Oral Histology Test

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Oral Histology Test

1 / 60

The sour taste come from:

a. Amino acids

b. Sodium chloride

c. Citric acids

d. All the answers in this question are incorrect

2 / 60

ទីតាំងរបស់ Pharyngeal tonsil គឺៈ

a. នៅលើ Larynx

b. នៅលើ Palate

c. នៅលើ Pharynx

d. នៅខាងលើនិងខាងក្រោយកន្លែងបត់នៃរន្ធច្រមុះទៅក្នុង Nasopharynx

3 / 60

The total amount of saliva secreted by all the salivary glands about 60% is secreted by :

a. Submandibular glands

b. All the answers in this question are incorrect

c. Parotid glands

d. Sublingual glands

4 / 60

Technical term for bacteria that live on dead matter is:

a. Saprophytes

b. Flagella

c. Viruses

d. Parasites

5 / 60

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

a. Noisy breathing while a wake

b. Ear infections that keep coming back

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

d. All the answers in this question are correct

e. Snoring during sleep

6 / 60

Which of the following is true of the sulcular epithelium:

a. Has submucosa.

b. Is nonkeratinized.

c. Consists of keratinized epithelium.

d. Contain connective tissue papillae.

7 / 60

Inflammation of the lips is refered to as?

a. Vincent angina

b. Cheilitis

c. Glossitis migrican

d. Stomatitis

8 / 60

The lymph nodes មានតួនាទី :

a. ច្រោះ Proteins

b. ច្រោះ Lipids

c. ច្រោះ Toxic products

d. ច្រោះ Glucose

9 / 60

Parasites are types of:

a. Pathogenic virus

b. Pathogenic bacteria

c. Nonpathogenic bacteria

d. Disease

10 / 60

Lumen is:

a. a central opening of a tooth

b. a cental opening of an acini

c. a central opening of an oral cavity

d. a central opening of a gland

11 / 60

Granular layer មាននៅក្នុងៈ

a. Non-keratinized epithelium

b. Keratinized epithelium

c. Para-keratinized epithelium

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

12 / 60

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

a. Chronic

b. Congenital

c. Occupational

d. Communicable

13 / 60

What is the end of an axon called:

a. Perikaryon

b. Astrocyte

c. Ganglion

d. Terminal bouton

14 / 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

15 / 60

Supporting cells of taste buds are called as?

a. Von Ebner cells

b. Taste cells

c. Sustenticular cells

d. Acini

16 / 60

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

a. Ranula

b. Follicular cyst

c. Dentigerous cyst

d. Dermiod cyst

17 / 60

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

a. Keratohyaline granules.

b. Odland's bodies.

c. Tonofilaments.

d. Desmosomes.

18 / 60

Glands are classified based on?

a. All the answers in this question are correct

b. Their secretory product

c. Made of secretion

d. Branching pattern of the ducts

19 / 60

Hypertrophy is?

a. Increase in size of an organ

b. Decrease in cell number of an organ

c. Increase in cell number of an organ

d. Decrease in size of an organ

20 / 60

Partially keratinized papilla is?

a. Circumvallate

b. Filliform

c. Fungiform

d. Foliate

21 / 60

Taste buds are in

a. Teeth

b. Hard palate

c. Tongue

d. Soft palate

22 / 60

Buccal mucosa is?

a. Ortho keratinized

b. Keratinized

c. Para keratinized

d. Non- keratinized

23 / 60

The somatic nervous system is part of the:

a. All the answers in this question are incorrect

b. Autonomic nervous system

c. Sympathetic nervous system

d. Parasympathetic nervous system

24 / 60

Taste buds មិនមាននៅក្នុង៖

a. Filiform papillae

b. Circumvallate papillae

c. Foliate papillae

d. Fungiform papillae

25 / 60

Keratohyalin granules are present in:

a. Granular layer and prickle cell layer

b. Basal layer and prickle cell layer

c. Basement membrane

d. Cornified layer

26 / 60

How many neurones are in the body of man:

a. 10,000,000

b. 10,000,000,000

c. 10,000,000,000,000

d. 10,000

27 / 60

Long connective tissue papillae and keratinized epithelium are a feature of these parts of oral mucosa?

a. Hard and soft palate

b. Gingiva and alveolar mucosa

c. Hard palate and gingiva

d. Buccal and alveolar mucosa

28 / 60

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

a. II

b. I

c. III

d. IV

29 / 60

Parakeratinized epithelium is found in:

a. Vestibular fornix.

b. Floor of the mouth.

c. Ventral surface of tongue.

d. Gingiva.

