BIOS 251 chapter 6 test Questions and Correct Solutions 2024

BIOS 251 chapter 6 test Questions and Correct Solutions 2024 surface area of the skin - Answer -1.5-2 square meters mass of the skin - Answer -4 to 5 kg percent of body weight - Answer -7% skin - Answer -integument epidermis - Answer -Outer layer of skin dermis - Answer -Inner layer of skin Keratinocytes - Answer -produce keratin melanocytes - Answer -produce melanin Langerhans cells - Answer -epidermal macrophages that help activate the immune system Merkel cells - Answer -function as touch receptors in association with sensory nerve endings thick skin - Answer -Covers the palms of the hands and soles of the feet Has five layers thin skin - Answer -4 layers stratum basale - Answer -the deepest layer of the epidermis consisting of stem cells capable of undergoing cell division to form new cells stratum spinosum - Answer -spiny layer