cell layer

c. Basement membrane

d. Cornified layer

37 / 60

Soft palate is?

a. Posterior pillar of tonsils

b. Looser anterior portion of the palate

c. Anterior pillar of tonsils

d. Looser posterior portion of the palate

38 / 60

The somatic nervous system is part of the:

a. Parasympathetic nervous system

b. Sympathetic nervous system

c. Autonomic nervous system

d. All the answers in this question are incorrect

39 / 60

Striated duct is:

a. a duct from a system duct

b. a duct from intercalated ducts

c. a duct from a salivery gland

d. a duct from a submandibular gland

40 / 60

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

a. 2nd month

b. 1st month

c. 3rd month

d. 4th month

41 / 60

Which papillae are completely keratinized?

a. Foliate

b. Circumvallate

c. Fungiform

d. Filliform

42 / 60

Pus forming bacteria that cause strep throat and blood poisoning are:

a. Diplococci

b. Bacilli

c. Streptococci

d. Staphylococci

43 / 60

The buccal mucosa:

a. Has a keratinized epithelium.

b. Has numerous connective tissue papillae.

c. It is firmly attached to the underlying tissues.

d. Is continuous with the gingival mucosa.

44 / 60

The cells most frequently found in a granuloma are :

a. Giant cells

b. Mast cells

c. Lymphocytes

d. Neutrophil

45 / 60

Most areas of oral mucosa are:

a. OrthoKeratiniezd stratified epithelium

b. ParaKeratiniezd stratified epithelium

c. NonKeratiniezd stratified epithelium

d. Keratiniezd stratified epithelium

46 / 60

Dendritic cell located in the stratified squamous keratinized epithelium of the oral cavity include?

a. Myoepithelial cell

b. Keratinocytes

c. Mast cells

d. Melanocytes

47 / 60

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

a. Congenital

b. Occupational

c. Communicable

d. Chronic

48 / 60

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

a. Dental sac.

b. Vestibular lamina.

c. Reduced enamel epithelium & gingiva.

d. Enamel cuticle.

49 / 60

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

a. Vascularity of the lamina propria.

b. Epithelial keratinization.

c. Thichness of oral epithelium.

d. Existance of high number of langerhans cells.

50 / 60

Von Ebner’s salivary gland is:

a. Minor gland

b. Parotide gland

c. Sub-mandibular gland

d. Sub-lingual gland

51 / 60

Masticatory mucosa in the oral cavity covers the?

a. Floor of the mouth and soft palate

b. Alveolar mucosa and vestibular fornix

c. Lip and cheek

d. Gingiva and hard palate

52 / 60

Keratohyalin granules are present in:

a. Basal layer and prickle cell layer

b. Cornified layer

c. Granular layer and prickle cell layer

d. Basement membrane

53 / 60

The mushroom shaped papillae on the tongue are called:

a. Foliate

b. Fungiform

c. Circumvallate

d. Filliform

54 / 60

Sulcular epithelium is formed of:

a. Parakeratinized stratified squamous epithelium.

b. Orthokeratinized stratified squamous epithelium.

c. Columnar epithelium.

d. Nonkeratinized stratified squamous epithelium.

55 / 60

Keratohyalin granules are present in

a. Basement membrane

b. Cornified layer

c. Granular layer and prickle cell layer

d. Basal layer and prickle cell layer

56 / 60

What is the end of an axon called:

a. Terminal bouton

b. Astrocyte

c. Perikaryon

d. Ganglion

57 / 60

The sulcular epithelium:

a. Has thick epithelial layer.

b. Has long epithelial ridges.

c. Is keratinized.

d. Is nonkeratinized.

58 / 60

Non keratinized epithelium is found over?

a. Attached gingiva

b. Interdental papilla

c. Gingival sulcus

d. Free gingiva

59 / 60

The most common cell in connective tissue proper is the?

a. Macrophage

b. Lymphocyte

c. Fibroblast

d. Mast cell

60 / 60

How many neurones are in the body of man:

a. 10,000,000,000,000

b. 10,000,000,000

c. 10,000,000

d. 10,000

Your score is

The average score is 92%

Any comments?

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

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត