Integumentary System

Front 1

List the layers of the Epidermis:

Back 1

•Stratum Corneum
•Stratum Lucidum
•Stratum Granulosum
•Stratum Spinosum
•Stratum Basale

Hint 1

There are 5

Front 2

Stratum Corneum

Back 2

•outermost layers, thick, with 20-30 layers (All dead)

Front 3

Stratum Lucidum

Back 3

Thin & it's only in Thick Skin

Front 4

Stratum Granulosum

Back 4

Drastic changes; flat & dead keratinocytes

Front 5

Stratum Spinosum

Back 5

Spikey-like

Front 6

Stratum Basale

Back 6

Deepest layer; firmly attached to dermis & constantly undergoes Mitosis

Front 7

List the layers of the skin:

Back 7

•Epidermis
•Dermis
•Subcutaneous Tissue

Hint 7

There are 3

Front 8

Epidermis

Back 8

•Resists abrasion
•Reduce water loss

Hint 8

Outermost Region

Front 9

Dermis

Back 9

Structural strength of the skin

Hint 9

Middle Region

Front 10

Subcutaneous Tissue

Back 10

Connects the skin to underlying muscle or bone

Hint 10

Deepest Region (Hypodermis)

Front 11

List the cell types of the Epidermis:

Back 11

•Keratinocytes
•Melanocytes
•Merkel Cells
•Langerhans' Cells

Hint 11

There are 4

Front 12

Keratinocytes

Back 12

•Produce the fibrous protein keratin
•Most abundant cell type

Front 13

Melanocytes

Back 13

•Produce the brown pigment melanin

Hint 13

Found in the deepest layers of the epidermis

Front 14

Langerhans' Cells

Back 14

Helps activate the immune system

Front 15

Merkel Cells

Back 15

Touch receptors in association with sensory nerve endings

Front 16

Cartene

Back 16

An ingested plant pigment, and cause skin to appear a yellowish color

Hint 16

Ex: Eating to many carrots

Front 17

Jaundice

Back 17

Bile not excreted (Orange)

Hint 17

Liver problem

Front 18

Addison Disease

Back 18

Discoloration (MSH)

Hint 18

Pituitary Gland Problem

Front 19

Vitiligo

Back 19

Loose melanosome

Front 20

Freckles

Back 20

Increase of melanin in a specific area

Front 21

Albinism

Back 21

No melanoma

Front 22

Erythema

Back 22

Increased blood flow produce a red skin color

Front 23

Cyanosis

Back 23

Decreases oxygen content in the blood results in a bluish color

Front 24

List the layers of the Dermis:

Back 24

•Papillary Layer
•Reticular Layer

Front 25

Papillary Layer

Back 25

Collagen and Elastic fibers

Hint 25

Areole Connective Tissue

Front 26

Reticular Layer

Back 26

Collagen fibers that add strength

Hint 26

Dense Irregular Connective Tissue

Front 27

Dermal Papillae

Back 27

Contains blood vessels that supply the overlying epidermis

Hint 27

Responsible for fingerprints and footprints

Front 28

Striae

Back 28

When the skin is overstretched and dermis ruptures and leave visible lines

Hint 28

Stretch marks

Front 29

Subcutaneous Tissue

Back 29

Not really part of the skin but is deep to the skin

Hint 29

Adipose and Areolar Connective Tissue

Front 30

What are the effects of aging?

Back 30

•Epidermis thins
•Decreased #'s of dendritic
•Reduces blood supply & elastic fibers
•Slower repair rate

Front 31

Acne

Back 31

An active inflammation of sebaceous glands

Front 32

Holocrine Gland

Back 32

Found all over the body except palms and soles of feet

Front 33

Lanugo Hair

Back 33

Fetal Hair

Front 34

Velles Hair

Back 34

Thick Hair

Front 35

Terminal Hair

Back 35

Gets thicker, but is thin

Hint 35

Ex: Baby

Front 36

Different types of sweat glands:

Back 36

•Holocrine
•Merocrine
•Apocrine
•Ceruminous
•Mammary

Hint 36

There are 5

Front 37

Merocrine Gland

Back 37

Produces sweat to cool off the body

Front 38

Apocrine Gland

Back 38

Produces secretion that can break down bacteria to cause body odor

Hint 38

Found in the axillary and genital areas

Front 39

Ceruminous Gland

Back 39

Modified merocrine glands in external ear canal that secrete cerumen (ear wax)

Front 40

Mammary Gland

Back 40

Specialized sweat glands that secrete milk

Front 41

Cancer

Back 41

An abnormal cell mass

Front 42

Bengin Tumors

Back 42

Neoplasm that is abnormal, but not cancerous

Front 43

Malignant Tumors

Back 43

A growth that doesn't have boundaries

Front 44

Squamous Cell Carcinoma

Back 44

Can be removed; (Stratum Spinosum)

Front 45

Melanoma

Back 45

Most dangerous

Front 46

Characteristics of Melanoma:

Back 46

•Asymmetric
•Border
•Color
•Diameter

Front 47

1st Degree Burn

Back 47

•Only dermis damaged
-causes redness, swelling and burning (inflammation)

Front 48

2nd Degree Burn

Back 48

•Epidermis and upper regions damaged
-mimic first-degree burns and blisters

Front 49

3rd Degree Burn

Back 49

•Entire thickness of skin is damaged
•Burned area appears grayish white, cherry red or black there is no initial edema or pain

Hint 49

Nerve endings are destroyed

Front 50

Vitamin D Production Pathway:

Back 50

1) Skin
2) Liver
3) Kidney
4) Calciteol (Calcium)

Hint 50

Cause rickets if not enough

Front 51

An albino individual lacks the ability to produce

Back 51

Melanin

Front 52

Glands that discharge an oily secretion into hair follicles are __________ glands.

Back 52

Sebaceous

Front 53

The _________ glands in the axilla become active at the time of puberty.

Back 53

Apocrine Sweat

Front 54

An important vitamin that is formed in the skin when it is exposed to sunlight is __________.

Back 54

Vitamin D

Front 55

When the arrector pili muscles contract, __________________________.

Back 55

"Goose bumps" are formed.

Front 56

The type of burn that may require a skin graft is ?

Back 56

Third-degree burn

Front 57

Cyanosis signifies that a patient________________.

Back 57

Has oxygen-starved skin

Front 58

A surgical incision parallel to the lines of cleavage________________.

Back 58

Closes and heels with relatively little scarring.

Front 59

While walking barefoot on the beach, Joe stepped on the board that penetrated through the soul of the split to the dermis. How many layers of Epidermis did the thorn penetrate?

Back 59

5

Front 60

The most common type of skin cancer is?

Back 60

Basal Cell Carcinoma

Front 61

_________ is a pigment found in vegetables that I can make the skin appear orange or yellow.

Back 61

Carotene