Cardiovascular System Fundamentals Quiz
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Questions and Answers

What is the purpose of noninvasive ventilation?

  • To assist with chest tube insertion
  • To deliver medications directly into the lungs
  • To maintain a positive airway pressure and improve alveolar ventilation (correct)
  • To monitor blood pressure

Where is the thirst-control mechanism located?

  • Frontal lobe of the brain
  • Hypothalamus in the brain (correct)
  • Pons in the brainstem
  • Cerebellum

What hormone helps in regulating fluid balance by conserving water in the body?

  • Thyroid stimulating hormone (TSH)
  • Insulin
  • Antidiuretic hormone (ADH) (correct)
  • Cortisol

Which condition is characterized by 'water deficit' and hypertonicity?

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

What electrolyte imbalance can lead to muscle weakness and cardiac arrhythmias?

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

Which organ system is primarily responsible for excreting carbonic acid from the body?

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

What is the role of alveoli in the lungs?

<p>Exchanging oxygen for carbon dioxide through the alveolar capillary membrane (A)</p> Signup and view all the answers

What is a common issue related to the inability to control the passage of feces and gas to the anus?

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

Which process involves moving gases into and out of the lungs?

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

What is the function of pulmonary circulation?

<p>Moving blood to and from the alveolar capillary membrane for gas exchange (D)</p> Signup and view all the answers

What happens during systole in the myocardial pump?

<p>Mitral and tricuspid valves close (D)</p> Signup and view all the answers

What describes coronary artery circulation?

<p>Supplies the myocardium with nutrients and removes wastes (C)</p> Signup and view all the answers

What is the purpose of positioning for respiratory care?

<p>To reduce pulmonary stasis and maintain ventilation and oxygenation (C)</p> Signup and view all the answers

Which technique encourages voluntary deep breathing in patients?

<p>Incentive spirometry (D)</p> Signup and view all the answers

What is the purpose of cardiopulmonary resuscitation (CPR)?

<p>To restore cardiopulmonary functioning during emergencies (A)</p> Signup and view all the answers

Which oxygen delivery method is used for higher concentrations of oxygen?

<p>Plastic face mask with reservoir bag (D)</p> Signup and view all the answers

What is the key physiological indication for invasive mechanical ventilation?

<p>To provide life-saving respiratory support (B)</p> Signup and view all the answers

In which situation is tracheostomy typically performed?

<p>For long-term assistance with breathing (A)</p> Signup and view all the answers

What is the main function of artificial airways such as oral airways in respiratory care?

<p>To maintain an open airway and prevent obstruction (A)</p> Signup and view all the answers

When would a simple face mask be typically used for oxygen therapy?

<p>-&gt;In emergency situations or short-term therapy (D)</p> Signup and view all the answers

Which method of restoring cardiopulmonary functioning is used to save lives during emergencies?

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

What is the primary purpose of incentive spirometry?

<p>Encouraging deep breathing (B)</p> Signup and view all the answers

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