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Unit #4 - The Integumentary System

Total questions: 55

Worksheet time: 31mins

Name
Class
Date
1.

Which of the following is not a vital function of the skin?

a)

thermoregulation

b)

sensation

c)

vitamin D production

d)

protection

e)

blood cell formation

2.

What layer of the skin would most likely be described as dry and keratinized?

a)

epidermis

b)

papillary dermis

c)

reticular dermis

d)

hypodermis

3.

What layer of the skin consists of adipose tissue in most locations within the body?

a)

epidermis

b)

papillary dermis

c)

reticular dermis

d)

hypodermis

4.

In what layer of the skin would you find peg-like projections known as dermal papillae?

a)

epidermis

b)

papillary dermis

c)

reticular dermis

d)

hypodermis

5.

What layer of the skin is composed of dense fibrous irregular connective tissue?

a)

epidermis

b)

papillary dermis

c)

reticular dermis

d)

hypodermis

6.

Another name for the hypodermis is the (a)   layer.

7.

In what stratum of the epidermis would you most likely find melanocytes?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

8.

In what stratum of the epidermis would you most likely find stem cells?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

9.

In what stratum of the epidermis does cell division primarily occur?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

10.

In what stratum of the epidermis do keratinocytes begin producing keratin?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

11.

In what stratum of the epidermis do keratinocytes begin to die?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

12.

From what stratum of the epidermis do hair follicles, cutaneous glands, and nail matrices originate?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

13.

Which stratum of the epidermis is considered transparent?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

14.

In which stratum of the epidermis do lamellar bodies begin to form?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

15.

Which of the following strata are avascular?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

16.

From which epidermal stratum do dead keratinocytes begin to flake off?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

17.

In which epidermal stratum are glycolipids released from lamellar bodies?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

18.

In which epidermal stratum would you most likely find Langerhans cells?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

19.

What epidermal stratum is only found in areas of thick skin?

a)

stratum basale

b)

stratum corneum

c)

stratum granulosum

d)

stratum lucidum

e)

stratum spinosum

20.

Which of the following types of sensory receptors would most likely be responsible for detecting a cold sensation on the skin?

a)

Merkel cells

b)

Ruffini's corpuscles

c)

Meissner's corpuscles

d)

Pacinian corpuscles

e)

Krause's corpuscles

21.

Which of the following types of sensory receptors would most likely be responsible for detecting sensations of light touch or pressure on the skin?

a)

Merkel cells

b)

Ruffini's corpuscles

c)

Meissner's corpuscles

d)

Pacinian corpuscles

e)

Krause's corpuscles

22.

The most common type of cell found in the epidermis is the __________.

a)

Langerhans cell

b)

keratinocyte

c)

melanocyte

d)

Merkel cell

e)

stem cell

23.

Which of the following cells would most likely be responsible for alerting other immune system cells of bacteria cells who have began to colonize the epidermis?

a)

Langerhans cell

b)

keratinocyte

c)

melanocyte

d)

Merkel cell

e)

stem cell

24.

Which of the following cells functions in producing a pigment that colors the skin and protects DNA within healthy skin cells from UV radiation?

a)

Langerhans cell

b)

keratinocyte

c)

melanocyte

d)

Merkel cell

e)

stem cell

25.

(a)   are melanin-containing vesicles found within melanocytes.

26.

What part of a hair can you actually see from the skin surface?

a)

medulla

b)

cortex

c)

root

d)

shaft

e)

papilla

27.

From which of the following regions in a hair follicle does a hair grow?

a)

cuticle

b)

root

c)

matrix

d)

cortex

e)

medulla

28.

The structures consisting of dermal and epidermal root sheaths that house our hairs are known as hair (a)   .

29.

What type of hair would you most likely find covering a newborn baby?

a)

lanugo

b)

terminal

c)

vellus

30.

What type of hair would you most likely find in the eyebrows?

a)

lanugo

b)

terminal

c)

vellus

31.

The light, crescent-shaped region of your nail indicates the presence of the nail matrix underneath the nail. What is this region called?

a)

nail bed

b)

lunula

c)

eponychium

d)

cuticle

e)

root

32.

Which of the following is primarily responsible for thickening of the nails?

a)

nail bed

b)

lunula

c)

matrix

d)

cuticle

e)

root

33.

The sebaceous glands are more commonly known as __________ glands.

a)

oil

b)

sweat

c)

earwax

d)

mammary

e)

mucus

34.

Sweat is 99% (a)   .

35.

True or false? - Sweat causes body odor.

a)

True

b)

False

36.

Which of the following cutaneous glands is found all over the body and in high density in the palms of the hands, soles of the feet, and forehead?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

37.

The sudoriferous glands are commonly known as (a)   glands.

38.

Which of the following are sweat glands?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

39.

Which of the following cutaneous glands are located in the axillary and genital regions?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

40.

Which of the following cutaneous glands have ducts that open onto the skin surface through openings known as sweat pores?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

41.

Which of the following cutaneous glands produce an oily secretion that keeps the hair and skin from drying out?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

42.

Which of the following cutaneous glands empty their secretion into a hair follicle?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

43.

Which of the following cutaneous glands become active at puberty due to the influence of sex hormones?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

44.

Which of the following cutaneous glands produce earwax?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

45.

Which of the following cutaneous glands are found in the breasts?

a)

apocrine

b)

ceruminous

c)

eccrine

d)

mammary

e)

sebaceous

46.

Which of the following types of burns are characterized by blisters?

a)

first-degree

b)

second-degree

c)

third-degree

d)

fourth-degree

47.

Which of the following types of burns would you classify as superficial?

a)

first-degree

b)

second-degree

c)

third-degree

d)

fourth-degree

48.

Which of the following types of burns would penetrate through the epidermis and into the reticular layer of the dermis?

a)

first-degree

b)

second-degree

c)

third-degree

d)

fourth-degree

49.

Which of the following types of burns would be characterized by redness, pain, and swelling?

a)

first-degree

b)

second-degree

c)

third-degree

d)

fourth-degree

50.

Which of the following types of burns could penetrate into muscle or bone?

a)

first-degree

b)

second-degree

c)

third-degree

d)

fourth-degree

51.

What is the leading cause of death in burn patients?

a)

edema, due to fluid accumulation near the burn site

b)

sepsis, due to bacterial infection

c)

loss of electrolytes, due to excessive blood loss

d)

circulatory shock, leading to organ failure

e)

lack of oxygen, due to restricted breathing from burns on or near the face

52.

Which of the following puts you at the highest risk of developing skin cancer?

a)

old age

b)

the presence of moles on the skin

c)

exposure to ultraviolet (UV) radiation

d)

genetics

e)

high blood pressure

53.

Which is the least malignant type of skin cancer?

a)

basal cell carcinoma

b)

melanoma

c)

squamous cell carcinoma

54.

For which type of skin cancer was the ABCDE rule primarily developed?

a)

basal cell carcinoma

b)

melanoma

c)

squamous cell carcinoma

55.

The "B" in the ABCDE rule stands for (a)   .