Oral Histology Test

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Oral Histology Test

1 / 60

Saliva is secreted by:

a. Minor salivary glands

b. Major salivary glands

c. Parotid glands

d. Major and minor salivary glands

2 / 60

ចំពោះមនុស្សដែលមានសុខភាពល្អម្នាក់ lymph nodes ជាធម្មតា :

a. Soft

b. Free

c. Small

d. All the answers in this question are correct

3 / 60

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

a. Tonofilaments.

b. Odland's bodies.

c. Desmosomes.

d. Keratohyaline granules.

4 / 60

Granular layer មាននៅក្នុងៈ

a. Non-keratinized epithelium

b. Keratinized epithelium

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

d. Para-keratinized epithelium

5 / 60

The mushroom shaped papillae on the tongue are called:

a. Filliform

b. Circumvallate

c. Foliate

d. Fungiform

6 / 60

Specialized cells stem from

a. Basement membrane

b. Basal layer and prickle cell layer

c. Granular layer

d. Cornified layer

7 / 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

8 / 60

Labial and buccal miner salivary glands are:

a. Purely serous

b. Purely mucous

c. All the answers in this question are incorrect

d. Mixed

9 / 60

Each taste bud has————-that pick up signals from the foods we eat:

a. Tiny hairs

b. All the answers in this question are correct

c. A sticky top

d. A hard shell

10 / 60

Bulla:

a. large pustule

b. large lesion

c. Vesicle

d. Large vesicles that are confluent

11 / 60

Hypertrophy គឺជា៖

a. Decrease in cell number of an organ

b. Increase in size of an organ

c. Decrease in size of an organ

d. Increase in cell number of an organ

12 / 60

When do tonsils or adenoids need to be removed:

a. All the answers in this question are incorrect

b. When a child is having learning problems

c. When a child is 5 years old

d. When a child is 10 years old

13 / 60

The onecelled microorganisms also known as germs or microbes are:

a. Viruses

b. Bacteria

c. Cilia

d. Fungi

14 / 60

The mucogingival junction is the junction of:

a. Palatine gingival & rougae zone.

b. Sulcular epithelium & free gingiva.

c. Sulcular epithelium & free gingiva.

d. Alveolar mucosa and attached gingiva.

15 / 60

The connective tissue of the gingiva is known as the?

a. Lamina dura

b. Lamina propria

c. Fibroblasts

d. Dental cuticle

16 / 60

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

a. Pemphigus

b. A granulocytosis

c. Herpes simplex

d. Herpes zoster

17 / 60

Glands are classified based on?

a. Their secretory product

b. Made of secretion

c. Branching pattern of the ducts

d. All the answers in this question are correct

18 / 60

The sweet taste come from:

a. Sugars

b. Amino acids

c. All the answers in this question are correct

d. Alcohols

19 / 60

Stenon’s duct is of:

a. Sub-mandibular gland

b. Parotide gland

c. Minor gland

d. Sub-lingual gland

20 / 60

Striated duct is:

a. a duct from a submandibular gland

b. a duct from a salivery gland

c. a duct from intercalated ducts

d. a duct from a system duct

21 / 60

Intermediate layer មាននៅក្នុងៈ

a. Keratinized epithelium

b. Parakeratinized epithelium

c. Nonkeratinized epithelium

d. Orthokeratinized epithelium

22 / 60

Larges amount of saliva is produced by :

a. Parotid glands

b. Von Ebner glands

c. Submandibular glands

d. Sublingual glands

23 / 60

Supporting cells of taste buds are called as?

a. Taste cells

b. Acini

c. Von Ebner cells

d. Sustenticular cells

24 / 60

Technical term for bacteria that live on dead matter is:

a. Saprophytes

b. Viruses

c. Flagella

d. Parasites

25 / 60

ទីតាំងរបស់ Pharyngeal tonsil គឺៈ

a. នៅលើ Larynx

b. នៅខាងលើនិងខាងក្រោយកន្លែងបត់នៃរន្ធច្រមុះទៅក្នុង Nasopharynx

c. នៅលើ Palate

d. នៅលើ Pharynx

26 / 60

The oral mucosa ចែកចេញជា:

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

b. ពីរស្រទាប់ epithelium and connective tissue

c. បីស្រទាប់ epithelium, connective tissue and lamina propria

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

27 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Palatine tonsils and Lingual tonsil

b. Pharyngeal tonsil

c. All are corrects

d. Tubal tonsil

28 / 60

Which papillae are completely keratinized?

a. Foliate

b. Circumvallate

c. Filliform

d. Fungiform

29 / 60

The vermilion border requires frequent moistening because?

a. It contains less number of sweat glands

b. It contains more of sebaceous glands

c. It contains more of sweat glands

d. It contains less number of sebaceous glands

30 / 60

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

a. Pemphigus

b. Herpes zoster

c. Herpes simplex

d. A granulocytosis

31 / 60

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

a. 4th month

b. 2nd month

c. 3rd month

d. 1st month

32 / 60

Most areas of oral mucosa are:

a. NonKeratiniezd stratified epithelium

b. Keratiniezd stratified epithelium

c. ParaKeratiniezd stratified epithelium

d. OrthoKeratiniezd stratified epithelium

33 / 60

Masticatory mucosa has:

a. Elastic fibers in its lamina propria.

b. No connective tissue papillae.

c. Stratum corneum.

d. Elastic fibers in its blood vessels wall.