30 / 60

The peripheral nervous system includes the:

a. Brain

b. Nuclei

c. Somatic nervous system

d. Spinal cord

31 / 60

Circumvallate papillae are supplied by?

a. Vagus

b. Glossopharyngeal nerve

c. Lingual nerve

d. Hypoglossal nerve

32 / 60

Most areas of oral mucosa are:

a. NonKeratiniezd stratified epithelium

b. ParaKeratiniezd stratified epithelium

c. Keratiniezd stratified epithelium

d. OrthoKeratiniezd stratified epithelium

33 / 60

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Which is not true about taste buds:

a. Taste buds extend from the basal lamina to the surface of epithelium.

b. Nerve fibers end in contact with the sensory cells in the taste buds.

c. The supporting cells of a taste bud carry taste hairs.

d. 10 to 20 neuroepithelial cells are the receptors of taste stimuli in a taste bud.

34 / 60

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

a. Parotid gland

b. Submandibular gland

c. All the answers in this question are incorrect

d. Sublingual gland

35 / 60

Wharton’s duct is of:

a. Sub-lingual gland

b. Minor gland

c. Parotide gland

d. Sub-mandibular gland

36 / 60

Sublingual glands is a :

a. Mixed glands

b. Mucous gland

c. Present in root of the tongue

d. Serous gland

37 / 60

Wharton’s duct drains the:

a. Parotid

b. Lacrimal gland

c. Submandibular gland

d. Pancreas

38 / 60

Cornified layer មាននៅក្នុងៈ

a. Keratinized epithelium

b. Orthokeratinized epithelium

c. Parakeratinized epithelium

d. Nonkeratinized epithelium

39 / 60

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

a. Streptococci

b. Diplococci

c. Bacilli

d. Staphylococci

40 / 60

Secialized cells migrate:

a. to lamina propria

b. to the lower layer

c. to basement membrane

d. to the upper layers

41 / 60

Hyperplasia គឺជា៖

a. Increase in size of an organ or tissue

b. Decrease in size of an organ

c. Increase in cell number of an organ or tissue

d. Decrease in cell number of an organ

42 / 60

Keratohyaline granules are more evident in?

a. Non keratinized

b. Ortho keratinized

c. Para keratinized

d. Keratinized

43 / 60

What do your tonsils and adenoids do:

a. They are part of your immune system

b. They help your nose with the sense of smell

c. They don’t do anything

d. All the answers in this question are incorrect

44 / 60

The vermilion border requires frequent moistening because?

a. It contains less number of sebaceous glands

b. It contains less number of sweat glands

c. It contains more of sebaceous glands

d. It contains more of sweat glands

45 / 60

The grooved- shaped papillae on the sides of the tongue are called:

a. Foliate

b. Circumvallate

c. Filliform

d. Fungiform

46 / 60

Soft palate is?

a. Looser posterior portion of the palate

b. Looser anterior portion of the palate

c. Anterior pillar of tonsils

d. Posterior pillar of tonsils

47 / 60

Keratohyalin granules are present in

a. Basement membrane

b. Cornified layer

c. Basal layer and prickle cell layer

d. Granular layer and prickle cell layer

48 / 60

Disease in plant or animal tissue is caused by:

a. Pathogenic bacteria

b. Acidophilus

c. Saprophytes

d. Nonpathogenic bacteria

49 / 60

A sign of bacterial infection is:

a. Bleeding

b. Pus

c. Parasites

d. A cold

50 / 60

Atrophy គឺជា៖

a. Lack of oxygen for cells

b. Lack of nutrition for cells

c. Chronic inflammation

d. Acute inflammation

51 / 60

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

a. 3rd month

b. 4th month

c. 1st month

d. 2nd month

52 / 60

The parotid glands open through the :

a. Blandin’s duct

b. Wharton’s duct

c. Bartholin’s duct

d. Stensen’s duct

53 / 60

Specialized cells stem from

a. Cornified layer

b. Granular layer

c. Basal layer and prickle cell layer

d. Basement membrane

54 / 60

Stratum granulosum is not present in?

a. Hyper orthokeratosis

b. Non keratinized epithelium

c. Sulcular epithelium

d. Hyper parakeratosis

55 / 60

Diskeratosis is?

a. Chronic inflammation

b. Precancerous state

c. Increasing in the number of cells

d. Acute inflammation

56 / 60

The function of myoepithelial cells may be :

a. All the answers in this question are correct

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

c. Initiating contraction

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

57 / 60

The spirilla bacteria Trepnema pallida causes:

a. Pneumonia

b. Tuberculosis

c. Abscesses

d. Syphilis

58 / 60

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

a. Pemphigus

b. Herpes simplex

c. A granulocytosis

d. Herpes zoster

59 / 60

Basement membrane នៅចន្លោះ:

a. Epithelium and lamina propria

b. Epithelium and Bone

c. Lamina propria and submucosa

d. Epithelium and submucosa

60 / 60

Myoepithelial cell of an acini is:

a. kind of contractile cell on an acini

b. kind of cell in a heart

c. kind of cell in a salivery gland

d. kind of cell in a tonsil

Your score is

The average score is 78%

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត