Chapter 4: Integumentary System

Question 1

1- epidermis

2- dermis

3-hypodermis (subcutaneous layer )

Answer 1

1- outer layer of skin waterproof layer that functions as protection / contain melanocytes that secrete melanin

2- deep layer of skin that contains sweat / oil glands. Also contain tiny muscles attached to the hair follicles

3- layer of loose connective tissue that connects the skin to surface muscles . Contains blood vessels and fat

Question 2

Adipocytes

Answer 2

Fat cells that make up most of the subcutaneous layer

Question 3

Arrector pili muscles

Answer 3

Tiny muscles that attach to the hair follicle

Question 4

Hair

Answer 4

Kernatinized fibers that arise from hair follicles

Question 5

Hair follicle

Answer 5

Area from which hair grows . Located in dermis

Question 6

Keratin

Answer 6

Protein found in hair and nails that promotes hardness

Question 7

Keratinocytes

Answer 7

Cells found in the epidermal layer of the skin that secrete keratin and assist in waterproofing the body

Question 8

Melanocytes

Answer 8

Cells that give color to skin , eyes , and hair by secreting the pigment melanin . Located in dermis

Question 9

Nail

Answer 9

Translucent plate made of keratin that covers and protects the end of fingers and toes

Question 10

Sebaceous gland

Answer 10

Glands that secret oil (sebum) into the hair follicle and onto the epidermis

Question 11

Sebum

Answer 11

Oil secretion of the sebaceous gland

Question 12

Sudoriferous gland

Answer 12

Glands that secrete sweat and assist in body temperature regulation

Question 13

1-cry/o
2-electr/o
3-hidr/o
4-kerat/o
5-myc/o
6-onych/o
7-pachy/o
8-py /o
9-rhytid/o
10-scler/o
11-seb/o
12-trich/o
13-xer/o

Answer 13

1-cold
2-electric 
3-sweat 
4-hard
5-fungus
6-nail
7-thick
8-pus
9-wrinkle
10-hard
11-sebum
12-hair
13-dry

Question 14

• bio
• para
• per

Answer 14

1) life
2) beside
3) through

Question 15

1- cide

2- genic

3- malacia

4-phagia

5-tome

Answer 15

1- substance that kills

2-originating , producing

3- softening

4-eating

5- cutting instrument

Question 16

1) adipose
2) atypical
3) circumscribed
4) cyanosis
5) diaphoresis
6) dysphasia
7) erythematous
8) eschar
9) exfoliation
10) hyperplasia
11) indurated
12) integumentary
13) pallor
14) pruritic
15) purulent
16) sebaceous
17) sudoriferous
18) turgor

Answer 16

1- fat 
2-unusual
3-contained to a specific area
4-blue discoloration of the skin
5-profuse sweating
6-abnormal growth of tissue
7-condition of being red
8-blackened area of burned tissue
9-shedding of dead skin cells
10-excessive growth of tissue
11-pertaining to a growth of hardened tissue
12-pertaining to skin and accessory structures 
13-abnormally pale skin coloration 
14-pertaining to itching
15-containing pus
16-pertaining to sebum 
17-pertaining to sweat
18-state of turbidity( Illness) of cells due to fluid absorption

Question 17

Abrasion

Answer 17

Injury resulting in removal of the superficial layer of the skin

Question 18

Abscess

Answer 18

A circumscribed collection of pus cause baby bacterial infection

Question 19

Acne

Answer 19

Inflammation disease of the sebaceous glands and hair follicles

Question 20

Albinism

Answer 20

Inherited disorders with deficiency of pigment in the skin , hair, eyes

Question 21

Burn

Answer 21

Injury to the skin caused by heat

Question 22

Superficial burn

Answer 22

Burn involving only the epidermis . Cause redness and swelling but no blisters ( first degree burn )

Question 23

Partial thickness burn

Answer 23

A burn involving the epidermis and dermis . Involve blisters . Second degree burn

Question 24

Full thickness burn

Answer 24

A burn involving destruction of the entire skin . Severe scarring. Extends into subcutaneous fat, muscle , and bone . Third degree burn

Question 25

Carbuncle

Answer 25

Collection of large localized abscesses

Question 26

Cellulitis

Answer 26

Inflammation of the subcutaneous connective tissue

Question 27

Cicatrix

Answer 27

Fibrous tissue replacing normal tissues that’s destroyed by disease or injury ( called a scar)

Question 28

Comedo

Answer 28

A plug of sebum in the hair follicle that becomes darkened ( blackhead )

Question 29

1-Contusion
2-cyst
3-decubitus ulcer
4-dermatome

Answer 29

1-injury causing discoloration and swelling without causing a break in the skin ( called a bruise

2- a closed sac that contains liquid or semisolid material

3- a pressure sore of the skin and underlying tissues ( bed sore)

4- area of skin supplied by peripheral nerves

Question 30

1) eczema
2) excoriation
3) fissure
4) furuncle

Answer 30

1) inflammatory condition causing patchy redness , scales, blisters
2) a scratch mark on the skin
3) a deep furrow , cleft, slot or tear in the skin
4) infection of a hair follicle

Question 31

1-Gangrene

2- heroes complex

3-heroes zoster

4- impetigo

Answer 31

1- area of necrosis due to lack of blood

2- an eruption of blisters on the skin caused by local infection by the heroes virus . Cold sores when they appear on the lip

3- erection caused by the herpesvirus . Commonly castles shingles

4- a contagious bacterial skin infection . Commonly on the face of children

Question 32

Jaundice

Keloid

Lesion

Macula

Answer 32

1- abnormal yellowing of the skin caused by accumulation

2- an overgrowth of scar tissue

3- a pathological change in tissue resulting from disease or injury

4- small flat discolored spot on the skin

Question 33

Nevus

Nodule

Papule

Paronychia

Answer 33

1-A birthmark or mole on the skin

2- solid raised area located on any area of the skin

3-a small raised solid circumscribed area on the skin

4-inflammation and infection around the nail due to bacteria or fungi

Question 34

1- pediculosis

2-psoriasis

3-rosacea

4-scabies

5-tinea

Answer 34

1- infestation of lice

2-skin condition on the scalp, knees , elbows that red and scaly

3-a small elevation of the skin containing pus

4-chronic disorder of the skin causing papules and pustules

5- skin disorder caused by mites that’s itchy

6- Cingular infection of the hair , skin, and nails ( ringworm )