An enzyme present in saliva which causes cell wall lysis____________?

Related Mcqs:

1. Which of the following structures, found external to the bacterial cell wall, are involved in bacterial attachment to cell surfaces?

   A. Capsule
   B. Flagella
   C. Pili
   D. Mesosomes

2. The antibacterial substance present in tears which acts by splitting cell wall components is____________?

   A. Penicillin
   B. Lysozyme
   C. Betalysine
   D. Lactoperoxidase

3. Which of the following antibacterial substance is present in eggs and saliva ?

   A. Lysozyme
   B. Secretozyme
   C. Albumin
   D. Isozyme

4. The drug which has an affinity for a receptor site and produces the intrinsic activity of the receptor cell or enzyme system is known as____________?

   A. An agonist
   B. A non competitive antagonist
   C. A physiologic antagonist
   D. A competitive antagonist

5. The normal pH of the saliva is about_____________?

   A. 5.5
   B. 9.5
   C. 7.5
   D. 8.5

6. The neutralization of saliva is due to______________?

   A. Mucin
   B. Ammonia
   C. Amino acids
   D. Bicarbonates

7. Saliva is secreted by____________?

   A. Major salivary glands
   B. Minor salivary glands
   C. Major & minor salivary glands
   D. Parotid gland

8. Total volume of saliva secreted by submandibular gland daily is______________?

   A. 750 ml
   B. 450 ml
   C. 1500 ml
   D. 1000 ml

9. A purine which is found in saliva is_______________?

   A. Uric acid
   B. Thymine
   C. Adenosine
   D. Hypolithinium

10. Of the total amount of saliva secreted by all the salivary glands, about 60% is secreted by the_____________?

    A. Parotid glands
    B. Sublingual glands
    C. Submandibular glands
    D. None of the above