On an ECG, What Measures the Direction and Intensity of Voltage

question 9

Multiple Choice

On an ECG, what measures the direction and intensity of voltage being discharged by the heart at a specific time?

• A) Leads
• B) Clips
• C) Cables
• D) Electrodes

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Definitions:

VLOOKUP

A function in Excel and other spreadsheet software that searches for a value in the first column of a range and returns a value in the same row from a specified column.

COUNTIF

A function in spreadsheet software that counts the number of cells within a range that meet a single criterion.

Stacked Bar Chart

A graphical representation of data where different categories are stacked on top of each other to show the total and the individual proportions of each category.

Stacked Column Chart

A graphical representation that displays multiple categories of data stacked on top of each other in vertical columns, useful for comparing totals and relationships within data.