How Would the Nurse Differentiate Between Premature Atrial Contractions (PACs)

question 19

Multiple Choice

How would the nurse differentiate between premature atrial contractions (PACs) and premature junctional contractions (PJCs) on the patient's cardiac monitor tracing?

• A) The beat in question is early in the rhythm.
• B) A PJC has an inverted P wave.
• C) The QRS looks essentially normal.
• D) The heart rate is
• 60.

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Definitions:

Plane Joint

A type of synovial joint which allows only sliding or gliding movements where the articular surfaces are flat.

Cartilaginous Joint

A type of joint where the bones are joined by cartilage, allowing for limited movement.

Synchondroses

A type of cartilaginous joint where hyaline cartilage joins two bones together, often found in areas of growth in children.

Plantar Flexion

A movement that involves the bending of the foot downwards at the ankle, pointing the toes away from the shin.