Question 1

Which of the following best describes the primary tissue type composing the epidermis of the skin?

Accepted Answer

Keratinized stratified squamous epithelium

Question 2

A patient presents with a burn that is red, swollen, and blistered, but does not extend through the entire thickness of the skin. According to the classification of burns, which type of burn does this patient most likely have?

Accepted Answer

Second-degree burn

Question 3

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

Accepted Answer

Production of red blood cells

Question 4

A person with a tumor in the hair matrix would most likely experience which of the following symptoms?

Accepted Answer

Abnormal hair growth

Question 5

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

Accepted Answer

Stratum basale

Question 6

A patient is diagnosed with melanoma. Which of the following characteristics is most associated with this type of skin cancer?

Accepted Answer

It arises from melanocytes and is highly metastatic.

Question 7

Which of the following best explains why severe third-degree burns are life-threatening?

Accepted Answer

They result in loss of the skin barrier, leading to dehydration and infection.

Question 8

Which of the following glands is most responsible for thermoregulation through evaporative cooling?

Accepted Answer

Eccrine (merocrine) sweat glands

Question 9

A person with a genetic defect preventing the production of melanin would most likely have which of the following skin characteristics?

Accepted Answer

Very light skin and increased sensitivity to UV radiation

Question 10

Which of the following best describes the functional relationship between arrector pili muscles and hair follicles?

Accepted Answer

Contraction of the arrector pili muscles causes hair to stand upright, producing 'goosebumps'.

Question 11

Which of the following best describes the difference between thick and thin skin?

Accepted Answer

Thick skin contains a stratum lucidum and is found on the palms and soles; thin skin lacks this layer and covers the rest of the body.

Question 12

A patient presents with a yellowish tint to their skin. Which pigment is most likely responsible for this coloration?

Accepted Answer

Carotene

Question 13

Which of the following best describes the structure and function of the nail matrix?

Accepted Answer

It is the thickened proximal portion of the nail bed responsible for nail growth.

Question 14

Which of the following best describes the secretion method of sebaceous glands?

Accepted Answer

Holocrine secretion, where entire cells rupture to release sebum

Question 15

A patient has a wound that penetrates the papillary dermis but not the reticular dermis. Which tissue type is primarily affected?

Accepted Answer

Areolar connective tissue

Question 16

Which of the following is the correct order 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 17

A construction worker suffers burns to the anterior and posterior surfaces of both arms and the anterior surface of his right leg. Using the rule of nines, what percentage of his body surface area is burned?

Accepted Answer

$$36\%$$

Question 18

Which of the following best describes the function of the hair papilla?

Accepted Answer

It contains capillaries that supply nutrients to the growing hair.

Question 19

Which of the following is a major difference between eccrine and apocrine sweat glands?

Accepted Answer

Eccrine glands are involved in thermoregulation and are widely distributed, while apocrine glands are found mainly in the axillary and anogenital regions and become active at puberty.

Question 20

Which of the following best describes the cuticle (eponychium) of the nail?

Accepted Answer

It is the proximal nail fold that projects onto the nail body.

BIO 210 Integumentary System Review – Step-by-Step Study Guidance

Study Guide - Practice Questions

Study Guide - Flashcards