34 / 60

Myoepithelial cell of an acini is:

a. kind of cell in a tonsil

b. kind of contractile cell on an acini

c. kind of cell in a heart

d. kind of cell in a salivery gland

35 / 60

How many neurones are in the body of man:

a. 10,000,000

b. 10,000,000,000,000

c. 10,000

d. 10,000,000,000

36 / 60

Atrophy គឺជា៖

a. Lack of oxygen for cells

b. Lack of nutrition for cells

c. Chronic inflammation

d. Acute inflammation

37 / 60

នៅក្នុងមាត់ មាន Tosils អ្វីខ្លះ:

a. Palatine tonsils and Lingual tonsil

b. Pharyngeal tonsil

c. All the answers in this question are correct

d. Tubal tonsil

38 / 60

Wharton’s duct is of:

a. Sub-mandibular gland

b. Sub-lingual gland

c. Minor gland

d. Parotide gland

39 / 60

Function of acini is:

a. to produce hormone

b. to produce gastric acid

c. to produce histamine

d. to produce saliva

40 / 60

Bacteria that cause disease are called:

a. Protozoa

b. Saprophytes

c. Nonpathogenic

d. Pathogenic

41 / 60

Circumvallate papillae are supplied by?

a. Glossopharyngeal nerve

b. Lingual nerve

c. Hypoglossal nerve

d. Vagus

42 / 60

B-cells ( lumphocytes ) can?

a. Kill other cells

b. Secrete interferon

c. Suppress T-cells

d. Give rise to plasma cells

43 / 60

Which one of the following epithelium is least common?

a. Stratified columnar

b. Pseudo stratified columnar ( ciliated )

c. Simple columnar

d. Transitional

44 / 60

Which of the following is found in the cerebellum:

a. Neuroglia

b. Ganglion

c. Schwann cells

d. Basket cells

45 / 60

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

a. 10,000

b. 100

c. 100,000

d. 1,000

46 / 60

Submandibular gland is supplied by:

a. Facial artery

b. Inferior alveolar artery

c. Lingual artery

d. Submandibular artery

47 / 60

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

a. Gingiva and anterior part of hard palate

b. Tongue and soft palate

c. Retromolar area and hard palate

d. Lip and posterior third of the hard palate

48 / 60

Disease in plant or animal tissue is caused by:

a. Nonpathogenic bacteria

b. Saprophytes

c. Pathogenic bacteria

d. Acidophilus

49 / 60

The structure of the oral mucosa is:

a. Epithelium and basement membrane.

b. Mucosa & submucosa.

c. Epithelium, lamina propria and muscular layer.

d. Epithelium, lamina propria and basement membrane.

50 / 60

Masticatory mucosa in the oral cavity covers the?

a. Gingiva and hard palate

b. Alveolar mucosa and vestibular fornix

c. Floor of the mouth and soft palate

d. Lip and cheek

51 / 60

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

a. Contains clear submucosa.

b. It moves occlusally with age.

c. It is derived entirely from ectomesenchyme.

d. It moves apically with age.

52 / 60

The spirilla bacteria Trepnema pallida causes:

a. Tuberculosis

b. Pneumonia

c. Syphilis

d. Abscesses

53 / 60

Taste buds are in :

a. Tongue

b. Hard palate

c. Teeth

d. Soft palate

54 / 60

Soft palate is?

a. Looser anterior portion of the palate

b. Looser posterior portion of the palate

c. Posterior pillar of tonsils

d. Anterior pillar of tonsils

55 / 60

Inflammation of the lips is refered to as?

a. Vincent angina

b. Cheilitis

c. Stomatitis

d. Glossitis migrican

56 / 60

ទីតាំងរបស់ Palatine tonsil គឺៈ

a. នៅលើ Pharynx

b. នៅលើ Larynx

c. នៅលើ Palate

d. ចន្លោះ anterior pillar and posterior pillar

57 / 60

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

a. Follicular cyst

b. Ranula

c. Dermiod cyst

d. Dentigerous cyst

58 / 60

The sour taste come from:

a. All the answers in this question are incorrect

b. Citric acids

c. Amino acids

d. Sodium chloride

59 / 60

The tonsillar lymph node is situated at the level of?

a. Vertebrae

b. Clavicle

c. Angle of the mandible

d. Jugulodigastric crossing

60 / 60

The buccal mucosa:

a. Is continuous with the gingival mucosa.

b. It is firmly attached to the underlying tissues.

c. Has numerous connective tissue papillae.

d. Has a keratinized epithelium.

Your score is

The average score is 92%

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត