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Exam (elaborations)

Health pathology Questions And Answers

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  • Course
  • Health pathology
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  • Health Pathology

infraction ~ Area of dead tissue Nitrates ~ Drugs used in the treatment of angina. They dilate blood vessels, increasing blood flow and oxygen to myocardial tissue Nitroglycerin ~ nitrate drug used in the treatment of angina Occlusion ~ closure of a blood vessel due to blockage Pa...

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  • August 8, 2024
  • 16
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Health pathology
  • Health pathology
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Health pathology Questions
And Answers

Arrythimas


✓~ Abnormal heart rhythms (dysrhythmias)




Bradycardia and heart block (atrioventricular block)


✓~ Failure of proper conduction of impulses from SA node to the AV

node to the atrioventricular bundle (bundle of His)




Dual-chamber rate responsive pacemaker


✓~ designed to detect body movement and automatically increase or

decrease paced heart rates based on levels of physical activity




Cardiac pacemaker


✓~ Which leads in the right atrium and ventricle enable it to sense and

pace in both heart chambers

,biventricular pacemaker


✓~ leads in the right atrium and the right and left ventricles to

synchronize ventricular contractions




flutter


✓~ rapid but regular contractions, usually of the atria




fibrillation


✓~ very rapid, random, inefficient, and irregular contractions of the heart

350 beats +




Symptoms of fib- palpitations


✓~ Uncomfortable sensations in chest from missed heart beat




Paroxysmal AF


✓~ irregular heartbeats occur periodically and episodically




Permanent or persistent AF

, ✓~ irregular heartbeats continue indefinitely




Medications that convert fibrillation to normal sinsus rhythm


✓~ Digoxin, beta blockers, calcium channel blockers




implantable cardioverter defibrillator (ICD)


✓~ electrical device implanted in chest cavity with electrodes to heart;

applies shock to heart to stop potentially life-threatening arrhythmias such as

fibrillation




automated external defibrillator (AED)


✓~ portable automatic device used to restore normal heart rhythm to

patients in cardiac arrest




Catheter ablation


✓~ minimally invasive treatment to treat cardiac arrhythmias




congenital heart disease

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