L1 BATH
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Questions and Answers

What term describes the steady state in which cells are able to handle normal physiologic demands?

  • Homeostasis (correct)
  • Stress
  • Injury
  • Adaptation

    • Which of the following is a cellular adaptive response that can occur in response to injury?

  • Receptor binding
  • Protein transcription
  • Signal transduction
  • All of the above (correct)

    • What does atrophy refer to?

  • A reversible change in which one adult cell type is replaced by another adult cell type
  • Increase in the number of cells in an organ or tissue
  • Reduced size of an organ or tissue resulting from a decrease in cell size (correct)
  • Increased size of cells and increased size of the organ

    • What is a cause of atrophy?

    <p>All of the above</p> Signup and view all the answers

    Hypertrophy is characterized by:

    <p>Increased size of cells and increased size of the organ</p> Signup and view all the answers

    What is the main mechanism behind hypertrophy?

    <p>Increased functional demand and hormonal stimulation</p> Signup and view all the answers

    Which of the following is NOT a feature of irreversible cell injury?

    <p>Increased glycogen content</p> Signup and view all the answers

    Which of the following is an example of a non-lethal cell injury?

    <p>Chemical toxicity</p> Signup and view all the answers

    Which of the following is an example of programmed cell death?

    <p>Apoptosis</p> Signup and view all the answers

    Which of the following is an example of a reversible cell injury?

    <p>Cellular swelling</p> Signup and view all the answers

    Which of the following is NOT a mechanism of cell injury?

    <p>Cellular adaptation</p> Signup and view all the answers

    Which of the following is NOT a characteristic of apoptosis?

    <p>Inflammatory response</p> Signup and view all the answers

    Which of the following is an example of an extrinsic pathway of apoptosis?

    <p>Activation of caspase-8</p> Signup and view all the answers

    Which of the following is a characteristic of hypertrophy?

    <p>Increased cell size</p> Signup and view all the answers

    What can cause atrophy?

    <p>Loss of innervation</p> Signup and view all the answers

    Which of the following is NOT a form of cellular adaptation?

    <p>Aplasia</p> Signup and view all the answers

    Which of the following is a cause of hyperplasia?

    <p>Excessive hormonal stimulation</p> Signup and view all the answers

    What is metaplasia characterized by?

    <p>One adult cell type being replaced by another adult cell type</p> Signup and view all the answers

    What are the histologic changes associated with atrophy?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is an example of physiological hyperplasia?

    <p>Endometrial hyperplasia</p> Signup and view all the answers

    What can cause hyperplasia?

    <p>Excessive growth factor sensitivity</p> Signup and view all the answers

    What can cause hypertrophy?

    <p>Increased functional demand</p> Signup and view all the answers

    Which statement best describes metaplasia?

    <p>It can revert back to normal tissue</p> Signup and view all the answers

    What is NOT a cause of atrophy?

    <p>Increased workload</p> Signup and view all the answers

    What is NOT an example of metaplasia?

    <p>Fibrous metaplasia in the liver</p> Signup and view all the answers

    What is the main cause of hypertrophy?

    <p>Increased functional demand and hormonal stimulation</p> Signup and view all the answers

    In cellular adaptation, which process involves the increase in the number of cells in an organ or tissue?

    <p>Hyperplasia</p> Signup and view all the answers

    Which of the following is a cause of atrophy?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is NOT a form of cellular adaptation?

    <p>Receptor binding</p> Signup and view all the answers

    What term describes the steady state in which cells are able to handle normal physiologic demands?

    <p>Homeostasis</p> Signup and view all the answers

    What does atrophy refer to?

    <p>Reduced size of an organ or tissue resulting from a decrease in cell size</p> Signup and view all the answers

    Which of the following is a cause of hyperplasia?

    <p>Excessive hormonal stimulation</p> Signup and view all the answers

    Metaplasia is considered a reversible change because:

    <p>It can revert back to normal tissue</p> Signup and view all the answers

    Hyperplasia is characterized by:

    <p>Increase in the number of cells in an organ or tissue</p> Signup and view all the answers

    Which of the following is NOT a cause of hypertrophy?

    <p>Adequate nutrition</p> Signup and view all the answers

    The histologic changes associated with atrophy include:

    <p>All of the above</p> Signup and view all the answers

    Atrophy can be caused by:

    <p>All of the above</p> Signup and view all the answers

    Which of the following is a mechanism of cellular adaptation to injury?

    <p>All of the above</p> Signup and view all the answers

    Which of the following is NOT an example of metaplasia?

    <p>Fibrous metaplasia in the liver</p> Signup and view all the answers

    Which of the following is NOT a form of cellular adaptation?

    <p>Apoptosis</p> Signup and view all the answers

    The main mechanism behind atrophy is:

    <p>Decreased protein catabolism</p> Signup and view all the answers

    Hyperplasia can occur due to:

    <p>Excessive growth factor sensitivity</p> Signup and view all the answers

    Which of the following is NOT a characteristic of apoptosis?

    <p>Cell lysis and release of cellular contents</p> Signup and view all the answers

    Which of the following is NOT a characteristic of irreversible cell injury?

    <p>Increased glycogen content</p> Signup and view all the answers

    Which of the following is an example of a non-lethal cell injury?

    <p>Chemical toxicity</p> Signup and view all the answers

    Which of the following is an example of programmed cell death?

    <p>Apoptosis</p> Signup and view all the answers

    Which of the following is an example of a reversible cell injury?

    <p>Cellular swelling</p> Signup and view all the answers

    Which of the following is NOT a mechanism of cell injury?

    <p>Cellular adaptation</p> Signup and view all the answers

    Which of the following is NOT a characteristic of apoptosis?

    <p>Inflammatory response</p> Signup and view all the answers

    Which of the following is an example of an extrinsic pathway of apoptosis?

    <p>Activation of caspase-8</p> Signup and view all the answers

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