Diseases and Uniqueness of the Integumentary System

Diseases and Uniqueness of the Integumentary System

by Stacy King

​Burns

• ​​Burns

  • ​first

    • Epidermis, swelling

  • Second

    • Dermis, blisters

  • Third

    • Hypodermis, necrotic tissue

  • ​caused by

    • ​heat

    • ​electrical

    • ​chemical

    • ​UV radiation

  ​

​Rule of nines

Multiple Choice

A person with burns on both anterior and posterior arms would be burned on 

• 18% of the body
• 36% of the body
• 9% of the body
• 27% of the body

​Retroviral infections

1. ​The virus invades a healthy cell

2. ​Reverse transcriptase

   1. ​the virus turns RNA into DNA

3. ​The infectious DNA is combined into the host's genome

4. When the host's DNA is transcribed so is the viral DNA

5. Producing new viruses

​Viral Skin Infections

Herpes Simplex

• ​type 1 (cold sores)

  • ​mouth

• ​type 2

  • ​genital

• ​Human Papillomavirus

  • ​Warts

    • ​common (hands)

    • ​plantar (feet)

    • ​Genital

Multiple Choice

Human papilloma virus causes

• warts
• cold sores
• eczema
• rosacea

​Chicken Pox

• ​Herpes Varicella-Zoster

​Infections of the Skin

• Fungal ​

  • ​Athlete's foot

  • ​jock itch

  • ​ringworm

  • toenail

• ​Bacterial

  • ​impetigo

  • ​cellulitis

​Inflammation of the skin and Membranes

• ​Pleurisy

  • ​membrane of the lungs rough

• ​Peritonitis

  • ​infection of the abdomen membrane

• ​psoriasis

  • ​redness and irritation of the skin

​Cancers of the Skin

• Basal cell carcinoma

  • ​Basal cells

• ​Squamous cell carcinoma

  • ​keratinocytes

• ​Malignant melanoma

  • ​melanocytes

Multiple Choice

The substance produced by the skin that helps to prevent skin cancer by blocking UV rays from damaging DNA is

• sebum
• adipose
• keratin
• melanin

Genetic Uniqueness ​

​Melanocytes

• ​Melanocytes

  • ​Albinism

    • ​loss of melanin due to an enzymatic disregulation

  • ​Vitiligo

    • ​patches of loss melanocytes

  • ​Piebaldism

    • ​patch white/skin hair

    • affecting embryonic migration of melanocytes

​autoimmune

​Peeling Skin Syndrome

• Genetic autosomal recessive disorder

• ​skin peels in sheets

  • ​exacerbated by mechanical stress, sweating, heat and water exposure

• ​symptoms also include

  • ​blisters

  • ​itchy skin

Multiple Choice

Condition where melanin is destroyed and white patches appear in dark skin tone areas.

• rosacea
• vitiligo
• vertigo
• impetigo