How Do I Define a Nurse Cell?

A nurse cell can have many different meanings and functions. They generally work to provide nutrients and nourishment to a developing cell or organism. They are present within certain reproductive cells and insects. Nurse cells also play a role during the life cycle of the parasite, trichinella. To define a nurse cell, categorize the various types of nurse cells, understand how they function in development, and comprehend the life cycle of the Trichinella parasite in connection with the nurse cell complex.

Instructions

    • 1

      Categorize the nurse cells. The main categories that nurse cells are associated with are cell biology and parasitology.

    • 2

      Analyze the functions of the nurse cells within cell biology. In cell biology, the nurse cells function in development. For example, the oocytes that form within arthropod insects receive their nutrients from nurse cells. The nurse cells compose the cytoplasm of the oocytes. Also, in humans, during spermatogenesis, the nurse cells are known as the sertoli cells. They make sure that the testosterone hormone is near the immature sperm cells, they sustain the development of the sperm cells and they help the sperm cells to have a certain structure.

    • 3

      Examine the functions of the nurse cells within parasitology. Parasitology is the study of parasites. The trichinella parasite uses the human as a host. The cellular complex that forms as a result of the penetration of the parasite to the human muscle cell is known as the nurse cell.

    • 4

      Comprehend the process by which the trichinella parasite forms a nurse cell with the human muscle tissue. To define a nurse cell, you should examine an example of its formation. After the Trichinella enters the muscle cell, it damages the cell's mitochondria, it releases proteins, it makes DNA and creates a larger nucleus, it makes type IV of collagen, it makes type VI of collagen, it releases vascular endothelial growth factor for the creation of new blood vessels, and then angiogenesis, or the actual formation of the blood vessels around the nurse cell occurs.

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