7Connective Tissue Membranes synovial membranecapsule around synovial jointtendon sheathsynovial fluid
8Review and AssessmentMatch these words with 1–4 below: synovial, mucous, cutaneous, serous. 1. line cavities open to the environment 2. line cavities not open to the environment 3. tendon sheath 4. form skin
9The Integumentary System Chapter 3: Membranes and the Integumentary SystemLesson 3.2The Integumentary System
10The Integumentary System functions of the integumentary systemanatomy of the skinappendages of the skin
11Functions of the Integumentary System protects againstabrasionchemical damagedrying outUV radiation damageregulates body temperature
15Review and Assessment True or False? 1. The dermis is the superficial layer of the skin.2. The skin helps regulate body temperature.3. The epidermis has three layers.4. The hypodermis is above the dermis.5. The skin protects against UV radiation.
16Epidermal Cells keratinocytes epidermal dendritic cells Merkel cells produce keratin, form layers of epidermisepidermal dendritic cellsward off infectionsMerkel cellstouch receptors
17Dermis dense, fibrous connective tissue papillary layer forms fingerprintsreticular layer
18Hypodermis fibrous connective tissue adipose tissue padding insulation energy storage
19Appendages of the Skin sudoriferous (sweat) glands sebaceous glands eccrineapocrinesebaceous glandshairnails
20Review and AssessmentFill in the blanks with: hypodermis, keratinocytes, sweat, or papillary.1. Eccrine is a type of _______________ gland.2. _______________ produce keratin.3. Adipose tissue is found in the _______________.4. The _______________ of the dermis forms fingerprints.
21Injuries and Disorders of the Skin Chapter 3: Membranes and the Integumentary SystemLesson 3.3Injuries and Disorders of the Skin
22Injuries and Disorders of the Skin injuries of the skininfections of the skin and membranesinflammatory conditions of the skin and membranescancers of the skin
23Injuries of the Skin decubitus ulcers burns bedsores caused by restricted blood supplyburnsfirst-, second- or third-degreecaused by heat, chemicals, electricity or UV radiationrule of ninesSuzanne Tucker/Shutterstock.com, JTeffects/Shutterstock.com, Naiyyer/Shutterstock.com
24Infections of the Skin and Membranes viral infectionsherpes varicellaherpes zosterherpes simplex virus type 1 or type 2human papillomaviruswartsMaksym Bondarchuk/Shutterstock.com
25Infections of the Skin and Membranes fungal infectionsathlete’s footjock itchringwormtoenail fungusbacterial infectionsimpetigocellulitis
26Inflammatory Conditions of the Skin and Membranes pleurisymakes smooth surface of pleura roughperitonitisinfection of peritoneumpsoriasisinvolves redness and irritationKenxro/Shutterstock.com
27Cancers of the Skin basal cell carcinoma squamous cell carcinoma malignant melanomaABCD ruleLibrakv/Shutterstock.com
28Review and Assessment True or False? 1. Herpes zoster causes decubitus ulcers.2. Peritonitis is an infection of the skin.3. Impetigo is caused by a fungus.4. Warts are caused by a virus.5. Ringworm is caused by a fungus.