ECG Leads Quiz

Which leads are considered precordial leads in an ECG?

• V1, V2, V3, V4, V5, and V6

• V1, V2, and V3

• V4, V5, and V6

• Lead I, Lead II, & Lead III

Which leads are considered limb leads in an ECG?

• V1, V2, V3

• I, II, III

• V4, V5, V6

• aVR, aVL, aVF

Which leads are considered augmented leads in an ECG?

• Lead I, Lead II, Lead III

• avR, avL, avF

• V1, V2, V3,

• V4, V5, V6

The right arm (RA) is what charge?

• +,+

• +,-

• -,-

• no charge

Tags

NGSS.HS-PS2-4

The left leg (LL) is what charge?

• +,+

• +,-

• -,-

• no charge

Tags

NGSS.HS-PS2-4

Which lead is considered the ground lead in an ECG?

• right leg

• left leg

• left arm

• right arm

The left arm (LA) is what charge?

• +,+

• +,-

• -,-

• no charge

Tags

NGSS.MS-PS2-3

avR is at an angle of?

• 0

• -30

• -150

• 90

Which lead runs from the right arm to the left arm?

• Lead III

• avL

• avR

• Lead I

avL is at an angle of?

• -30

• 90

• -150

• 0