Term | Definition |
Epidermis | the thin, outer membrane layer (above the dermis) |
Dermis | the middle, fibrous connective tissue layer (under the epidermis) |
Subcutaneous layer | the inner most layer, containing fatty tissue |
Adip/o | fat |
Cutane/o | skin |
Cyan/o | blue |
Derm/o | skin |
Diaphor/o | profuse sweating |
Hidr/o | Sweat |
Leuko/o | white |
Lip/o | fat |
Sweat glands | produces sweat |
Sebaceous | produces oil |
Sensory receptors | detect temperature, pain, touch, and pressure. (thing that makes you feel things) |
Cutaneous | skin |
Serous membrane | line body cavities that don't open to the outside |
Mucous membranes | line body cavities that open to the outside |
Pathogens | produces germs |
Synovial membranes | lining in joint capsules that secrete synovial fluid to lubricate joints |
Skin | is stratified squamous epithelium |
Stratified | more than one layer |
Squamous | cells are flat or squashed |
Subcutaneous | under the skin |
Intradermal | within the skin |
Dermatitis | inflammation of the skin |
Dermatologist | specialist in skin (one who studies skin) |
Dermatology | study of the skin |
Anhidrosis | abnormal condition of no sweat |
Hyperhidrosis | abnormal condition of excessive sweat |
Lipectomy | excision of fat (surgical removal of fat) |
Lipoma | fatty tumor |
Scleroderma | hardening of skin |
Papule | small bump on skin |
Nodule | larger bump on skin |
Vesicle | small fluid filled bump |
Pustule | pus filled vesicle |
Cyst | fluid filled sack under skin |
Ulcer | eroded area on skin extending into dermis or subcutaneous tissue |
Keloid | Large overgrown scar |
Cyanosis | Blue skin |
Decubitus ulcer | bedsore |
Depigmentation | loss of normal skin color of pigment |
Diaphoresis | Profuse sweating |
Ecchymosis | big bruise |
Erythema | red skin |
Hemangioma | tumor made of blood vessels |
Petechiae | pin point bleeds |
Photosensitivity | sensitive to light |
Polyp | small elongated growth |
Pruritus | itchy |
Urticarial | hives |
1st degree burn | damages only the epidermis (just have redness) |
2nd degree burn | damage through epidermis & into dermis; vesicles (blisters) form between the two layers |
3rd degree burn | epidermis and dermis destroyed and damage extends into subcutaneous tissue |
Basal cell carcinomas | almost never metastasizes (doesn't spread to other organs) (best skin cancer to have; doesn't kill) |
Squamous cell carcinoma | can metastasize (middle cancer; can kill) |
Malignant melanoma | most deadly skin cancer; metastasizes; cancer of melnocytes which produce skin pigment. |