Skin Diseases & Disorders

Question 1

What are the three main types of skin cancer?

Answer 1

Basal Cell Carcinoma (BCC), Squamous Cell Carcinoma (SCC), and Melanoma.

Question 2

Which type of skin cancer is the most deadly?

Answer 2

Melanoma – highly metastatic and aggressive.

Question 3

What is the primary cause of skin cancer?

Answer 3

UV radiation exposure from the sun or tanning beds.

Question 4

What is the ABCDE rule for detecting melanoma?

Answer 4

• A - Asymmetry
  
  • B - Border irregularity
  • C - Color variations
  • D - Diameter >6mm
    E - Evolving shape/size

Question 5

Which layer of the epidermis is affected by Basal Cell Carcinoma?

Answer 5

Stratum Basale

Question 6

Which type of skin cancer affects keratinocytes in the stratum spinosum?

Answer 6

Squamous Cell Carcinoma (SCC)

Question 7

What is the most common skin cancer in the U.S.?

Answer 7

Basal Cell Carcinoma (BCC)

Question 8

How does melanoma usually develop?

Answer 8

From an existing mole that changes in size, shape, or color.

Question 9

Why are scars often lighter than the surrounding skin?

Answer 9

They have fewer blood vessels and densely packed collagen fibers.

Question 10

What are the three primary treatments for skin cancer?

Answer 10

Surgery, radiation, and immunotherapy.

Question 11

What are 4 causes of cancer?

Answer 11

Mutations, Epigenic modifications, Environmental factor, aging & DNA replication errors