Deck 5: The Integumentary System

Question 1

Flexion creases in the skin are due to the

A)hypodermis.
B)epidermis.
C)cutaneous membrane.
D)dermis.

Answer 1

A

Question 2

The epidermis

A)is the outer layer of skin.
B)consists of stratified squamous epithelial cells.
C)contains melanocytes.
D)All apply.

Answer 2

D

Question 3

The skin is both an organ and an organ system.

Answer 3

True

Question 4

What is responsible for skin color?

A)Carotene
B)Melanin
C)Hemoglobin
D)All apply.

Question 5

A person with no color in their skin,hair,and eyes has

A)been exposed to the sun.
B)a circulatory disorder.
C)a genetic disorder.
D)a nervous disorder.

Question 6

Merkel's cells detect sensations of

A)pain.
B)deep pressure.
C)touch.
D)temperature.

Question 7

The epidermis and dermis make up the

A)serous membrane.
B)subcutaneous membrane.
C)integument.
D)hypodermis.

Question 8

What can give skin a yellowish hue?

A)Hemoglobin
B)Melanin
C)Keratin
D)Carotene

Question 9

Adipose tissue

A)is for insulation.
B)gives a rounded appearance to the body.
C)in excess results in obesity.
D)All apply.

Question 10

Which of the following is NOT another name for the skin?

A)Integument
B)Serous membrane
C)Cutaneous membrane
D)All apply.

Question 11

The inability to produce the pigment melanin is called

A)albinism.
B)cyanosis.
C)decubitus.
D)alopecia.

Question 12

Which layer of the epidermis protects from abrasion and is found only in thick skin?

A)Stratum basale
B)Hypodermis
C)Stratum corneum
D)Stratum lucidum

Question 13

What happens to cells when they move from the epidermis to the surface of the skin?

A)They obtain more nutrients.
B)They divide more.
C)They die.
D)They become dermal cells.

Question 14

Which layer of the epidermis is closest to the surface?

A)Stratum lucidum
B)Stratum corneum
C)Dermis
D)Stratum basale

Question 15

Keratin is

A)a pigment.
B)a waterproof protein.
C)located in the hypodermis.
D)All apply.

Question 16

Melanin

A)is a pigment.
B)protects the skin from ultraviolet radiation.
C)is located in the epidermis.
D)All apply.

Question 17

The ___________ contains adipose tissue,while the ___________ contains melanocytes.

A)hypodermis,epidermis
B)epidermis,dermis
C)skin,hypodermis
D)stratum basale,stratum corneum

Question 18

In which layer of the epidermis are cells constantly dividing?

A)Stratum corneum
B)Stratum lucidum
C)Stratum dermis
D)Stratum basale

Question 19

The skin consists of ____ region(s).

A)1
B)2
C)3
D)4

Question 20

Which of the following types of cells are NOT found in the epidermis?

A)Squamous epithelial cells
B)Langerhans cells
C)Red blood cells
D)Melanocytes

Question 21

What type of skin gland secretes sweat?

A)Sebaceous gland
B)Sudoriferous gland
C)Ceruminous gland
D)Mammary gland

Question 22

Which of the following prevents the skin from overstretching and gives it strength?

A)Melanin
B)Collagen fibers
C)Adipose tissue
D)Elastic fibers

Question 23

Reduced blood flow into the dermis will cause

A)cyanosis.
B)pallor.
C)blushing.
D)jaundice.

Question 24

The stratum basale is supplied with sensory nerves to detect pain,temperature,and touch.

Question 25

Poorly oxygenated blood in the dermis will cause an individual to

A)turn cyanotic.
B)blush.
C)have pallor.
D)be pinkish.

Question 26

The area of rapidly dividing cells in the nail base is the

A)cuticle.
B)nail bed.
C)lunula.
D)follicle.

Question 27

The arrector pili muscle

A)is a smooth muscle.
B)causes hair to "stand on end."
C)contracts when cold,forming goose bumps.
D)All apply.

Question 28

Continuous pressure that reduces blood supply to the skin can result in a(n)

A)urticariA.
B)decubitus ulcer.
C)hirsutism.
D)callus.

