dermal papillae collagen fibers elastin fibers ret
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, Lecture Outline
• Functions of skin.
• Types of skin.
• Structure of thick skin → epidermis & dermis.
• Structure of thin skin.
, Learning Outcomes
❑ By the end of the lecture, the students will be able to:
1. Enumerate functions of skin.
2. Enumerate types of skin.
Lectu
3. Describe structure thick skin.
4. Enumerate layers of epidermis and structure of each one.
5. Describe structure of dermis.
6. Describe structure of thin skin in comparison with thick type. Lectu
7. Describe skin appendages (hair, sebaceous gland &arrector
pili muscle.
, Case scenario
2 years old boy came with his mother
to dermatology clinic. She complains that her
baby always had dryness, redness and itching
in his skin, especially his face. History taking
reveals that his father is asthmatic. He was
diagnosed as a case of atopic dermatitis due
to defective skin barrier.
Q1: What is the skin barrier?
Q2: Which is the layer of skin producing it?
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