How are PACs diagnosed? Your healthcare provider will ask if you have a family history of heart problems. You may also need any of the following: An EKGrecords your heart rhythm and how fast your heart beats. It is used to check for PACs. ...
A 70-year-old woman with an irregular pulse is diagnosed with atrial fibrillation based on an EKG. What are some possible causes for atrial fib in aging hearts? How would this condition be treated and what are the risks for not treating it?
The first-choiceproceduresto treat AFib are minimally invasive, meaning they don’t involve open heart surgery. These include: Electrical cardioversion:Patches are placed on the chest wall to deliver a burst of low-energy electricity to restore the heart to the normal rhythm. Catheter ablation:This...
What is an EKG? What are the peaks of an EKG? What do each of the peaks represent? Define the following cardiovascular term: "cardiac catheterization". What is an ECG or an EKG? What kind of heart disease can an electrocardiogram not detect? Cardiac output is the amount of blood ejec...
How does the ECG vary and what is occurring during these conditions: junctional rhythm, second-degree heart block, and ventricular fibrillation? ECG: The ECG variation can be represented by the reduced or increased amplitude of T-waves...
The ventricular rate for PACs is defined as: A)depends on underlying rhythm. B)less than 10 bpm. C)greater than 100 bpm. D)60- 100 bpm. Describe the electrical events occurring in the heart that are responsible for the P wave, QRS complex and T wave...
Can an EKG show ventricular contraction? Why or why not? What happens to the beating of the atria and ventricles during third-degree AV node block? Why does this occur? What are the effects of epinephrine on the lungs, the heart and the muscle cells? What is...