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Chapter 5 Test

Total questions: 88

Worksheet time: 49mins

Name
Class
Date
1.
1.) The primary tissue(s) comprising the epidermis are:
a)
Epithelial
b)
Transitional epithelium and connective
c)
Hyaline cartilage and cuboidal epithelium
d)
Areolar and adipose
2.
2.) The hypodermis
a)
Could be used to help estimate the total amount of body fat
b)
Is an important part of the integumentary system
c)
Is a layer of dense connective tissue
d)
Is a layer between the dermis and epidermis
e)
All of the above
3.
3.) An important function of the hypodermis is to:
a)
Stabilize the position of the skin in relation to underlying tissues
b)
Provide sensation of pain and temperature
c)
Adjust gland secretion rates
d)
Monitor sensory receptors
e)
None of the above
4.
4.) Cleavage or tension lines
a)
Are produced when there are more collagen fibers running in one direction than another
b)
Are lines along which the skin is most resistant to stretch
c)
Should be considered when making an incision in the skin
d)
All of the above
5.
5.) The dermal papillae which make up the papillary layer of the dermis
a)
Help to increase the surface area of the basement membrane of the epidermis
b)
Strengthens the attachment between the epidermis and the dermis
c)
Contain no blood vessels
d)
The first and second option only
e)
All of the above
6.
6.) Fingerprints are produced by projections into the epidermis called
a)
Cleavage lines
b)
Reticular layer
c)
Subcutaneous tissue
d)
Dermal papillae
7.
7.) Stem (basal) cells and melanocytes dominate the stratum basale (stratum germinativum), making it the layer where
a)
New cells are generated and skin colors are synthesized
b)
The protein keratin produces keratinized cells
c)
Dead epithelial cells accumulate in large amounts
d)
The cells are flattened, densely packed, and filled with keratin
8.
8.) The stratum corneum of the epidermis
a)
Consists of continuously dividing new cells
b)
Can become thickened to form a callus
c)
Has cells that are continuously moving toward the stratum germinativum
d)
All of the above
e)
Both the first and second options are correct
9.
9.) The stratum corneum layer of the epidermis
a)
Consists of many layers of dead squamous cells
b)
Consists of keratinized cells
c)
Produces dandruff when cells are sloughed off from the scalp
d)
Is the most superficial of the epidermal layers
e)
All of the above
10.
10.) Melanin
a)
Is a pigment produced by cells in the stratum corneum
b)
Is produded by melanocytes
c)
Is responsible for cyanosis
d)
All of the above
11.
11.) The ultimate determiner of skin and hair color among individuals is due to
a)
Numbers of melanocytes
b)
Amount of orange-colored vegetables you eat
c)
Levels of melanin synthesis
d)
Ultraviolet light
e)
None of the above
12.
12.) Melanin
a)
Is absent in individuals with the recessive genetic trait of albinism (white skin/pink eyes)
b)
Is stored in melanosomes
c)
Production is increased with exposure to ultraviolet light
d)
Is present in large quantities in moles, and freckles
e)
All of the above
13.
13.) Which of the following would not be a benefit of suturing (stitching) large wounds together?
a)
More rapid healing
b)
Less chance of infection
c)
More wound contracture
d)
Less scar tissue forming
14.
14.) Redness of the skin can occur
a)
From our tissue's inflammatory response
b)
From anger or blushing
c)
From exposure to heat or cold
d)
All of the above
15.
15.) Which of the following statements about hair is NOT correct?
a)
The hair follicle is an extension of the epidermis into the dermis
b)
It helps to insulate and protect us
c)
It covers most of our body with a few exceptions
d)
It is composed of the protein called keratin
16.
16.) The shaft of the hair is stiff due to the presence of a protein substance called
a)
Elastin
b)
Collagen
c)
Keratin
d)
Vellus
17.
17.) Hair would be found on all of the following surfaces except
a)
Your lips
b)
Your legs
c)
The soles of your feet
d)
Your head
e)
Both the first and third options are correct
18.
18.) "Goose-bumps" occur because of contraction of
a)
The arrector pili
b)
The follicle
c)
The hair bulb
d)
The hair root
e)
The sebaceous glands
19.
19.) Which of the following statements about glands of the skin is (are) true?
