Adjacent counties. 1  Angelina County (northeast) 2  Polk County (southeast) 3  San Jacinto County (south) 4  Walker County (southwest) 5  Houston County (northwest)
This lesson will cover the three main layers of your skin, which includes the epidermis, dermis, and subcutis. In addition, we'll learn about other skin cells and tissue, such as adipose tissue, keratinocytes, melanocytes, and Merkel's cells. UExcel Anatomy & Physiology: Study Guide & Test Prep / Science Courses.
The three main types of skin cancer are squamous cell carcinoma, basal cell carcinoma and melanoma, according to WebMD. Squamous cell carcinoma and basal cell carcinoma are collectively called nonmelanoma skin cancers. Full Answer >.