37. Hydrogen peroxide is used as peroxide is used as (a) antiseptic (b) acidifying agent (c) protective (d) antioxidant 38. KMnO4 solutions are used for (a) antibacterial (b) antifungal (c) both the above (d) none of these 39. AgNO3 is categorizes into (a) oxidative antimicrobial agent (b) halogenated antimicrobial agent (c) protein ppt. antimicrobial agent (d) all of the above 40. Fluoride inhibits caries formation via (a) | acid solubility of enamel (b) bacterial inhibition (c) both the above (d) f acid solubility of enamel Write (T) for True and (F) for False statement. 41. Purified water is used for parenterel. True false 42. Water for injection purified by distillation. True 43. Systemic antacid is soluble, readily absorbed. 44. Non-systemic antacid do not exert any systemic effect. 45. NaHCO3 is systemic antacid. True False 46. Aluminium containing antacid has consipating effect. 47. Ca containing antacid tend to be constipating and usually found in combination with Magnesium antacid True false

37. Hydrogen peroxide is used as<br />(a) antiseptic<br /><br />Hydrogen peroxide is commonly used as an antiseptic to disinfect wounds and prevent infection.<br /><br />38. $KMnO4$ solutions are used for<br />(c) both the above<br /><br />$KMnO4$ solutions are used for both antibacterial and antifungal purposes.<br /><br />39. AgNO3 is categorized into<br />(a) oxidative antimicrobial agent<br /><br />AgNO3 is categorized as an oxidative antimicrobial agent.<br /><br />40. Fluoride inhibits caries formation via<br />(c) both the above<br /><br />Fluoride inhibits caries formation via both the acid solubility of enamel and bacterial inhibition.<br /><br />Write (T) for True and (F) for False statement.<br /><br />41. Purified water is used for parenteral.<br />True<br /><br />Purified water is used for parenteral administration to ensure safety and sterility.<br /><br />42. Water for injection is purified by distillation.<br />True<br /><br />Water for injection is typically purified by distillation to remove impurities and ensure it is safe for use.<br /><br />43. Systemic antacid is soluble, readily absorbed.<br />True<br /><br />Systemic antacids are soluble and readily absorbed into the bloodstream to exert their effects.<br /><br />44. Non-systemic antacid do not exert any systemic effect.<br />True<br /><br />Non-systemic antacids do not exert any systemic effects and primarily work locally in the stomach.<br /><br />45. NaHCO3 is systemic antacid.<br />False<br /><br />NaHCO3 (sodium bicarbonate) is a non-systemic antacid.<br /><br />46. Aluminum-containing antacid has constipating effect.<br />True<br /><br />Aluminum-containing antacids can have a constipating effect.<br /><br />47. Ca-containing antacid tend to be constipating and usually found in combination with<br />Magnesium antacid.<br />True<br /><br />Calcium-containing antacids tend to be constipating and are often found in combination with magnesium antacids to counteract this effect.