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MCQs on Oral Histology - Salivary Glands Part 1


# The normal pH of saliva is about:
A. 5.5
B. 9.5
C. 7.5
D. 8.5

# Of the total amount of saliva secreted by all the salivary glands, about 60% is secreted by :
A. Parotid glands
B. Sublingual glands
C. Submandibular glands
D. None of the above


# The basket cells are also known as :
A. Myoepithelial cells
B. Endothelial cells
C. Parenchymal cells
D. None of the above

# The three bilaterally paired major salivary glands are located :
A. Extraorally
B. Intraorally
C. In tongue
D. In neck

# The parotid glands open through the :
A. Stensen's duct
B. Wharton's duct
C. Bartholin's duct
D. Blandin's duct

# The saliva is neutralised due to:
A. Mucin
B. Ammonia
C. Amino acids
D. Bicarbonates

# Among various glands, salivary gland secretion is unique in that, its secretions are controlled by:
A. Hormones
B. Nerves
C. Chemicals
D. All of the above

# The content of saliva include all except:
A. Amylase
B. Urea
C. Lysoenzyme
D. Lipase


# The ducts of glands opening into the floor of the mouth are :
A. Submandibular and sublingual
B. Submandibular and parotid
C. Sublingual and parotid
D. Von Ebner

# Sublingual gland is a :
A. Mixed gland
B. Serous gland
C. Mucous gland
D. Present in root of tongue

# Bartholin's duct is the name of:
A. Parotid duct
B. Submandibular duct
C. Sublingual duct
D. Lacrimal duct

# The glands of Blandin and Nuhn are:
A. the posterior lingual glands
B. the anterior lingual glands located near the apex of the tongue
C. the glossopalatine glands
D. the palatine glands

# A purine which is found in saliva is :
A. Uric acid
B. Thymine
C. Adenosine
D. Hypolithinium

# Which of the folowing is not found in saliva?
A. Lysozyme
B. Phosphate
C. Bicarbonate
D. Trypsin

# Mucin in mucous cells are usually demonstrated by:
A. PAP stain
B. H and E stain
C. Mucicarmine stain
D. Mallory stain

# The functions of myoepithelial cells may be:
A. Initiating contraction
B. Support for the end piece during active secretion of saliva
C. Provide signals to the acinar secretory cells for structural reorganization
D. All of the above

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