Oral Biology Exam-2 (Quiz MCQ)

10 Questions | By Obdcu | Updated: Mar 21, 2022 | Attempts: 1647

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27/2-----------4/3:Exam 2:Quiz (Short questions type exam + Histological Drawing).

Questions and Answers

1.

Fungiform papillae:
- A.
  
  Are seen as white spots.
- B.
  
  Have a stratum corneum.
- C.
  
  Carry taste buds.
- D.
  
  Have a lamina propria which is poorly vascularized.
2.

The secretions of salivary glands are:
- A.
  
  Exocrine and holocrine.
- B.
  
  Exocrine and merocrine.
- C.
  
  Exocrine and apocrine.
- D.
  
  Endocrine and merocrine.
3.

Tongue papillae responsible for bitter taste sensation:
- A.
  
  Filliform papillae.
- B.
  
  Fungiform papillae.
- C.
  
  Circumvallate papillae.
- D.
  
  Foliate papillae.
4.

The cytoplasmic basophilia observed in acinar cells of the adult parotid gland is due to:
- A.
  
  Mucigen granules.
- B.
  
  Ribosomes.
- C.
  
  Glycoproteins.
- D.
  
  Lysosomes.
5.

Which is not true about taste buds:
- A.
  
  The supporting cells of a taste bud carry taste hairs.
- B.
  
  10 to 20 neuroepithelial cells are the receptors of taste stimuli in a taste bud.
- C.
  
  Taste buds extend from the basal lamina to the surface of epithelium.
- D.
  
  Nerve fibers end in contact with the sensory cells in the taste buds.
6.

The concentration of sodium and chloride in saliva is controlled by:
- A.
  
  Highly differentiated serous cells.
- B.
  
  Well developed mucous cells.
- C.
  
  Striated ducts.
- D.
  
  Intercalated ducts.
7.

Which of the following regions has a non-keratinized epithelium and is loosely attached to the underlying structure:
- A.
  
  Buccal mucosa.
- B.
  
  Attached gingiva.
- C.
  
  Hard palate.
- D.
  
  Vestibular fornix.
8.

The groups of entirely serous adult salivary glands are:
- A.
  
  Von Ebner's and palatal.
- B.
  
  Parotid and Von Ebner's.
- C.
  
  Parotid and submandibular.
- D.
  
  Sublingual and submandibular.
9.

Which of the following is true concerning the maxillary sinus?
- A.
  
  It begins to develop at age 6 months .
- B.
  
  Its growth is by pneumotization.
- C.
  
  It is lined by pseudostratified squamous epithelium.
- D.
  
  Its opening is in the oral cavity.
10.

Glands emptying the circumvalate trough are the:
- A.
  
  Mucous glands.
- B.
  
  Serous glands.
- C.
  
  Glands of Nuhn.
- D.
  
  Mucous and serous mixed glands.