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 (A)</p> Signup and view all the answers

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

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

What is the woman's blood pressure?

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

What was the result of the ECG for the patient?

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

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

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

What section of the body does the CT scan show?

<p>Coronal section (D)</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 (C)</p> Signup and view all the answers

What is the external environment in the context of homeostasis?

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

Where is the extracellular fluid environment present?

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

How do most cells interact with the external environment?

<p>Through the extracellular fluid environment (A)</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 (B)</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 (B)</p> Signup and view all the answers

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

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

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

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

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

<p>Homeostasis (D)</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 (A)</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 (B)</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 (D)</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 (C)</p> Signup and view all the answers

What result was shown in the ECG of the patient?

<p>Sinus tachycardia (A)</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 (C)</p> Signup and view all the answers

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

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

What physiological process is being disrupted in the case mentioned?

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

What does homeostasis refer to in physiology?

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

What are the unremarkable results referred to in the text?

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

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