The V1 Tracing Shown Here Is from a 12-Lead ECG

question 15

Multiple Choice

The V1 tracing shown here is from a 12-lead ECG performed on a 36-year-old male patient as part of a yearly physical examination. The patient appears to be in good general health. What does this tracing show?

• A)Left bundle branch block
• B)Right bundle branch block
• C)Complete AV block
• D)Left ventricular hypertrophy

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Definitions:

Homo Habilis

An extinct species of early human that lived approximately 2.4 to 1.4 million years ago, known for using stone tools.

Four-chambered Heart

A type of heart structure found in mammals and birds, consisting of two atria and two ventricles, allowing for efficient separation of oxygenated and deoxygenated blood.

Hemoglobin

Iron-containing respiratory pigment occurring in vertebrate red blood cells and in the blood plasma of some invertebrates.

Oxygen-rich Blood

Blood that has been oxygenated in the lungs and is being transported by the arteries to the rest of the body.