19.
Pigmentation. (para 1-3a(4))
20.
Blood vessels.
Nourishment. (para 1-3a(3)(c))
21.
Oil glands. (para 1-3c(1))
22.
Keeps the skin pliable and soft.
Prevents too much water from evaporating from the skin. (para 1-3c(1))
23.
Acne is caused by an inflammation of the sebaceous glands. (para 1-3c(1))
24.
Lunula. (para 1-3b(1))
25.
.Pain.
Touch.
Temperature.
Pressure. (para 1-4a(2)(a))
26.
Bacteria.
Irritants. (para 1-4b)
27.
Perspiration. (para 1-4c)
End of Lesson 1
MD0575
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