Q: Which equation best represents the relationship between the degree of burn and the layers of skin affected?

$$1^{\text{st}$$}\ \text{degree}:\ \text{epidermis only};\ $$2^{\text{nd}$$}\ \text{degree}:\ \text{epidermis} + \text{part of dermis};\ $$3^{\text{rd}$$}\ \text{degree}:\ \text{epidermis and dermis destroyed}$$

Question 1

Which of the following is NOT a main function of the skin?

Accepted Answer

Production of red blood cells

Question 2

A patient presents with a blister filled with fluid after touching a hot pan. Which degree of burn does this most likely represent?

Accepted Answer

2nd degree burn

Question 3

Which layer of the epidermis is responsible for the constant replacement of lost skin cells?

Accepted Answer

Stratum basale

Question 4

Which cell type in the epidermis is responsible for immune defense?

Accepted Answer

Dendritic (Langerhans) cells

Question 5

A surgeon makes an incision parallel to cleavage lines. What is the expected outcome?

Accepted Answer

The incision will heal faster and with less scarring

Question 6

Which of the following glands secretes sweat through the external acoustic canal?

Accepted Answer

Ceruminous glands

Question 7

Which pigment is primarily responsible for protecting the skin against UV radiation?

Accepted Answer

Melanin

Question 8

A patient with liver disease presents with yellow skin. What is this condition called?

Accepted Answer

Jaundice

Question 9

Which layer of the dermis is responsible for fingerprints?

Accepted Answer

Papillary layer

Question 10

Which type of skin cancer arises from melanocytes and is considered the most dangerous due to its ability to spread rapidly?

Accepted Answer

Melanoma

Question 11

Which of the following best describes the tissue type found in the epidermis?

Accepted Answer

Keratinized stratified squamous epithelium

Question 12

Which sweat gland is most active at puberty and found in the axilla and genital regions?

Accepted Answer

Apocrine gland

Question 13

Which of the following is a function of sebaceous glands?

Accepted Answer

Secrete sebum to lubricate skin and hair

Question 14

A patient presents with blue skin coloration due to low oxygen levels. What is this condition called?

Accepted Answer

Cyanosis

Question 15

Which of the following is TRUE about the reticular layer of the dermis?

Accepted Answer

It is deeper and consists of dense irregular connective tissue

Question 16

Which receptor in the dermis is responsible for detecting deep pressure and vibration?

Accepted Answer

Pacinian corpuscles

Question 17

Which of the following best describes the difference between epidermal ridges and cleavage lines?

Accepted Answer

Epidermal ridges are fingerprints; cleavage lines are directions of collagen fibers

Question 18

Which equation best represents the relationship between the degree of burn and the layers of skin affected?

Accepted Answer

$$1^{	ext{st}$$}\ 	ext{degree}:\ 	ext{epidermis only};\ $$2^{	ext{nd}$$}\ 	ext{degree}:\ 	ext{epidermis} + 	ext{part of dermis};\ $$3^{	ext{rd}$$}\ 	ext{degree}:\ 	ext{epidermis and dermis destroyed}$$

Question 19

Which of the following cell types is found in the stratum basale and functions as a touch receptor?

Accepted Answer

Tactile (Merkel) cell

Question 20

A patient has a slow-growing skin cancer that rarely spreads and arises from the stratum basale. What type of cancer is this?

Accepted Answer

Basal cell carcinoma

chapter 5 review skin

Guida di studio - Domande di pratica

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