Which Leads Monitor the Electrical Activity in the Frontal Plane

question 9

Multiple Choice

Which leads monitor the electrical activity in the frontal plane of the heart?
I. Limb leads
II. Precordial leads
III. Modified Chest Lead

• A) I and II only
• B) I only
• C) II only
• D) I and III only

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Definitions:

Concentration Gradient

A difference in the concentration of a substance from one point to another, as for example, across a cell membrane.

Plasmolysis

The process in which cells lose water in a hypertonic solution, resulting in the shrinkage of the cell membrane away from the cell wall.

Hypertonic

A solution that has a higher concentration of solutes compared to another solution, leading to potential osmotic movement of water out of a cell.

Extracellular Fluid

Fluid that exists outside the cells of an organism, including blood plasma, lymph, and interstitial fluid, providing a medium for transport of nutrients and waste.