Question 1

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

Accepted Answer

Regulation of blood glucose levels

Question 2

A patient presents with a burn that has destroyed both the epidermis and dermis, with some damage extending into the hypodermis. Which classification best describes this burn?

Accepted Answer

Third-degree burn

Question 3

Which layer of the epidermis is responsible for the continual production of new keratinocytes?

Accepted Answer

Stratum basale

Question 4

A person with a deficiency in vitamin D3 would most likely experience which of the following symptoms?

Accepted Answer

Weak and flexible bones

Question 5

Which of the following best explains why elderly individuals are more prone to skin infections?

Accepted Answer

Decrease in macrophages and thinning of the epidermis

Question 6

Which structure is responsible for the formation of fingerprints?

Accepted Answer

Dermal papillae and epidermal ridges

Question 7

A patient has pale, bluish skin (cyanosis). What is the most likely physiological explanation?

Accepted Answer

Diminished blood oxygen supply

Question 8

Which of the following glands is most directly involved in thermoregulation through evaporative cooling?

Accepted Answer

Eccrine sweat glands

Question 9

Which of the following statements about hair is TRUE?

Accepted Answer

The hair shaft consists of dead, keratinized cells

Question 10

A patient with a blocked sebaceous duct is most likely to develop which condition?

Accepted Answer

Acne

Question 11

Which of the following best describes the process of keratinization in the epidermis?

Accepted Answer

Cells migrate from the stratum basale to the stratum corneum, fill with keratin, and die

Question 12

Which of the following is a function of sebum produced by sebaceous glands?

Accepted Answer

Inhibiting bacterial growth and conditioning the skin

Question 13

A patient presents with a shiny, smooth, thickened area of scar tissue after a deep skin injury. What is this condition called?

Accepted Answer

Keloid

Question 14

Which of the following layers is NOT found in thin skin but is present in thick skin?

Accepted Answer

Stratum lucidum

Question 15

Which of the following best describes the role of melanocytes in the skin?

Accepted Answer

They synthesize melanin to absorb UV radiation

Question 16

During the repair of the integument, which phase is characterized by the formation of granulation tissue?

Accepted Answer

Migratory phase

Question 17

Which of the following is a correct sequence of the layers of the epidermis in thick skin, from deepest to most superficial?

Accepted Answer

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

Question 18

Which of the following best explains why the hypodermis is an ideal site for subcutaneous injections?

Accepted Answer

It has no vital organs and consists mainly of areolar and fat tissue

Question 19

Which of the following is a likely consequence of reduced dermal blood supply and less active sweat glands in the elderly?

Accepted Answer

Reduced ability to lose heat

Question 20

Which of the following best describes the function of the arrector pili muscle?

Accepted Answer

Contracts to make hair stand up, producing 'goose bumps'

The Integumentary System: Structure, Function, and Clinical Aspects

Study Guide - Practice Questions

Study Guide - Flashcards