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How are cells replaced in the epidermis?
the stem cells of the stratum basale are in constant state of mitosis, replacing cells that have rubbed off the epidermal surface. as they are produced by stem cells, new keratinocytes push previously formed cells toward the surface.
What are the 4 kind of cells in the blood identify each?
They are:- RBC (Red blood cells) WBC (White blood cells) Platelets There are only types, not 4 types of blood cells.
What are the 4 type of cells in the human body?
There are more than 4 types of cells in the human body. There are about 200 different types of cells. Each cell has a different function.
4 cell types found in the human body?
Four cell types found in the human body include epithelial cells (skin cells), muscle cells (skeletal, smooth, and cardiac muscle), nerve cells (neurons), and blood cells (red blood cells, white blood cells, and platelets).
What is the biology term for the middle layer of the leaf?
There are 4 layers to the typical leaf; the upper epidermis, palisade layer, spongy layer and lower epidermis. ref http://users.rcn.com/jkimball.ma.ultranet/Biology/Pages/L/Leaf.html
How many types of load cell?
I think there are 4 types of load cells they are Pancake Load CellS ,Beam Load CellLoad, ButtonSingle and Point Load Cell.
Is your skin cells replaced by 2 weeks?
Skin cells are constantly being replaced, with old cells shedding and new ones being produced in the lower layers of the skin. This process can take anywhere from 2-4 weeks for complete turnover of the skin cells on the outermost layer known as the epidermis.
How fast does human skin shed?
the whole process by which cells form in the stratum basale, rise to the surface , become keratinized and slough off takes about 4 weeks in a average epidermis
What are the 4 nerve cell in your body?
There are many types of cells associated with the nervous system. Examples are:Neurons (the functional unit of nervous system). There are many types of neurons as well.OligodendrocyteSchwann cells
How many cell layers make up the epidermis?
In humans, the epidermis is four or five cell layers thick, depending upon the area of skin in question. There is the cornfield layer, the clear layer, granular layer, spinous layer and basal layer.
Why did 8 eat 9?
Because 8 was hungry and ate 9. 7 ate 8. 6 ate 7. 5 ate 6. 4 ate 5. 3 ate 4. 2 ate 3. 1 ate 2. 0 ate 1 and -1 ate 0.
Name 3 types of white blood cells?
There are several types of white blood cells (leukocytes.) The 3 main groups are granulocytes, monocytes, and lymphocytes. There are 3 types of granulocytes; neutrophils, eosinophils, and basophils. There are 2 main types of lymphocytes; B cells and T cells. There are 4 types of T cells; cytotoxic T cells, helper T cells, suppressor T cells, and natural killer cells.
