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Week 6
| Term | Definition |
|---|---|
| Stratum basale | the “base layer” or deepest layer where mitosis and cell regeneration occur |
| Stratum gramulosum | the “granular layer” or start of keratin surface formation and cell degeneration migrating upward |
| Stratum spinosom | the “spiny layer” is composed of 8 to 10 layers of irregular shaped cells where presence of desmosomes gives cells a prickly appearance and RNA synthesize keratin. |
| Stratum lucidum | the “clear layer” due to absent of nuclei in the flat, dying cell. Usually found in the thick skin of the soles of feet and palm. |
| Stratum corneum | the “horny layer” is the most superficial layer where keratinization takes place. |
| The Epidermis contains what | dead cells, keratin, melanocytes and serves as protection to the skin |
| The dermis contains what | blood vessels, collagen, hair follicles which are all absent from the epidermis |
| The Subcutaneous tissue contains | blood vessels, the nerves and also possess fat layers which are absent from the other layers, which helps in maintaining the right body temperature. |
| Sternum | The medial part of the anterior chest wall is supported by a dagger-shaped bone |
| Lacrimal | he very small bone that lies just posterior and lateral to each nasal bone |
| Fibula | lower leg bone thats small and located laterally |
Created by:
asiha
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