a)
Sebaceous glands produce an oily substance rich in lipids
b)
Sebum is important in cooling the body
c)
Apocrine sweat glands are more numerous than merocrine (eccrine) sweat glands
d)
Merocrine (eccrine) sweat glands produce a thick secretion rich in organic substances
e)
All of the above are correct
20.
20.) The nail originates in the
a)
Epidermis
b)
Dermis
c)
Hypodermis
d)
Subcutaneous layer
21.
21.) In the elderly, blood supply to the dermis is reduced and sweat glands are less active. This combination of factors would most affect
a)
Their ability to thermo-regulate (regulate temperature)
b)
Their ability to heal injured skin
c)
The ease with which their skin is injured
d)
The physical characteristics of their skin
e)
The ability to grow hair
22.
22.) Which of the following is NOT a function of the integumentary system that provides physical protection for the body?
a)
Absorption of ultraviolet light by melanin
b)
Resistance to abrasion by sloughing cells from the epidermis
c)
Physical barrier to foreign particles and microorganisms
d)
Allows water loss to primarily get rid of waste products, such as salts
e)
Hair acts as a heat insulator, and prevents entry of foreign particles into the eyes and nose
23.
23.) Which of the following processes might be involved in temperature regulation by the integumentary system?
a)
Evaporation of sweat from the surface of the skin to reduce body temperature
b)
Dilation of dermal blood vessels to decrease loss by radiation and convection
c)
Constriction of dermal blood vessels to help remove excess heat
d)
Dilation of dermal blood vessels to prevent tissue damage when skin temperature drops too low
e)
All of the above
24.
24.) UV light can have both helpful and detrimental effects on our integument. Which of the following is a helpful contribution of UV light?
a)
It gives us a healthy glow in the summer time
b)
It helps us produce sweat which, in turn, cools our bodies
c)
It helps us produce melanocytes
d)
It helps us synthesize vitamin D
25.
25.) Primary union is classified as such when:
a)
The wound heals primarily by regeneration
b)
The edges of a wound are close together
c)
A large scar is produced
d)
There is more granulation tissue and wound contracture occurring
e)
Both the first and second options are correct
26.
26.) In tissue repair, the scab is replaced by __________________, a delicate, shiny-looking connective tissue that consists of fibroblasts and collagen.
a)
Wound contracture
b)
Phagocytic tissue
c)
Dense connective tissue
d)
Granulation tissue
e)
Pus
27.
27.) Which of the following is NOT a characteristic of aging of the integumentary system?
a)
Loss of elastic fibers in the skin
b)
Increase in activity of sweat and sebaceous glands
c)
Decreased amount of melanin
d)
Loss of pigment in hair
e)
Skin becomes thinner and more transparent
28.
28.) Areas of the skin that have received third degree burns:
a)
Are also called partial thickness burns
b)
Experience extreme pain
c)
Involve only the epidermis
d)
Result in excessive fluid loss
29.
29.) Malignant melanoma
a)
Is the most dangerous type of skin cancer
b)
Usually arises from melanocytes in a pre-existing mole
c)
Rarely spreads
d)
Is the most common type of skin cancer
e)
Both the first and second options are correct
30.
30.) Sagging and wrinkling of the integument results from
a)
A decline of basal cell activity in the epidermis
b)
A decrease in the elastic fiber network of the dermis
c)
A decrease in Vitamin D production
d)
Deactivation of sweat glands
31.
31.) One type of experimental contraceptive device is a skin patch that contains a chemical that can be absorbed through the skin. Knowing that your skin is quite waterproof due to sebum and basic properties of chemistry (i.e. "like dissolves like"), which of the following substances would most likely be the type of chemical involved in the patch?
a)
A protein
b)
A substance dissolved in water
c)
A steroid (lipid or fat soluble)
d)
A water-soluble carbohydrate
32.
32.) When new, viable cells of a different type (usually connective tissue) replace dead cells, this process is called:
a)
Replacement
b)
Regeneration
c)
Reunification
d)
Renumeration
e)
Both the first and second options are correct
33.

