On a Normal ECG, the Electrical Current in Leads I

question 33

Multiple Choice

On a normal ECG, the electrical current in Leads I, II, and III are all moving in what direction?

• A) Upward
• B) Left
• C) Downward
• D) Right

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Definitions:

Brain Principles

Fundamental concepts or theories that describe and explain the functioning of the brain, along with its processes and mechanisms.

Metatraits

Broad, higher-order personality traits that emerge from the interactions among more specific, lower-level traits, often discussed in the context of the Big Five personality traits.

Serotonin

A neurotransmitter that contributes to feelings of well-being and happiness, playing a key role in regulating mood, appetite, and sleep.

Dopamine

A neurotransmitter involved in the reward center of the brain, influencing motivation, pleasure, and movement.