When the nurse is reviewing a client's laboratory results,a low calcium level is noted.When the nurse then reviews the client's electrocardiogram,the most likely change noted will be a(n):
A) Increased Q-T interval
B) Increased P-R interval
C) Q-T interval less than 0.12 seconds
D) QRS interval greater than 0.12 seconds

Question

Quizplus · Accepted Answer

The normal Q-T interval is 0.12 to 0.42 second.Changes in electrolyte values,such as hypocalcemia,or therapy with drugs such as disopyramide or amiodarone increase the Q-T interval.The remaining options do not reflect a low calcium level.

When the Nurse Is Reviewing a Client's Laboratory Results,a Low