Question 1

A patient arrives at the emergency room with burns that have destroyed both the epidermis and the entire dermis, resulting in a painless, charred area. How would you classify this burn?

Accepted Answer

Third-degree burn

Question 2

Which formula is commonly used to estimate the percentage of body surface area affected by burns in adults?

Accepted Answer

Rule of Nines

Question 3

A 35-year-old male presents with a burn that is red, painful, and blanches with pressure. Only the epidermis is involved. What is the classification of this burn?

Accepted Answer

First-degree burn

Question 4

Which of the following is NOT one of the three main types of cancerous skin tumors?

Accepted Answer

Adenocarcinoma

Question 5

A patient has a burn that is moist, blistered, and very painful, involving both the epidermis and part of the dermis. What is the most accurate classification?

Accepted Answer

Second-degree burn

Question 6

Which type of skin cancer is most likely to metastasize rapidly and is associated with the highest mortality?

Accepted Answer

Melanoma

Question 7

A 60-year-old woman presents with a pearly, raised lesion on her nose that bleeds easily. Which type of skin cancer is most likely?

Accepted Answer

Basal cell carcinoma

Question 8

Which of the following is a key distinguishing feature of squamous cell carcinoma compared to basal cell carcinoma?

Accepted Answer

It often presents as a scaly, ulcerated nodule

Question 9

A patient presents with a rapidly growing, irregularly pigmented lesion with asymmetrical borders. Which type of skin cancer should be most suspected?

Accepted Answer

Melanoma

Question 10

Using the Rule of Nines, what percentage of total body surface area is assigned to the entire right arm in an adult?

Accepted Answer

$$9\%$$

Question 11

Which of the following best describes a third-degree (full-thickness) burn?

Accepted Answer

Dry, leathery, and painless

Question 12

A 45-year-old man presents with a burn that is dry, white, and painless. Which layers of the skin are most likely destroyed?

Accepted Answer

Epidermis and entire dermis

Question 13

Which of the following is the most common type of skin cancer?

Accepted Answer

Basal cell carcinoma

Question 14

A patient with a history of chronic sun exposure develops a firm, red nodule on the lower lip. Which type of skin cancer is most likely?

Accepted Answer

Squamous cell carcinoma

Question 15

Which of the following is a critical factor in determining the severity of a burn injury?

Accepted Answer

The depth and total body surface area affected

Pathology of the Skin: Burns and Skin Cancer

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