What is epidermal growth factor and what does it promote

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Assignment - Integumentary System

Know the 5 layers of the epidermis (include cells, functions, and special features if mentioned in lecture). Which layer is missing in thin skin?

What is epidermal growth factor and what does it promote?

What are the 2 layers of the dermis and what does each of them contain?

What are tension lines and their significance?

What are the 2 networks of dermal blood supply? Where do they supply blood to?

What are the 2 sensory receptors in the dermis layer mentioned in lecture? What is the one sensory receptor in the epidermis layer mentioned in lecture?

What makes up the subcutaneous layer? Where is it located?

What is melanin and how is it produced? What is its significance in our skin color? How does it protect us from UV radiation?

How is vitamin D produced? What is vitamin D used to produce? What organs and steps are involved in this process? Why is this important?

What pigment can give us orange skin? Red/pink skin?

Know the structures of the hair and their characteristic/function: hair follicle, root hair plexus, arrector pili muscle, hair root/hair shaft, hair bulb/papilla.

Distinguish between sebaceous and sudoriferous glands (include what they produce and functions).

What are the 4 phases of injury repair for the skin? What cells and processes are involved in each step?

Know the diseass that have to do with the skin: dermatitis, albinism vs. vitiligo, rickets (bones), basal cell carcinoma/melanoma, cyanosis, jaundice (liver), MSH and relationship to tumors in the pituitary gland, Addison's disease.

What are the 3 degrees of burn? What's damaged in each of them?

What is a skin graft and what degree of burn needs them?

Without our skin, what 3 things can we lose that can become life-threatening?

Reference no: EM133266869

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