Oral Histology Test

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Oral Histology Test

1 / 60

The basket cells are also known as :

a. Parenchymal cells

b. Myoepithelial cells

c. All the answers in this question are incorrect

d. Endothelial cells

2 / 60

Facial artery is the branch of the:

a. Internal carotid artery

b. Superficial temporal

c. External carotid artery

3 / 60

The structure of the oral mucosa is:

a. Epithelium and basement membrane.

b. Mucosa & submucosa.

c. Epithelium, lamina propria and basement membrane.

d. Epithelium, lamina propria and muscular layer.

4 / 60

When do tonsils or adenoids need to be removed:

a. When a child is 10 years old

b. When a child is having learning problems

c. When a child is 5 years old

d. All the answers in this question are incorrect

5 / 60

Sublingual glands is a :

a. Serous gland

b. Present in root of the tongue

c. Mixed glands

d. Mucous gland

6 / 60

Disease in plant or animal tissue is caused by:

a. Saprophytes

b. Nonpathogenic bacteria

c. Acidophilus

d. Pathogenic bacteria

7 / 60

Keratohyalin granules are present in:

a. Cornified layer

b. Granular layer and prickle cell layer

c. Basement membrane

d. Basal layer and prickle cell layer

8 / 60

What is the end of an axon called:

a. Terminal bouton

b. Ganglion

c. Perikaryon

d. Astrocyte

9 / 60

Technical term for bacteria that live on dead matter is:

a. Flagella

b. Viruses

c. Parasites

d. Saprophytes

10 / 60

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

a. Thichness of oral epithelium.

b. Epithelial keratinization.

c. Vascularity of the lamina propria.

d. Existance of high number of langerhans cells.

11 / 60

ទីតាំងរបស់ Lingual tonsil គឺៈ

a. នៅលើ Palate

b. នៅផ្នែកខាងក្រោយបង្អស់នៃអណ្តាត ក្នុងបំពង់ក

c. នៅលើ Larynx

d. នៅលើ Pharynx

12 / 60

Basement membrane នៅចន្លោះ:

a. Epithelium and Bone

b. Lamina propria and submucosa

c. Epithelium and lamina propria

d. Epithelium and submucosa

13 / 60

ទីតាំងរបស់ Palatine tonsil គឺៈ

a. នៅលើ Palate

b. នៅលើ Pharynx

c. នៅលើ Larynx

d. ចន្លោះ anterior pillar and posterior pillar

14 / 60

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

a. Tiny hairs

b. A hard shell

c. All the answers in this question are correct

d. A sticky top

15 / 60

The parotid glands open through the :

a. Blandin’s duct

b. Bartholin’s duct

c. Stensen’s duct

d. Wharton’s duct

16 / 60

Cornified layer មាននៅក្នុងៈ

a. Parakeratinized epithelium

b. Keratinized epithelium

c. Nonkeratinized epithelium

d. Orthokeratinized epithelium

17 / 60

Circumvallate papillae are supplied by?

a. Vagus

b. Hypoglossal nerve

c. Glossopharyngeal nerve

d. Lingual nerve

18 / 60

Diskeratosis is?

a. Acute inflammation

b. Increasing in the number of cells

c. Precancerous state

d. Chronic inflammation

19 / 60

The three laterally paired major salivary glands are located :

a. In tongue

b. Extra orally

c. Intra orally

d. In neck

20 / 60

A long with a sore throat and fever ,which of these can be a symptom of an adenoid infection:

a. Breathing mostly through the mouth, rather than through the nose

b. Ear infections that keep coming back

c. All the answers in this question are correct

d. Noisy breathing while a wake

e. Snoring during sleep

21 / 60

The humans, the lining epithelium of the esophagus is?

a. Stratified squamous, non-keratinized

b. Simple columnar

c. Transitional

d. Stratified squamous, keratinized

22 / 60

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

a. Fibroma

b. Papilloma

c. Hemangioma

d. Adenoma

23 / 60

Diskeratosis គឺជាៈ

a. Abnormality of orientation and cells mitosis.

b. Abnormality of structure and development of epithelial cells.

c. Abnormality of migration and cells mitosis.

d. Abnormality of orientation and development of epithelial cells.

24 / 60

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

a. Filliform

b. Circumvallate

c. Fungiform

d. Foliate

25 / 60

Which these is a common problem with tonsils:

a. They become swollen

b. They make an infection worse

c. They can become infected themselves

d. They become swollen and They can become infected themselves

26 / 60

Tongue papillae responsible for bitter taste sensation:

a. Filliform papillae.

b. Foliate papillae.

c. Fungiform papillae.

d. Circumvallate papillae.

27 / 60

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

a. Vestibular fornix.

b. Hard palate.

c. Attached gingiva.

d. Buccal mucosa.

28 / 60

Keratohyaline granules are more evident in?

a. Para keratinized

b. Ortho keratinized

c. Keratinized

d. Non keratinized

29 / 60

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

a. Vallate.

b. Foliate.

c. Filliform.

d. Fungiform.

