TOPIC: DEFENSE MECHANISM OF GINGIVA

📌 POINTS TO PONDER

🔹Organulocytes are the living PMNs in saliva.

🔹Factors VIII, IX, X, plasma thromboplastin antecedent (PTA) and Hageman factor are the coagulation factors present in saliva.

🔹 The drugs that cause xerostomia are anticholinergics, antipsychotics, anti-Parkinsonian, antidepressants, anti-histamines and antihypertensives.

🔹The 1: 3 ratio is the normal ratio of B-lymphocytes to T-lymphocytes in GCF.

🔹 Various drugs excreted through GCF are tetracyclines, metronidazole, clindamycin, tinidazole and erythromycin.

📌 Defense mechanisms of oral cavity

📣 Defense mechanisms of oral cavity are due to:

🔸Saliva.

🔸Sulcular fluid.