Integumentary System

Front 1

____________ made of areolar connective and adipose tissue.

Back 1

Subcutaneous tissue

Front 2

___________ the outer layer of the skin,, made of stratified squamous keratinizing epithelium.

Back 2

Epidermis

Front 3

___________, the inner layer of the skin, made of modified fibrous connective tissue.

Back 3

Dermis

Front 4

____________ contains the accessory structures of the skin, such as receptors and sweat glands.

Back 4

Dermis

Front 5

______________ connects the dermis to the muscles and stores fat.

Back 5

Subcutaneous tissue

Front 6

___________ where mitosis constantly renews, which forms a barrier between the body and the external environment.

Back 6

Epidermis

Front 7

Name the epidermal layer in which mitosis takes place.

Back 7

stratum germinativum

Front 8

Name the epidermal layer that is composed of dead cells.

Back 8

stratum corneum

Front 9

In the stratum corneum, all that is left of the cells is the protein ____________.

Back 9

keratin

Front 10

The stratum corneum is an effective barrier that prevents the loss of _______ from the body and also prevents the entry of ________ and ______________.

Back 10

water
water
chemicals

Front 11

If the skin is subjected to constant pressure, a thicker area of epidermis will be formed. In what layer?

Back 11

stratum germinativum

Front 12

If the skin is subjected to friction, layers of the epidermis maybe separated, and the _________ will collect in the area and form a __________.

Back 12

tissue fluid

blister

Front 13

Langerhans cells are found in the epidermis, but have come from the ____________.

Back 13

bone marrow

Front 14

When Langerhans cells phagocytize pathogens, they carry them to ___________ found in ____________.

Back 14

lymphocytes

lymph nodes

Front 15

In response to the pathogen, the lymphocytes initate an immune reaction such as the production of _____________.

Back 15

antibodies

Front 16

Melanocytes produce the protein _____, which is a pigment.

Back 16

melanin

Front 17

What is the stimulus for increased melanin production?

Back 17

UV Light

Front 18

What is the function of melanin?
(not to give the skin color)

Back 18

Protects living skin cellls from further exposure to UV rays.

Front 19

Merkel cells are found in the ___________________ and are receptors for the sense of ___________.

Back 19

stratum germinativum

touch

Front 20

The other name for subcutaneous tissue is the _____________.

Back 20

Superficial fascia

Front 21

The subcutaneous tissue is located between the _________ and the __________.

Back 21

dermis

muscle

Front 22

The areolar connetive tissue contains many WBC that destroy _________ that have entered ______________.

Back 22

pathogens

through breaks in the skin

Front 23

The adipose tissue contains cells that are specialized to store _____ as a source of potenial _________.

Back 23

fat

energy

Front 24

State two funtions of subcutaneous fat?

Back 24

cushion

insulation

Front 25

The role of the skin in the maintanace of body temp depends upon the ___________ glands and the small arteries called _________.

Back 25

eccrine/sweat

arterioles

Front 26

In a _____ environment, the eccrine glands secrete more sweat onto the skin surface.

Back 26

hot

Front 27

Excess body heat is lost in the process of ____________ of the sweat.

Back 27

evaporation

Front 28

In a cold environment, the arterioles in the dermis will ___________.

Back 28

constrict

Front 29

When the arterioles constrict, the blood flow through the dermis will __________ and the body heat will be _________.

Back 29

decrease

lost

Front 30

The tissue in the walls of the arterioles that permits vasoconstriction and vasodilation is _____________.

Back 30

smooth muscle