BSNC 6000 Module 2 Midterm Review Exam | Questions and Answers with Verified Solutions | Latest 2026 Update

BSNC 6000 Module 2 Midterm Review
Exam | Questions and Answers with
Verified Solutions | Latest 2026 Update


Question: What is an arrythmia?


Answer:

A disorder of formation or conduction of electric impulse within the heart


Question: What can arrhythmia's cause?


Answer:

-Disturbances in HR, rhythm or both
-Can change the pumping action of the heart and cause decreased blood pressure and
perfusion


Question: Pathophysiology of arythmias


Answer:

-Abnormal rhythmicity of the pacemaker (due to increased sympathetic
activity (eg: NE or Epi)
-Decreased vagal activity (drug-induced, quinidine)
-Shift of pacemaker from sinus node to another area of the heart
-Blocks at different points in the spread of the impulse through the heart
-Spontaneous generation of impulses in any part of the heart


Question: What is normal sinus rhythm?


Answer:

-R-R interval regular
-Each p wave is followed by a QRS
-The R-R interval is 60-100 bpm

, Question: What is sinus bradycardia?


Answer:

-R-R interval regular
-Each P wave is followed by a QRS
-The R-R interval is less than 60 bpm


Question: What is sinus tacychardia?


Answer:

-R-R interval is regular
-Each P wave is followed by a QRS
-The R-R interval is more than 100 bpm


Question: What is atrial fibrillation?


Answer:

-R-R interval is irregular
-No P wave before each QRS
-RR interval timing varies


Question: What is uncontrolled a-fib?


Answer:

when R-R interval is above 100bpm


Question: What is controlled a-fib?


Answer:

when R-R interval is between 60-100bpm