Cell Communication and Hormone Types Quiz
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Questions and Answers

What type of chemical messages act on cells within the same tissue without direct contact?

  • Endocrine
  • Exocrine
  • Paracrine (correct)
  • Autocrine
  • What type of chemical messages have a short signaling range?

  • Paracrine (correct)
  • Autocrine
  • Exocrine
  • Endocrine
  • Which chemical messages are secreted to stimulate or stop adjacent cell division?

  • Local hormones
  • Paracrine factors
  • Growth hormones (correct)
  • Autocrine factors
  • Which chemical signals affect the cell that secreted them?

    <p>Autocrine factors</p> Signup and view all the answers

    What chemical messages are involved in the transfer of information from one cell to another within the same tissue?

    <p>Local hormones</p> Signup and view all the answers

    Study Notes

    Cell Communication and Homeostasis

    • Effective cell function requires communication with neighboring cells and distant cells and tissues.
    • Cellular communication is crucial for maintaining homeostasis, and miscommunication can lead to illness and diseases.

    Types of Cell Communication

    • There are four types of cell communication:
      • Direct communication
      • Paracrine communication
      • Endocrine communication
      • Nervous communication

    Direct Communication

    • Occurs between cells of the same type that are in extensive physical contact.
    • Main gate of communication between neighbor cells is called gap junction.
    • Gap junction allows for the release and reception of chemical messages to coordinate tissue function.
    • Autocrine signaling system has a short signaling distance and short duration of response.
    • Gap junction is a specialized intercellular connection between various animal cell types.
    • Gap junction directly connects the cytoplasm of two cells, allowing for the passage of molecules, ions, and electrical impulses through a regulated gate.

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    Description

    Test your knowledge on cell communication and hormone types in endocrinology. Explore the role of cellular communication in maintaining homeostasis and understand how miscommunication can lead to illnesses and diseases.

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