Question 1

Which of the following best describes the main function of the cutaneous membrane?

Accepted Answer

It forms a dry, protective covering for the body and is exposed to air.

Question 2

Which layer of the epidermis is responsible for the production of melanin?

Accepted Answer

Stratum basale

Question 3

A patient presents with a burn that is red, painful, and blistered, but the epithelium can regrow. Which type of burn does this describe?

Accepted Answer

Second-degree burn

Question 4

Which of the following is NOT a function of the integumentary system?

Accepted Answer

Production of red blood cells

Question 5

Which of the following correctly matches the membrane with its location?

Accepted Answer

Cutaneous membrane – covers the body surface

Question 6

Which structure is primarily responsible for anchoring the skin to underlying organs and serving as a shock absorber?

Accepted Answer

Hypodermis (subcutaneous tissue)

Question 7

Which of the following statements about the epidermis is TRUE?

Accepted Answer

It is composed mainly of keratinized stratified squamous epithelium.

Question 8

A patient has burns covering 36% of their body surface area, all of which are second-degree burns. According to the rule of nines, how would this burn be classified?

Accepted Answer

Critical, because more than 30% of the body has second-degree burns

Question 9

Which of the following best describes the process of vitamin D synthesis in the skin?

Accepted Answer

UVB radiation converts 7-dehydrocholesterol to pre-cholecalciferol, which is then converted to cholecalciferol (vitamin D3) by heat.

Question 10

Which of the following is a characteristic of the papillary layer of the dermis?

Accepted Answer

Contains projections called dermal papillae that form fingerprints

Question 11

Which of the following appendages of the skin is responsible for producing sebum?

Accepted Answer

Sebaceous (oil) gland

Question 12

Which of the following is a correct pairing of a serous membrane and its location?

Accepted Answer

Peritoneum – lines the abdominal cavity

Question 13

Which of the following is a function of the acid mantle produced by the skin?

Accepted Answer

To protect against invasion of pathogens such as bacteria

Question 14

Which of the following is TRUE regarding synovial membranes?

Accepted Answer

They line fibrous capsules surrounding joints and secrete lubricating fluid.

Question 15

A patient presents with a painless, blanched area of skin after a burn that has destroyed both the epidermis and dermis. What type of burn is this?

Accepted Answer

Third-degree burn

Question 16

Which of the following is a distinguishing feature of the stratum lucidum?

Accepted Answer

It is found only in thick, hairless skin.

Question 17

Which of the following is a common misconception about mucous membranes?

Accepted Answer

All mucosae secrete mucus.

Question 18

Which of the following is the correct order of the layers of the epidermis from deepest to most superficial?

Accepted Answer

Stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum

Question 19

Which of the following is a characteristic of a malignant neoplasm?

Accepted Answer

It has invaded other body areas.

Question 20

Which of the following is a function of the reticular layer of the dermis?

Accepted Answer

Contains deep pressure receptors and sweat glands

Skin and Body Membranes: The Integumentary System

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