Pathophysiology Basics Quiz
37 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the primary focus of pathophysiology?

  • Studying the causes of individual diseases
  • Identifying clinical symptoms only
  • Analyzing genetic predispositions in diseases
  • Examining physiological changes due to disease (correct)

    • Which of the following terms describes a disease with an unknown cause?

  • Iatrogenic
  • Idiopathic (correct)
  • Multifactorial
  • Acquired

    • Which type of morphologic change can be observed without a microscope?

  • Microscopic changes
  • Physiological changes
  • Gross morphologic changes (correct)
  • Submicroscopic changes

    • Which mechanism refers to how a causative agent leads to pathological responses?

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

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

    <p>Supraphysiological stress</p> Signup and view all the answers

    What differentiates symptoms from signs in clinical assessment?

    <p>Symptoms are sensations experienced by the patient, while signs are observable manifestations</p> Signup and view all the answers

    How do cells respond to physiologic stresses or pathologic stimuli to maintain homeostasis?

    <p>By achieving adaptation to a new steady state</p> Signup and view all the answers

    What term describes a disease that arises from medical treatment errors?

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

    What is the primary cause of gangrenous necrosis?

    <p>Severe hypoxic injury due to blockage of major arteries</p> Signup and view all the answers

    Which form of gangrene is characterized by the skin becoming dry and changing color to dark brown or black?

    <p>Dry gangrene</p> Signup and view all the answers

    What distinguishes wet gangrene from dry gangrene?

    <p>The invasion of neutrophils and liquefactive necrosis</p> Signup and view all the answers

    What is the consequence of gas gangrene if left untreated?

    <p>Shock leading to death</p> Signup and view all the answers

    What causes the foul odor associated with wet gangrene?

    <p>Bacterial action producing pus</p> Signup and view all the answers

    What is the primary characteristic of atrophy in cells?

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

    Which of the following is NOT a classification of pathologic atrophy?

    <p>Physiologic atrophy</p> Signup and view all the answers

    What type of atrophy occurs due to a lack of hormonal stimulation during menopause?

    <p>Endocrine atrophy</p> Signup and view all the answers

    What is hypertrophy characterized by?

    <p>Increase in the size of cells</p> Signup and view all the answers

    Which of these is an example of physiologic hypertrophy?

    <p>Muscle growth from weightlifting</p> Signup and view all the answers

    What leads to compensatory hypertrophy of the kidney?

    <p>Removal of one kidney</p> Signup and view all the answers

    Which type of atrophy occurs in the muscles of paralyzed limbs?

    <p>Disuse atrophy</p> Signup and view all the answers

    Prolonged cardiac hypertrophy may lead to which condition?

    <p>Cardiac failure</p> Signup and view all the answers

    What is hyperplasia primarily characterized by?

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

    What mechanism primarily drives hyperplasia?

    <p>Production of growth factors</p> Signup and view all the answers

    Which type of hyperplasia occurs as a response to the removal of part of an organ?

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

    Which statement best describes dysplasia?

    <p>It involves abnormal changes in size, shape, and organization of mature cells.</p> Signup and view all the answers

    Which of the following is a potential consequence of dysplasia?

    <p>Progression to cancer</p> Signup and view all the answers

    What is the primary characteristic of metaplasia?

    <p>Replacement of a differentiated cell type by a less differentiated type</p> Signup and view all the answers

    What type of hyperplasia is associated with excessive menstrual bleeding due to hormonal imbalance?

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

    Which of the following best describes the relationship between dysplasia and hyperplasia?

    <p>Dysplasia is often called atypical hyperplasia.</p> Signup and view all the answers

    What initiates the mitochondrial pathway of apoptosis?

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

    Which is a key difference between necrosis and apoptosis?

    <p>Apoptosis involves intact cellular contents, while necrosis does not.</p> Signup and view all the answers

    Which statement correctly describes necrosis?

    <p>It induces pyknosis and karyorrhexis.</p> Signup and view all the answers

    How does apoptosis influence inflammation compared to necrosis?

    <p>Necrosis frequently results in inflammation, but apoptosis usually does not.</p> Signup and view all the answers

    Which of the following is NOT a trigger for the intrinsic pathway of apoptosis?

    <p>Engagement of death receptors</p> Signup and view all the answers

    What is one characteristic of apoptotic cell death?

    <p>Compact DNA fragmentation into nucleosome-size pieces.</p> Signup and view all the answers

    What type of necrosis is typically characterized by the loss of blood supply?

    <p>Coagulative necrosis</p> Signup and view all the answers

    Which of the following statements about apoptosis is true?

    <p>It is often a physiological means of eliminating unwanted cells.</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser