Week Two Tuesday, Integumentary, Epidermis
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Integumentary | Covering, Hair, skin, nails. Skin is 9-11 Lbs.
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| Three layers of skin | Epidermis, Dermis, Hypodermis
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| Epidermis facts | 5 layers, 4 cells. Cells of the Epidermis are protective.
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| 4 cells of the Epidermis | Keratinocytes, Melanocytes, Dandritc, Tactile,
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| 5 layers of the epidermis | Stratum Basale, Stratum Spinosum, Stratum Granulosum, Stratum Luciden, Stratum Corneum
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| Keratinocytes (cell) | Protein, Keratin producing cell, causes toughness
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| Melanocytes (cell) | Protein, Melanin producing cell, gives pigment. Melanin dots towards sun. Protects the nucleus of the Karatinocyte.
*EVERYONE HAS THE SAME NUMBER OF MELANOCYTES. Dark skin is just more active. Further north you go the more vitamin D your skin wants.
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| Dandritic (cell) | White blood cell. Responsible for an immune response. It alerts.
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| Tactile (cell) | Sensory. Sends info about pressure or pain; is connected to the nerve.
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| Stratum Basale (1) (Layer) | Bottom most layer. Contains Melanocytes, Tactile, and Karatirocytes
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| Stratum Spinosum (2) (layer) | 2nd cell layers. 4-6 cells thick. Karatinocytes are living, Dendritic. Layer is darkening, taking on Melanin.
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| Stratum Granulosum (3)(layer) | 3rd layer Dying, 1-2 cells, release lipids. Gives moisture.
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| Stratum Luciden (4)(layer) | 4th layer. Only in thick parts of skin. Translucent.
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| Stratum Corneum (Layer) |
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
kanderson96
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