A client's cardiac status is being observed by telemetry monitoring. The nurse observes a P wave that changes shape in lead II. What conclusion does the nurse make about the P wave?
a. It originates from an ectopic focus.
b. The P wave was replaced by U waves.
c. It is from the sinoatrial (SA) node.
d. Multiple P waves are present.
A
If the P wave is firing consistently from the SA node, the P wave will have a consistent shape in a given lead. If the impulse is from an ectopic focus, then the P wave will vary in shape in that lead.
You might also like to view...
A patient is switched from furosemide (Lasix) to spironolactone (Aldactone). The patient asks the nurse why she has been switched to a new medicine. What is the nurse's best response?
A) "You will lose less potassium with spironolactone than with furosemide." B) "You will have greater potassium losses with spironolactone than with furosemide." C) "You will have greater water losses with spironolactone than with furosemide." D) "You will have greater sodium losses with spironolactone than with furosemide."
"Child-rearing practices of the Nacirema" is a topic that would be studied most typically by professionals from which discipline?
1. Law. 2. Anthropology. 3. Sociology. 4. Nursing.
A 70-year-old patient presents to the health care provider's office complaining of tremors and memory problems. The patient says "I just can't get around like I used to. It feels like it takes forever to get started."
Which disorder will the nurse suspect? 1. Traumatic brain injury 2. Parkinson disease 3. Alzheimer disease 4. Human Immunodeficiency Virus
The nurse is providing care to a patient who has just learned about the diagnosis of a terminal illness. Which response does the nurse anticipate from the patient?
1) Anger 2) Depression 3) Acceptance 4) Bargaining