18 Questions
What is a characteristic of talc?
Fine white powder with smooth, greasy feeling
What is the purpose of protective agents in dermatology?
To prevent skin irritations
What is the process of preparing talc?
Boiling talc with dilute HCl
Which of the following is NOT a type of topical agent formulation?
Syrup
What is the purpose of zinc oxide in cosmetics?
As a protective agent
What is titanium dioxide commonly used for in cosmetics?
As a sunscreen
What is the molecular weight of Zinc Oxide?
81.34
What is the reaction for the preparation of Zinc Oxide from Zinc Sulfate?
ZnSO4 + Na2CO3 ----- ZnO + Na2SO4
What is Calamine used for in dermatology?
To treat skin eruptions and sunburn effects
What is the property of Titanium Dioxide that makes it useful in sunscreens?
Its high refractive index
What is the common use of Titanium Dioxide in cosmetics?
As a sunscreen agent
What is the common characteristic of Calamine and Titanium Dioxide as topical protective agents?
They are both insoluble in water
What is the primary function of sanitizers?
To maintain health for sanitization purposes
Which of the following is an example of an oxidative anti-microbial agent?
Hydrogen peroxide
What is the primary difference between antiseptics and disinfectants?
Antiseptics are used for living objects, while disinfectants are used for non-living objects
Which of the following is a mechanism of action of antimicrobial agents?
Oxidation
What is the purpose of potassium permanganate?
To act as a strong oxidizing agent
Which of the following is an example of a bacteriostatic agent?
Bacteriostatic agent
This quiz covers the introduction to topical agents, their classification, and sites of application on the body. It also includes types of formulations and classification of protectives.
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