When a P Wave Originates in the SA Node, It

question 17

Multiple Choice

When a P wave originates in the SA node, it is expected to be smooth, rounded, and in Lead II.

• A)upright
• B)inverted
• C)biphasic
• D)notched

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Definitions:

Interosseous Portion

The portion of a limb or organ where two or more bones are joined by connective tissue, aiding in stability and movement.

Rectus Abdominis

A major abdominal muscle that extends along the front of the abdomen, helping in movements and maintaining posture.

Forced Expiration

The active process of exhaling air out of the lungs using the abdominal and other respiratory muscles, beyond normal passive breathing.

Unbiased Estimator

A statistical estimator that is expected to produce values close to the parameter it estimates without systematic error.