(a)   is the protein material responsible for preventing fluid loss through the skin.

34.

The (a)   gland produces a thick, organic secretion that is broken down by bacteria to produce body odor; it opens into a hair follicle.

35.

The layer of the epidermis present only in thick skin is called (a)   .

36.
List six functions of the integumentary system.
4 lines
37.
List three ways the integumentary system can regulate body temperature.
4 lines
38.

What is #1 referring to?

(a)  

39.

What is #2 referring to?

(a)  

40.

What is #3 referring to?

(a)  

41.

What is #1 referring to?

(a)  

42.

What is #2 referring to?

(a)  

43.

What is #3 referring to?

(a)  

44.

What is #4 referring to?

(a)  

45.

What is #5 referring to?

(a)  

46.

What is #6 referring to?

(a)  

47.

What is #1 referring to?

(a)  

48.

What is #2 referring to?

(a)  

49.

What is #3 referring to?

(a)  

50.

What is #4 referring to?

(a)  

51.

What is #5 referring to?

(a)  

52.

What is #6 referring to?

(a)  

53.

What is #7 referring to?

(a)  

54.

What is #8 referring to?

(a)  

55.

What is #9 referring to?

(a)  

56.

What is #10 referring to?

(a)  

57.

What is #11 referring to?

(a)  

58.

What is #12 referring to?

(a)  

59.

What is #13 referring to?

(a)  

60.
How many pounds of skin cells are shed in a lifetime?
4 lines
61.

Which of the following layers of the skin is primarily responsible for providing strength and elasticity?

a)

Stratum corneum

b)

Dermis

c)

Hypodermis

d)

Stratum basale

62.

Which cell type in the epidermis is most directly involved in the immune defense of the skin?

a)

Merkel cells

b)

Keratinocytes

c)

Langerhans cells

d)

Melanocytes

63.

A person with a deficiency in sebum production would most likely experience:

a)

Enhanced sweating

b)

Increased hair growth

c)

Dry and cracked skin

d)

Oily skin

64.

Label the structures of the skin.

a)

Arrector pili muscle

b)

Hair follicle

c)

Epidermis

d)

Dermis

e)

Hypodermis

f)

Sudoriferous gland

g)

Sebaceous gland

1
2
3
4
5
6
7
1)
2)
3)
4)
5)
6)
7)
65.

Label the Skin- One option will not be used

a)

Sebaceous Gland

b)

Apocrine Sweat Gland

c)

Eccrine Sweat Gland

d)

Hair Follicle

1
2
1)
2)
66.

Label the sudoriferous eccrine gland

A
B
C
D
67.

Label the sebaceous gland

A
B
C
68.

Match the function of the skin with its description

a)

Physical barrier against injury.

1.

Protection

b)

Capillaries dilate when your hot and constrict when you are cold.

2.

Temperature control

c)

Metabolized by sunlight, necessary for bone growth.

3.

Vitamin D synthesis

d)

Removes wastes products and produces sweat.

4.

Excretion and secretion

e)

Detect touch, pressure, heat, cold, pain, etc.

5.

Sensation

69.

Match the following

a)

Found between dermis and epidermis

1.

Dermal Papillae

b)

Dilate to regulate temperature

2.

Blood Vessels

c)

AKA the subcutaneous layer

3.

Hypodermis

d)

Numerous on scalp and face

4.

Sebaceous Glands

e)

Produce dermicidin

5.

Suderiferous Glands

70.

What happens as the skin on top of a wound heals?

a)

The wound gets larger.

b)

The wound stays the same size.

c)

New skin cells form from existing skin cells, causing the wound to get smaller.

d)

The wound disappears immediately.

71.

Select the Adipose.

A
B
C
D
E
F
G
H
I
72.

Identify the Stratum Corneum

A
B
C
D
73.

Select the Hypodermis.

A
B
C
D
E
F
G
H
I
74.

Select the Dermis.

A
B
C
D
E
F
G
H
I
75.

Select the Sweat duct.

A
B
C
D
E
F
G
H
I
76.

Select the Reticular Layer.

A
B
C
D
E
F
G
H
I
77.

Select the Papillary Layer.

A
B
C
D
E
F
G
H
I
78.

Identify the Stratum Basale

A
B
C
D
79.

Identify the Dermal Papilla

A
B
C
D
80.

Identify the Stratum Lucidum

A
B
C
D
E
81.

Identify the Stratum Spinosum

A
B
C
D
E
F
G
82.
Question Image

Match the Layer to the correct letter

a)

Stratum Corneum

1.

A

b)

Stratum Basale

2.

E

c)

stratum spinosum

3.

D

d)

stratum granulosum

4.

C

e)

stratum lucidum

5.

B

83.
Question Image

Match the Letter of the Image to the correct term.

a)

A

1.

Epidermis

b)

B

2.

Dermis

c)

C

3.

Papillary Layer

d)

D

4.

Reticular Layer

e)

E

5.

Hypodermis

84.

Tap the button indicating the stratum basale.

A
B
C
D
E
85.
Fever is usually classified as a body temperature over 100. How could this be good for the body?
a)
reduces anxiety
b)
kills bacteria
c)
keeps body warm in cold weather
d)
helps to digest food
86.

Which type of gland secretes smelly, yellowish fluid into the armpits?

a)

Sebaceous glands

b)

Apocrine sweat glands

c)

Eccrine sweat glands

87.
Which of the following characteristics of living things best explains why humans sweat when they get hot?
a)
maintaining a stable internal enviornment
b)
growth and development
c)
using energy
d)
ability to reproduce
88.

T/F: Your normal body temperature maintains 98.6 all day long and does not fluctuate unless you are sick.

a)

True

b)

False