1. Do now activity #2 What is the physiology of sebaceous glands?
What is the physiology of hair?
What is the physiology of nails?
What is the pigment that gives skin its color? What are the cells that produce this pigment called?
List all the types of sweat glands.

2. What is the treatment plan for the 3 different types of skin cancer?
Essential Question:
What is the treatment plan for the 3 different types of skin cancer?
chapter 5-3: Skin cancer
Learning Target
describe the characteristics of the three types of skin cancer (basal cell carcinoma, squamous cell carcinoma, and melanoma).

3. announcements Chapter 1 Retake (>70%)
Completed stamp sheet assignments
Retake score will be permanent
Class website will be updated today
Refer to stamp sheet for list of assignments
Quiz 1 scheduled for: Wednesday, 9/19/18
Quiz 2 scheduled for: Thursday, 9/20/18
Chapter 5 Test scheduled for: Tuesday, 9/25/18
Last Day to Stamp Chapter 5: Monday, 9/24/18

4. Available Extra Credit
announcements
Available Extra Credit OR
Tissue/Pencil Box = 5 Point Class Pass (Limit 2 per student per chapter)

5. Don’t forget to chunk your notes!

6. overview
Cancer is uncontrolled cell growth that produces a mass of cells called tumors

7. Most skin tumors are benign and do not metastasize (spread)
overview
Most skin tumors are benign and do not metastasize (spread)

8. overview
A crucial risk factor for non-melanoma skin cancers is the disabling of the p53 gene

9. Newly developed skin lotions can fix damaged DNA
overview
Newly developed skin lotions can fix damaged DNA

10. Skin cancer The three major types of skin cancer are:
Basal cell carcinoma
Squamous cell carcinoma
Melanoma

11. Don’t forget to chunk your notes!

12. Basal Cell Carcinoma
Basal cell carcinoma is the least malignant & most common skin cancer
Epidermal bottom layer cells (Stratum basale) divide rapidly and invade the dermis & hypodermis
Slow growing and do not often metastasize
Can be cured by surgical excision (cut out) in 99% of the cases

13. Don’t forget to chunk your notes!

14. Squamous Cell Carcinoma
Squamous cell carcinoma arises from keratinocytes of a deep layer of the epidermis
Arise most often on scalp, ears, and lower lip
Grows rapidly and metastasizes if not removed
Prognosis is good if treated by radiation therapy or removed surgically

15. Don’t forget to chunk your notes!

16. Melanoma Melanoma is cancer of melanocytes
Is the most dangerous type of skin cancer because it is:
Highly metastic (spreads fast)
Resistant to chemotherapy

17. Don’t forget to chunk your notes!

18. Characteristics of melanoma
Melanoma can be detected by using the ABCD Rule

19. Characteristics of melanoma
A: Asymmetry
Two side do not match
B: Border
Has indentations
C: Color
Has several colors
D: Diameter
Larger than 6 mm
* Some also use E: Elevation