Page 5 - E-Biology Sec.2 2024-2025 U1_Handy
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Soluble                                               Insoluble
                                                                     “crystals”

                                1-Skin

? The biggest organ in the body as it covers the whole body.
? It adheres to the body by a fatty (subcutaneous) layer under the dermis.

Epidermis                                      Dermis

Surface layer  Inner layer  Sweat   Sebaceous     Hair      Sensory  Blood
                            glands     (Fat)   follicles &   nerve   vessels
                                      glands                endings
                                                 muscle
                                     4

Second Term
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