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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

The function 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 secretary cells for structure organization
D All of the above
Correct Answer: All of the above
An enzyme present in saliva which causes cell wall lysis____________?
A Lysozhyme
B Peroxidase
C Lactoferin
D Hyaluronidase
Correct Answer: Lysozhyme
A purine which is found in saliva is_______________?
A Uric acid
B Thymine
C Adenosine
D Hypolithinium
Correct Answer: Adenosine
Acid neutralizing substance in saliva_____________?
A NH3
B Carbonate
C Bicarbonate
D Chlorides
Correct Answer: Bicarbonate
Total volume of saliva secreted by submandibular gland daily is______________?
A 750 ml
B 450 ml
C 1500 ml
D 1000 ml
Correct Answer: 450 ml
Serous demilunes are seen in______________?
A Salivary glands
B Pancreas
C Liver
D Gastric glands
Correct Answer: Salivary glands
Main function of salivary duct is_______________?
A To convey the saliva secreted by the terminal secretory units to oral cavity
B Antibacterial action by secreting lysoenzymes and lactoferrin
C Synthesis of secretory glycoproteins by Kallidrein an enzyme in striated duct cells
D None of the above
Correct Answer: To convey the saliva secreted by the terminal secretory units to oral cavity
Which of the following is correct about serous glands_____________?
A They are specialized for the synthesis, storage and secretion of proteins
B They contain secretory granules in the apical Cytoplasm and the secretion of granule content occurs by exocrytosis
C Serous cells are pyramidal in shape
D All of the above
Correct Answer: All of the above
Saliva is secreted by____________?
A Major salivary glands
B Minor salivary glands
C Major & minor salivary glands
D Parotid gland
Correct Answer: Major & minor salivary glands
The duct(s) of gland(s) opening into the floor of the mouth is (are)_______________?
A Submandibular and sublingual
B submandibular and parotid
C Sublingual and parotid
D Von Ebner
Correct Answer: Submandibular and sublingual
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