Cardiovascular System: Blood Pressure Regulation
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Questions and Answers

What symptom is NOT mentioned in the case of the 56 year old woman?

  • Chest pain
  • Excessive thirst (correct)
  • Sweating
  • Extreme anxiety

    • What vital sign is outside the normal range for the 56 year old woman?

  • Temperature
  • Respiratory rate
  • Pulse
  • Blood pressure (correct)

    • What is a recurring theme in the TBL regarding cardiovascular regulation?

  • Disruption of homeostasis
  • Positive feedback
  • Role of the digestive system
  • Maintaining a steady state (correct)

    • What central system plays a key role in regulating cardiovascular function?

    <p>Central nervous system</p> Signup and view all the answers

    What can precipitate the symptoms in the case of the 56 year old woman?

    <p>Physical exertion</p> Signup and view all the answers

    What is the woman's blood pressure?

    <p>170 over 99</p> Signup and view all the answers

    What was the result of the ECG for the patient?

    <p>Sinus tachycardia</p> Signup and view all the answers

    What additional tests did the consultant decide to carry out?

    <p>24-hour urine collection and CT scan</p> Signup and view all the answers

    What is the purpose of the 24-hour urine collection?

    <p>To test for particular biochemicals</p> Signup and view all the answers

    What section of the body does the CT scan show?

    <p>Coronal section</p> Signup and view all the answers

    How is homeostasis defined?

    <p>Maintenance of a relatively constant internal environment despite changes in the external environment</p> Signup and view all the answers

    What is the external environment in the context of homeostasis?

    <p>The world outside our body</p> Signup and view all the answers

    Where is the extracellular fluid environment present?

    <p>Around cells</p> Signup and view all the answers

    How do most cells interact with the external environment?

    <p>Through the extracellular fluid environment</p> Signup and view all the answers

    What does the author want readers to emphasize about this case?

    <p>It's about identifying underlying mechanisms rather than getting a clinical diagnosis</p> Signup and view all the answers

    What is the consultant's reasoning behind organising a 24-hour urine collection?

    <p>To test for particular biochemicals</p> Signup and view all the answers

    What is the central theme of this TBL regarding the cardiovascular system?

    <p>Regulation of blood pressure</p> Signup and view all the answers

    Which system plays a central role in the regulation of cardiovascular function?

    <p>Nervous system</p> Signup and view all the answers

    What is the underlying concept that contributes to maintaining a steady state in the body?

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

    What are some symptoms experienced by the 56 year old woman in the case presented?

    <p>Abdominal pain, sweating, and extreme anxiety</p> Signup and view all the answers

    What vital sign indicates an abnormal reading for the 56 year old woman?

    <p>Blood pressure of 170 over 99</p> Signup and view all the answers

    What can precipitate the symptoms in the case of the 56 year old woman?

    <p>Exertion or physical activity</p> Signup and view all the answers

    What is the purpose of the 24-hour urine collection mentioned in the text?

    <p>To assess kidney function</p> Signup and view all the answers

    What result was shown in the ECG of the patient?

    <p>Sinus tachycardia</p> Signup and view all the answers

    What is the significance of a CT scan in the case mentioned?

    <p>To identify potential causes of the patient's condition</p> Signup and view all the answers

    What does the author want readers to emphasize about this case?

    <p>Identifying underlying mechanisms</p> Signup and view all the answers

    What physiological process is being disrupted in the case mentioned?

    <p>Cardiovascular homeostasis</p> Signup and view all the answers

    What does homeostasis refer to in physiology?

    <p>Maintaining a relatively constant internal environment</p> Signup and view all the answers

    What are the unremarkable results referred to in the text?

    <p>Blood tests</p> Signup and view all the answers

    "Most cells don't have direct contact with the outside world" – What does this statement emphasize?

    <p>The isolation of cells from environmental influences</p> Signup and view all the answers

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