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

Related Mcqs:

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

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

2. All of the following antibacterial agents acts by inhibiting cell wall systhesis except________________?

   A. Carbapenems
   B. Monobactams
   C. Cephamycins
   D. Nitrofurantoins

3. An enzyme present in saliva which causes cell wall lysis____________?

   A. Lysozhyme
   B. Peroxidase
   C. Lactoferin
   D. Hyaluronidase

4. The predominant immunoglobulin in saliva is_______________?

   A. IgA
   B. IgD
   C. IgE
   D. IgG

5. Which of the following is not affected by saliva ?

   A. Impression plaster
   B. Impression paste
   C. Silicon impression material
   D. None of the above

6. Salivary protein, which prevents transmission of human immunodeficiency virus via saliva, is____________?

   A. Sialoperoxidase
   B. Secretory IgA
   C. Salivary leukocyte proteinase inhibitor
   D. Histidine rich proteins

7. Copious flow of watery saliva is secreted in response to _____________?

   A. Parasympathetic stimulation
   B. Sympathetic stimulation
   C. CNS stimulation
   D. sensory stimulation

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

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

9. 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

10. In a caries-free individual the saliva has_____________?

    A. low buffering capacity of acids
    B. Medium buffering capacity for acids
    C. High buffering capacity for acids
    D. Independent of buffering capacity for acids