McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

Chapter 6: Skin and Body Membranes

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-2

Learning OutcomesRecall parts and functions of the

integumentary system Identify related word parts Recall the common diagnoses, laboratory tests,

and clinical procedures used in testing and treating disorders

Define related pathologies Define related surgical terms Recall common pharmacological agents used in

treating disorders of the integumentary system

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-3

Skin/Body Membrane TermsIntegumentary System includes skin, hair,

nails, sweat, and sebaceous glands

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-4

Combining Formsadip(o) fattycutane(o) skindermat(o), derm(o) skin-derm, -derma skinhidr(o) sweat, sweat

glandsichthy(o) fish, scaly

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-5

Combining Formskerat(o) horney tissuelip(o) fattymelan(o) black, very darkmyc(o) fungusonych(o) nailpil(o) hair

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-6

Combining Formsseb(o) sebum,

sebaceous glandssteat(o) fattrich(o) hairxanth(o) yellowxer(o) dry

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-7

SkinLargest organ of the bodyExternal protective coveringVital role in homeostasis

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-8

Skin Cross-Section

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-9

Hair and NailsHair grows out of the epidermis to cover

various parts of the bodyHair serves to cushion and protect

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-10

Hair Growing

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-11

Nail

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-12

Sectional View

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-13

GlandsDistributed throughout bodyFound on the hand, soles of feet, axillae, and

forehead

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-14

Glands in the Skin

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-15

Diagnostic, Procedural, and Laboratory TermsAssist in diagnosing medical conditionsUsed in combinations for final diagnosis and

treatment planning

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-16

Pathological TermsPathological conditions of the skin and body

membranes include lesions, diseases, and cancers

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-17

Types of Lesions

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-18

viral diseasesrubeolarubella roseola

varicellaimpetigo

pyoderma tinearingwormpruritus candidiasis dermatitis

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-19

urticaria hiveseczema ecchymosis(pl., ecchymoses) petechiae (sing., petechia)

purpurarosacea furunclecarbuncle abscess

gangrene

Symptoms, Abnormalities, and Conditions II

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-20

herpes herpes simplex virus

Type 1 herpes simplex virus

Type 2herpes zoster cold sore

fever blistergenital herpesshinglesWartverruca (pl.,

verrucae)plantar wart

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-21

“Rule of Nines”

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-22

acneacne vulgariscomedoblackhead whiteheadscleroderma

psoriasisseborrhea burn first-degree second-degree third-degree pediculosis scabies

Symptoms, Abnormalities, and Conditions III

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-23

neoplasmscalluscornkeratosisbasal cell carcinoma

squamous cell carcinoma

Kaposi’s sarcomamalignant melanomaalopecia areata

Symptoms, Abnormalities, and Conditions IV

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-24

plastic surgeryskin graft autograft allograft cryosurgery dermabrasion debridement curettage

homograftheterograftxenograftcauterizedfulgurationbiopsy Mohs’ surgery

Surgical Terms

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-25

Pharmacological TermsTreatment of skin disorders involves the use

of various medicationsTopical preparations can relieve symptoms

and kill disease agents Other treatments involve heat, light, and

radiation

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-26

Pharmacological Terms (cont.)chemotherapyradiation therapyultraviolet lightantihistamines

antibiotics antiseptics antibacterialsantifungals

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-27

Pharmacological Terms (cont.)anti-inflammatory corticosteroidsantipruriticsanesthetic topical anesthetic

emollients astringents keratolytics alpha-hydroxyacids

McGraw-Hill © 2013 by The McGraw-Hill Companies, Inc. All rights reserved.

6-28

Chapter ReviewRecall parts and functions of the

integumentary system Identify related word parts Recall the common diagnoses, laboratory

tests, and clinical procedures used in testing and treating disorders

Define related pathologies Define related surgical terms Recall common pharmacological agents used

in treating disorders of the integumentary system