Download - Hair, Nails, Infections
![Page 1: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/1.jpg)
Hair, Nails, Infections
![Page 2: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/2.jpg)
Do Now
3 in 3 3 things from last class in 3 minutes
Homework Review
![Page 3: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/3.jpg)
Homework
Answer questions from the text book Pages and number to be determined
![Page 4: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/4.jpg)
Where does hair come from?
Produced by a hair follicle
Daughter cells are created and pushed away Die
Due to death, almost entirely protein
![Page 5: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/5.jpg)
Function
Minor protective functions Guard against bumps
Keeps sweat out of eyes
Shields eyes
Keeps foreign particles out of respiratory tract
![Page 6: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/6.jpg)
Nail
Modification of the epidermis
Comparable to a hoof or claw of other animals
Transparent/colorless Pink color is from large blood supply
Blue color signifies lack of blood supply
![Page 7: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/7.jpg)
Infections
Athlete’s foot Itchy, red, peeling between toes
Fungus
![Page 8: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/8.jpg)
Infections
Boils Inflammation of the hair follicle
Bacterial infection
Form of staph infection
![Page 9: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/9.jpg)
Infections
Cold Sore (fever blisters) Itch and sting
Herpes Simplex infection
Remains dormant until activated by emotional upset, fever or UV radiation
![Page 10: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/10.jpg)
Infections
Contact Dermatitis Itching, redness and swelling of skin
Caused by an exposure to chemicals
![Page 11: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/11.jpg)
Infections
Impetigo Pink, water filled lesions
Develop to yellow crust
Caused by highly contagious staph infection
![Page 12: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/12.jpg)
Infections
Psoriasis Chronic
Overproduction of skin cells Red lesions
Cover with dry, silvery scales
Believed to be caused by body’s own immune system attacking a person’s tissues
Triggered by trauma, stress or infection
![Page 13: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/13.jpg)
Infections
Methicillin-Resistant Staphylococcus Aureus (MRSA)
Resistant to most antibiotics
Open wounds or sores that become infected
![Page 14: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/14.jpg)
Bill Nye!
http://www.youtube.com/watch?v=hUcyEhukn1M
![Page 15: Hair, Nails, Infections](https://reader036.vdocuments.us/reader036/viewer/2022062408/56813422550346895d9b0d1c/html5/thumbnails/15.jpg)
Homework
Answer questions from the book Pages and numbers to be determined