Chapter 2 Key Terms

Question 1

Lesions

Answer 1

Structural changes found in tissue that result from trauma or disease

Question 2

Dermatology

Answer 2

The branch of medical science that relates to the diagnosis and treatment of skin conditions

Question 3

Dermatologist

Answer 3

A physician whose medical expertise is diagnosing and treating skin conditions

Question 4

Macule

Answer 4

A spot or discoloration level with the skin; a freckle

Question 5

Papule

Answer 5

A small, elevated pimple in the skin; contains no fluid, but may develop pus

Question 6

Wheal

Answer 6

An itchy, swollen lesion caused by a blow, scratch, or pressure

Question 7

Nodule

Answer 7

A solid lamp, larger than a papule that may project above the skin or lie below it

Question 8

Tumor

Answer 8

And abnormal swelling or enlargement, that can be malignant or benign

Question 9

Vesicle

Answer 9

A small blister filled with clear fluid

Question 10

Bulla

Answer 10

A large blister containing a watery fluid

Question 11

Pustule

Answer 11

A small, row, raised area of inflamed skin filled with pus

Question 12

Scale

Answer 12

A thin plate of horny epidermis

Question 13

Crust

Answer 13

An accumulation of serum and pus, sometimes mixed with epidermal material

Question 14

Excoriation

Answer 14

Abrasion or scratch on the skin

Question 15

Fissure

Answer 15

A cut or crack in the skin

Question 16

Ulcer

Answer 16

An open lesion on the skin or mucus membrane of the body; not caused by a wound

Question 17

Keloid

Answer 17

The skin or film, that forms over a wound; contracts to later form a scar

Question 18

Septicemia

Answer 18

Occurs when a bacterial infection enters the bloodstream also known as blood poisoning

Question 19

Impetigo

Answer 19

Contagious infection of the skin; visible as brownish scabs, mainly around the mouth and nostrils

Question 20

Streptococci

Answer 20

Spherical bacteria that causes such diseases that scarlet fever or pneumonia

Question 21

Staphylococci

Answer 21

Bacteria typically occurring in clusters; inhabits the skin and mucous membranes

Question 22

Abscess

Answer 22

An enclosed, pus containing cavity

Question 23

Necrotic

Answer 23

Pertaining to dead tissue, surrounded by living tissue

Question 24

Mycoses

Answer 24

Another name for fungal skin infections

Question 25

Ringworm (tinea corporis)

Answer 25

A parasitic disease and its appendages; present as circular patches

Question 26

Parasite

Answer 26

An organism that lives, and feeds off another organism

Question 27

Pediculosis

Answer 27

Louse infestation

Question 28

Herpes simplex

Answer 28

A virus, causing cold sores

Question 29

Verruca vulgaris

Answer 29

A viral infection that causes the buildup of keratinized cells; commonly known as a wart

Question 30

Verucca plantaris

Answer 30

A viral infection found on the soles of the feet; commonly known as a plantar wart

Question 31

Urticaria

Answer 31

The itchy response to an allergen that causes mast cells to release histamine; commonly known as hives

Question 32

Eczema

Answer 32

An inflammatory itching disease of the skin

Question 33

Systemic

Answer 33

Pertaining to, or affecting the body as a whole

Question 34

Epinephrine

Answer 34

A synthetic form of adrenaline that relaxes the airways and constrict blood vessels; used to treat asthma, and reduce blood loss

Question 35

Anaphylactic shock

Answer 35

A sudden and potentially fatal allergic reaction in someone sensitive to a particular substance

Question 36

Erythromycin

Answer 36

An antibiotic used to treat a broad range of bacterial infections

Question 37

Milia

Answer 37

A white head of keratinized cells and sebum formed in a blind duct of the epidermidis

Question 38

Acne rosacea

Answer 38

A form of acne usually occurring in adults, as opposed to adolescence, is visible as ruptured and dilated capillaries, usually around the nose and cheeks

Question 39

Vasodilation

Answer 39

The widening of the blood vessels or arteries that increases blood flow

Question 40

Seborrhea

Answer 40

In oily condition, caused by overactive sebaceous glands

Question 41

Basal cell carcinoma

Answer 41

The most common type of skin cancer

Question 42

Squamous cell carcinoma

Answer 42

The second common form of skin cancer; usually found on the lips and ears

Question 43

Keratosis

Answer 43

Growth of hornlike tissue on the skin

Question 44

Malignant melanoma

Answer 44

The most dangerous form of skin cancer, forms from the melanocytes in the epidermis