In Pacing, Threshold Refers to _____

question 13

Multiple Choice

In pacing, threshold refers to _____.

• A) the ability of a pacemaker to recognize and respond to intrinsic electrical activity
• B) the minimum level of electrical current needed to consistently depolarize the myocardium
• C) a pacing lead with a single electrical pole at the distal tip of the pacing lead through which the stimulating pulse is delivered
• D) the ability of a pacemaker to increase the pacing rate in response to physical activity or metabolic demand

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