Quote of the Week: “Education is the most powerful weapon which you can use to change the world.” -Nelson Mandela Monday November 2, 2015 Do Now: Enter room: 329anatomy and complete the questions BUY QUIZ POINTS ON ZONDLE Homework:  Zondle: continue to review all open topics  Skin & Membrane Test Tuesday 11/17 MS. GALLAGHER’S ANATOMY & PHYSIOLOGY Agenda: Complete & Review “Do Now” Burns Zondle: Burns Standards: HS-LS1-2

© 2015 Pearson Education, Inc. Burns Tissue damage and cell death caused by heat, electricity, UV radiation, or chemicals Associated dangers Dehydration Electrolyte imbalance Circulatory shock Result in loss of body fluids and invasion of bacteria

© 2015 Pearson Education, Inc. Severity of Burns First-degree burns (partial-thickness burn) Second-degree burns (partial-thickness burn) Third-degree burns (full-thickness burn)

First Degree Burns Epidermis is damaged Skin is red & swollen Skin may become dry & peel No blister is present Signs & symptoms disappear as layers shed Typically heal within 3-6 days Soak the wound in cool water for at least 5 minutes Take acetaminophen or ibuprofen for pain relief Apply aloe vera gel or cream Use antibiotic ointment and loose gauze DON’T use ice DON’T use cotton balls

Second Degree Burns Epidermis & upper Dermis is damaged Skin is red with blisters Heals within 2-3 weeks, but can take longer In sever cases, skin grafting is required Seek emergency treatment if on: face, hands, buttocks, groin or feet Soak the wound in cool water for at least 15 minutes Take acetaminophen or ibuprofen for pain relief Use antibiotic ointment and loose gauze DON’T use ice DON’T use cotton balls

Third Degree Burns Destroys entire skin layer Requires skin graft May even extend into bloodstream, major organs or bones Can lead to death Damage is so extensive you may not feel pain Waxy & white to dark brown, black & charred DO NO SELF-TREAT Call 911 immediately; while you’re waiting raise the injury above your heart

Figure 4.11b Burns. (b) Burns of increasing severity, from top to bottom: first-degree, second-degree, third-degree.

© 2015 Pearson Education, Inc. Rule of Nines Way to determine the extent of burns Body is divided into 11 areas for quick estimation Each area represents about 9 percent of total body surface area – The area surrounding the genitals (the perineum) represents 1 percent of body surface area

Figure 4.11a Burns. Totals Anterior and posterior head and neck, 9% Anterior and posterior upper limbs, 18% Anterior and posterior trunk, 36% Anterior and posterior lower limbs, 36% 100% (a) Perineum, 1% 41/2%41/2% 41/2%41/2%41/2%41/2% Anterior trunk, 18% 9%

© 2015 Pearson Education, Inc. Critical Burns Burns are considered critical if… – Over 25 percent of body has second-degree burns – Over 10 percent of the body has third-degree burns – There are third-degree burns of the face, hands, or feet