Deck 5: Integumentary System

Question 1

The ________ layer is composed of dense irregular connective tissue whose strength and toughness results from abundant _________ fibers.

A)reticular; elastic
B)reticular; collagen
C)papillary; elastic
D)subcutaneous tissue; collagen

Answer 1

reticular; collagen

Question 2

The skin pigment that provides protection from ultraviolet radiation is ________, which is produced by __________.

A)carotene; hypodermal cells
B)hemoglobin; blood cells
C)melanin; dermal cells
D)melanin; melanocytes

Answer 2

melanin; melanocytes

Question 3

The epidermis is formed of _________ epithelium, and its superficial layer consists of dead cells filled with ________.

A)stratifed squamous; keratin
B)stratified columnar; keratin
C)stratified columnar; fat globules
D)stratified squamous; fat globules

Answer 3

stratifed squamous; keratin

Question 4

Eccrine sweat glands are located

A)on the soles of the feet and palms of the hands.
B)in the genital and axillary regions.
C)on the scalp of the head.
D)throughout the body.

Question 5

Ceruminous glands are specialized _______ glands.

A)endocrine
B)eccrine
C)sebaceous
D)sweat

Question 6

A major difference between the eccrine sweat glands and the appocrine sweat glands is that eccrine glands empty into/onto _______ while apocrine glands empty into/onto _______.

A)the skin surface; a hair follicle
B)a hair follicle; the skin surface
C)a sebaceous gland; a hair follicle
D)a sebaceous gland; the skin surface

Question 7

The superficial cells of the __________ are sloughed off and continually replaced.

A)stratum corneum
B)stratum basale
C)basement membrane
D)stratum granulosum

Question 8

The integumentary system comprises

A)skin, glands and hair.
B)skin, glands, hair, and nails.
C)skin and muscles.
D)only skin.

Question 9

The superficial layer of the skin is the

A)hypodermis.
B)subcutaneous tissue.
C)epidermis.
D)dermis

Question 10

Apocrine sweat glands are located

A)on the soles of the feet and palms of the hands.
B)in the genital and axillary regions.
C)on the scalp of the head.
D)throughout the body.

Question 11

The layer within the epidermis that acts as the foundation providing new cells is the _______.

A)stratum corneum
B)stratum basale
C)basement membrane
D)stratum granulosum

Question 12

The pigment of the skin which contributes to skin coloration is

A)hemoglobin.
B)melanin.
C)keratin.
D)carotene.

Question 13

Accessory structures such as hair and glands develop from the

A)epidermis.
B)dermis.
C)subcutaneous tissue.
D)none of these choices are correct

Question 14

_________ prevents excessive dryness and keeps skin soft and pliable.

A)Water
B)Keratin
C)The dermal papillae
D)Sebum

Question 15

The subcutaneous tissue can also be referred to as the

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

Question 16

The integument consists of a superficial _________ and a underlying ________.

A)dermis; hypodermis
B)epidermis; hypodermis
C)epidermis; dermis
D)dermis; epidermis

Question 17

Keratin is a ________ that is secreted by cells of the epidermis to waterproof the skin and protects against abrasion.

A)protein
B)lipid
C)carbohydrate
D)lipoprotein

Question 18

Adipose tissue in the _________ provides insulation that reduces the body's heat loss or gain.

A)epidermis
B)dermis
C)subcutaneous tissue
D)none of these choices are correct

Question 19

Exposure to sunlight stimulates the production of

A)melanin.
B)vitaminD.
C)melanin and vitaminD.
D)more skin cells.

Question 20

If body temperature increases above normal, what occurs?

A)sweat is produced by both eccrine and appocrine glands
B)the nervous system causes blood vessels to dilate
C)sweating occurs and blood vessels of the dermis dilate
D)sweating occurs and the blood vessels of the dermis contract

Question 21

An uncontrolled high body temperature may result in a very hot environment during physical exertion. Such a condition is called

A)frostbite.
B)fever.
C)hyperthermia.
D)hypothermia.

Question 22

The predominant tissues composing the subcutaneous tissue are _________ tissue and ________ tissue.

A)fibrous connective; areolar connective
B)elastic connective; fibrous connective
C)elastic connective; adipose
D)areolar connective; adipose

Question 23

New cells of the epidermis are continuously formed in the

A)stratum basale.
B)stratum corneum.
C)dermal papillae.
D)none of these choices are correct

Question 24

Perspiration contains which of the following substances?

A)wastes
B)water
C)salts
D)all of the above

Question 25

Wrinkles, itchy skin, and balding are all common signs of _____.

A)alopecia
B)impetigo
C)eczema
D)aging

Question 26

Glands secreting an oily liquid into hair follicles are _________ glands.

A)sebaceous
B)sudoriferous
C)eccrine
D)apocrine

Question 27

Which of the following statements about the aging of skin is correct?

A)The skin starts off fairly thin, then thickens through early adulthood, then thins after 50.
B)The skin starts off fairly thick, then thins steadily as a person ages.
C)The skin starts off fairly thin, then thickens for a person's entire life.
D)The skin starts off fairly thick, then loses epithelia until it is only connective tissue.

Question 28

The _________ lacks blood vessels and must be nourished by materials diffusing from blood vessels in the _________.

A)dermis; subcutaneous tissue
B)epidermis; dermis
C)epidermis; subcutaneous tissue
D)hypodermis; dermis

Question 29

A condition with a body temperature below 95 $\degree$ F is called

A)hyperthermia.
B)fever.
C)frostbite.
D)hypothermia.Bloom's Level 1: Remember HAPS Objective: E05.2 Explain how the integumentary system relates to other body systems to maintain homeostasis.

Question 30

An increase in blood flow to the skin may cause what change in appearance?

A)more pink or red coloring
B)pale coloring
C)tanning
D)cyanosis

Question 31

Which of the following are likely to be destroyed in a third degree burn?

A)epidermis
B)arrector pili muscles
C)sweat glands
D)all of the above

Question 32

Select the correct statement.

A)Exposure of the skin to sunlight stimulates the production of keratin.
B)Exposure of the skin to sunlight stimulates the production of vitamin D
C)Exposure of the skin to sunlight helps prevent skin cancer.
D)Exposure of the skin to sunlight helps promote skin elasticity.

Question 33

__________ sweat glands empty their secretions into hair follicles in axillary and genital areas of the body.

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

Question 34

Select the correct statement.

A)When body temperature is higher than normal, blood flow to the skin is increased.
B)The primary function of perspiration is to remove waste materials from the blood.
C)Aging is usually associated with increased melanin production.
D)A decrease in blood flow to the skin is associated with a feeling of warmth.

Question 35

The root of a hair is located within a _________, an inward tubular extension of the epidermis into the dermis.

A)dermal papilla
B)sebaceous gland
C)hair follicle
D)none of these choices are correct

Question 36

_________ sweat glands occur over all of the body and secrete a watery perspiration to cool the body.

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

Question 37

Fingernails and toenails are formed of

A)keratinized dermal cells.
B)keratinized epidermal cells.
C)keratinized hypodermal cells.
D)keratin without cells.

Question 38

You can feel when your hair is being touched because:

A)hairs are made of living epidermal tissue.
B)hairs are made of living neurons.
C)hair follicles have neurons associated with them.
D)the arrector pili muscle detects movement of the hair.

Question 39

Two of the more common skin cancers are ________, which is not as serious, and ________ which is invasive.

A)eccrinoma, apocrinoma
B)carcinoma, melanoma
C)sebaceoma, melanoma
D)melanoma, carcinoma