Question 29

Distinguish between the stratum basale and the stratum corneum regarding structure and function.

Question 30

Which consists of keratinized cells?

A)Hair
B)Nails
C)Stratum corneum
D)All apply.

Question 31

Hair is produced by epithelial cells located in the

A)epidermis.
B)dermis.
C)hypodermis.
D)dermis and hypodermis.

Question 32

The dermis is composed of

A)stratified squamous epithelium.
B)pseudostratified columnar epithelium.
C)loose connective tissue.
D)dense irregular connective tissue.

Question 33

The dermal papillae,found in the hypodermis,create the unique fingerprints of individuals.
The dermal papillae,found in the papillary layer of the dermis,create the unique fingerprints of individuals.

Question 34

What type of gland is associated with hair follicles?

A)Sebaceous glands
B)Apocrine sweat glands
C)Eccrine sweat glands
D)Ceruminous glands

Question 35

Which of the following allows movement of muscles and joints and maintains normal skin tension?

A)Elastic fibers
B)Collagen fibers
C)Sensory fibers
D)Dermal papillae

Question 36

Which type(s)of skin gland(s)become(s)active with puberty?

A)Sebaceous gland
B)Apocrine sweat gland
C)Eccrine sweat gland
D)Both sebaceous and apocrine sweat glands.

Question 37

The epidermis is very vascular.
The epidermis is avascular.

Question 38

What is the function of Langerhans cells?

A)Water-proofing
B)UV protection
C)Register pain
D)Phagocytize microbes

Question 39

Which layer of the skin contains blood vessels AND nerve fibers?

A)Epidermis
B)Dermis
C)Epidermis and dermis

Question 40

A condition described by excessive body and facial hair in women is

A)hirsutism.
B)decubitus ulcer.
C)scabies.
D)alopecia.

Question 41

An inflammation of sebaceous glands that occurs during adolescence is

A)impetigo.
B)psoriasis.
C)acne vulgaris.
D)decubitus ulcer.

Question 42

What type of skin gland secretes earwax?

A)Sebaceous gland
B)Eccrine sweat gland
C)Apocrine sweat gland
D)Ceruminous gland

Question 43

The ABCDE rule is used to determine the skin area involved in a burn.
The ABCDE rule is used to determine signs of melanoma skin cancer.

Question 44

Which is the most dangerous form of skin cancer?

A)Basal cell carcinoma
B)Squamous cell carcinoma
C)Melanoma
D)Both basal cell carcinoma and squamous cell carcinoma

Question 45

In the ABCDE rule for melanoma,which of the following is NOT a warning sign?

A)Uneven coloration
B)Diameter greater than 3mm
C)Perfectly round
D)Changing size,shape,and elevation

Question 46

Pain is rarely felt from a

A)first-degree burn.
B)second-degree burn.
C)third-degree or fourth-degree burn.
D)sunburn.

Question 47

Another name for hives is psoriasis.
Another name for hives is urticaria.

Question 48

Which of the following is the most common type of skin cancer?

A)Basal cell carcinoma
B)Squamous cell carcinoma
C)Melanoma
D)Kaposi's sarcoma

Question 49

In the ABCDE rule for melanoma,"B" stands for

A)borders that are even.
B)borders that are irregular.
C)burning feeling.
D)bright colors.

Question 50

Athlete's foot is

A)a bacterial infection.
B)caused by over keratinization.
C)caused by sensitivity to chemicals.
D)a fungal infection.

Question 51

What is NOT a function of fibroblasts in wound healing?

A)Bring about scar formation
B)Promote tissue regeneration
C)Fight infections
D)Pull the margins of wound together

Question 52

What type of skin cancer is seen most often in patients with AIDS?

A)Kaposi's sarcoma
B)Basal cell carcinoma
C)Melanoma
D)Squamous cell carcinoma

Question 53

Dandruff is

A)a viral infection of the scalp.
B)caused by over keratinization.
C)caused by sensitivity to chemicals.
D)a fungal infection of the scalp.

Question 54

Impetigo is

A)a bacterial infection resulting in crusty pustules.
B)caused by over keratinization.
C)overactive cell division.
D)a fungal infection.

Question 55

Eczema is

A)a bacterial infection.
B)caused by over keratinization.
C)caused by sensitivity to chemicals.
D)caused by overactive cell division giving silvery scales.

Question 56

What is a scar composed of?

A)Epithelium
B)Blood clot
C)Collagen fibers
D)Areolar tissue

Question 57

Which of the following is NOT a sign of inflammation as seen in a skin injury?

A)Cold
B)Swelling
C)Redness
D)Pain

Question 58

What is the function of a blood clot?

A)Prevents blood loss
B)Prevents toxins from entering other tissues
C)Prevents pathogens from entering other tissue
D)All apply.

Question 59

Exposure to sunlight is the most common cause of skin cancer.

Question 60

Which type of gland opens into hair follicles and secretes sweat after puberty?

A)Sebaceous glands
B)Apocrine sweat glands
C)Eccrine sweat glands
D)Ceruminous glands

Question 61

What percentage of a person's skin would be involved if they had burned their left arm,front of the trunk,and the front of their left leg?

A)45%
B)40.5%
C)36%
D)31.5%

Question 62

Which would NOT occur when the body temperature is too low?

A)Involuntary muscle contraction
B)Dermal blood vessel dilation
C)Sweat production
D)Neither dermal blood vessel dilation nor sweat production would occur.

Question 63

Many age-related changes to the skin appear to be due to sun damage.

Question 64

The epidermis and part of the dermis are damaged from a

A)first-degree burn.
B)second-degree burn.
C)third-degree burn.
D)fourth-degree burn.

Question 65

Severe burns result in

A)fluid loss.
B)heat loss.
C)bacterial infection.
D)All apply.

Question 66

Along with sweat glands,what actively regulates body temperature?

A)Adipose tissue
B)Blood vessels
C)Sebaceous glands
D)All apply.

Question 67

The epidermis only is damaged from a

A)first-degree burn.
B)second-degree burn.
C)third-degree burn.
D)fourth-degree burn.

Question 68

What is needed to produce vitamin D?

A)Calcium
B)Phosphorus
C)Ultraviolet light
D)Calcium and phosphorus

Question 69

The skin aids the urinary system by excreting water and small amounts of other wastes through perspiration.

Question 70

What occurs when the body's temperature regulatory mechanism is overcome?

A)Hypothermia
B)Hyperthermia
C)Either hypothermia or hyperthermia

Question 71

An adult with third-degree burns over 15% of their body would NOT be considered critical.
An adult with third-degree burns over 10% or more of their body would be considered critical.

Question 72

Which of the following is NOT a cause of skin wrinkles?

A)Decrease in the number of hair follicles
B)Less padding from the hypodermis
C)Loose epidermis
D)Fewer and less organized dermal fibers

Question 73

Which of the following is NOT a protective function of the skin?

A)Melanocytes protect from UV radiation.
B)As a covering,it keeps pathogens out.
C)The oily secretions allow bacteria to grow.
D)Langerhans cells phagocytize pathogens.

Question 74

Which is true of the skin?

A)It is waterproof.
B)It prevents water loss.
C)It prevents water from entering when immersed.
D)All apply.

Question 75

Older persons are more likely to feel cold because the dermis becomes thinner.
Older persons are more likely to feel cold because the hypodermis becomes thinner (less adipose tissue).

Question 76

Which of the following is a function of the skin?

A)Protection
B)Sensory reception
C)Synthesis of vitamin D
D)All apply.

Question 77

Vitamin D is needed by the body to

A)form keratin.
B)move calcium and phosphorus into the bones.
C)make blood cells.
D)help the skin tan.

Question 78

Which of the following is NOT an aging effect of the skin?

A)The skin wrinkles.
B)The hair turns gray.
C)The amount of adipose tissue increases.
D)There are fewer sweat glands.

Question 79

Explain the difference between first-degree and third-degree burns.Which one would possibly require skin grafting?

Question 80

What condition is described by high temperature,low blood pressure,and loss of salts due to profuse sweating?

A)Heat exhaustion
B)Heat stroke
C)Fever
D)Hypothermia