(c) There are stem cells in the epithelial tissue that forms the lining of the
stomach. Explain why these stem cells are necessary.
Answers
Answer:
Epithelial tissues have as their primary functions: to protect the tissues that lie beneath from radiation, desiccation, toxins, invasion by pathogens, and physical trauma. the regulation and exchange of chemicals between the underlying tissues and a body cavity.
Explanation:
Stem cells represent an exciting area in medicine because of their potential to regenerate and repair damaged tissue. Some current therapies, such as bone marrow transplantation, already make use of stem cells and their potential for regeneration of damaged tissues. In this way stem cells are necessary.
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Answer:
Using umbilical cord blood—immature stem cells—is better because it does not need to be as closely matched to a patient to be considered acceptable as a donor source. In other words, these stem cells have a greater propensity for acceptance by the patient's immune system.