30 / 60

Larges amount of saliva is produced by :

a. Von Ebner glands

b. Parotid glands

c. Sublingual glands

d. Submandibular glands

31 / 60

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

a. Sublingual gland

b. All the answers in this question are incorrect

c. Parotid gland

d. Submandibular gland

32 / 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

33 / 60

In which area the connective tissue papillae are long & numerous?:

a. Floor of the mouth.

b. Gingiva.

c. Alveolar mucosa.

d. Buccal mucosa.

34 / 60

Masticatory mucosa in the oral cavity covers the?

a. Lip and cheek

b. Gingiva and hard palate

c. Floor of the mouth and soft palate

d. Alveolar mucosa and vestibular fornix

35 / 60

Bulla

a. Vesicle

b. large lesion

c. Large vesicles that are confluent

d. large pustule

36 / 60

Stratum granulosum is not present in?

a. Hyper parakeratosis

b. Hyper orthokeratosis

c. Sulcular epithelium

d. Non keratinized epithelium

37 / 60

The sweet taste come from:

a. Sugars

b. All the answers in this question are correct

c. Amino acids

d. Alcohols

38 / 60

Salivary glands are not found in :

a. In mandible posterior to the 3rd molar

b. Posterior part of the hard palate

c. Anterior part of the hard palate

d. Nasopalatine canal

39 / 60

Which of the following conditions present as complete vesicle?

a. Pyostomatitis

b. Dermatitis

c. Aphthous ulcer

d. Pemphigus

40 / 60

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

a. Top

b. Tip and sides

c. Back

d. Underneath

41 / 60

Which of the following is true of the attachment epithelium?:

a. Its coronal end is found at the bottom of the gingival sulcus.

b. Is impermeable to dyes and fluids.

c. Can migrate coronally.

d. Its apical migration is the major causative factor in active eruption.

42 / 60

ទីតាំងរបស់ Tubal tonsil គឺៈ

a. នៅលើ Larynx

b. នៅខាងក្រោយនៃ opening of Eustachian tube គឺនៅក្នុង Nasopharynx

c. នៅលើ Pharynx

d. នៅលើ Palate

43 / 60

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

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

b. It shifts apically with age.

c. Its epithelial cells are keratinized stratified squamous.

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

44 / 60

Which of the following is true of the sulcular epithelium:

a. Contain connective tissue papillae.

b. Has submucosa.

c. Consists of keratinized epithelium.

d. Is nonkeratinized.

45 / 60

The peripheral nervous system includes the:

a. Spinal cord

b. Somatic nervous system

c. Brain

d. Nuclei

46 / 60

Labial and buccal miner salivary glands are:

a. Purely serous

b. All the answers in this question are incorrect

c. Purely mucous

d. Mixed

47 / 60

Granular layer មាននៅក្នុងៈ

a. Non-keratinized epithelium

b. Keratinized epithelium

c. Para-keratinized epithelium

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

48 / 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

49 / 60

The tonsillar lymph node is situated at the level of?

a. Angle of the mandible

b. Vertebrae

c. Clavicle

d. Jugulodigastric crossing

50 / 60

The connective tissue of the gingiva is known as the?

a. Lamina dura

b. Lamina propria

c. Dental cuticle

d. Fibroblasts

51 / 60

Submandibular gland is supplied by:

a. Facial artery

b. Inferior alveolar artery

c. Lingual artery

d. Submandibular artery

52 / 60

Which these may be a symptom of tonsillitis:

a. Swollen lymph nodes in the neck

b. All the answers in this question are correct

c. Fever

d. Sore throat

e. Bad breath

53 / 60

Parasites are types of:

a. Pathogenic virus

b. Disease

c. Pathogenic bacteria

d. Nonpathogenic bacteria

54 / 60

Vesicle គឺជា

a. ពងទឹកលាយខ្ទុះ

b. ពងទឹកលាយឈាម

c. ពងទឹក

d. ពងខ្ទុះ

55 / 60

Myoepithelial cells are present in :

a. Mucous cells

b. Striate duct

c. Serous cells

d. Intercalated duct and terminal duct

56 / 60

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

a. Reduced enamel epithelium & gingiva.

b. Enamel cuticle.

c. Vestibular lamina.

d. Dental sac.

57 / 60

B-cells ( lumphocytes ) can?

a. Give rise to plasma cells

b. Suppress T-cells

c. Kill other cells

d. Secrete interferon

58 / 60

Masticatory mucosa has:

a. No connective tissue papillae.

b. Stratum corneum.

c. Elastic fibers in its blood vessels wall.

d. Elastic fibers in its lamina propria.

59 / 60

Color of the normal gingiva is?

a. Coral pink

b. Red

c. Pink

d. All the answers in this question are incorrect

60 / 60

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

a. Roof of the soft plate

b. Lips

c. Oropharynx

d. Tongue

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត