Drugs For The Skin

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Questions and Answers

Which layer of the epidermis contains the only cells that are mitotically active?

  • Melanocytes layer
  • Stratum germinativum (correct)
  • Stratum corneum
  • Cornified layer

What is the primary function of the dermis?

  • To store fat cells
  • To produce melanin
  • To provide support and nourishment for the epidermis (correct)
  • To convert cytoplasm to keratin

What is the texture of the outer layer of the epidermis known as?

  • Cornified layer (correct)
  • Melanocyte layer
  • Basal layer
  • Stratum germinativum

Which component of the skin produces melanin, the pigment that determines skin color?

<p>Melanocytes (A)</p> Signup and view all the answers

What is a characteristic of ointments?

<p>They are thick and greasy with an oil or petroleum jelly base (D)</p> Signup and view all the answers

What is the major component found in the subcutaneous tissue?

<p>Fat (A)</p> Signup and view all the answers

Which type of formulation is the best choice for conditions with thickened or inflamed skin?

<p>Ointments (D)</p> Signup and view all the answers

Which type of formulation is recommended for oily skin due to its non-greasy nature?

<p>Lotions (B)</p> Signup and view all the answers

What are pastes commonly used for?

<p>Occluded areas like diaper rash under a diaper (D)</p> Signup and view all the answers

Why should occlusive dressings not be used with topical glucocorticoids?

<p>To avoid excessive absorption (B)</p> Signup and view all the answers

Which type of agent promotes shedding of the stratum corneum?

<p>Keratolytic agents (D)</p> Signup and view all the answers

What is a potential side effect of prolonged use of topical glucocorticoids?

<p><em>Hypertrichosis</em> (C)</p> Signup and view all the answers

How do glucocorticoids influence the risk of local infection?

<p><em>Atrophy</em> of dermis and epidermis (A)</p> Signup and view all the answers

Adrenal suppression is a concern associated with which type of medication?

<p><em>Glucocorticoids</em> (A)</p> Signup and view all the answers

Powders are most suitable for which type of area?

<p><em>Areas prone to heavy perspiration</em> (C)</p> Signup and view all the answers

Foams are preferred for which type of skin area?

<p><em>Hairy areas</em> (B)</p> Signup and view all the answers

What concentration range is typically used for achieving keratolytic effects?

<p>3% to 6% (D)</p> Signup and view all the answers

Which symptom can occur if sulfur-containing compounds are used in large amounts for a long time?

<p>Tinnitus (D)</p> Signup and view all the answers

What is the primary mechanism of action of benzoyl peroxide in treating acne?

<p>Suppressing growth of P.acnes (C)</p> Signup and view all the answers

Which drug class is considered the principal agent for severe acne?

<p>Isotretinoin (C)</p> Signup and view all the answers

Which option represents a common side effect of dapsone gel?

<p>Redness (D)</p> Signup and view all the answers

What is the recommended approach to minimize acne lesions in patients with milder acne?

<p>Cleansing with a gentle soap a couple of times a day (D)</p> Signup and view all the answers

Which oral therapy has been used for decades in leprosy and shows benefits in reducing inflammation and number of lesions in acne patients?

<p>Dapsone (D)</p> Signup and view all the answers

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