For which one of the following assessments should the nurse withhold a beta blocker such as atenolol (Tenormin) when caring for a client with a valvular disorder of the heart? 1. The client’s systolic...

For which one of the following assessments should the nurse withhold a beta blocker such as atenolol (Tenormin) when caring for a client with a valvular disorder of the heart?

1. The client’s systolic blood pressure is 150 mm Hg.

2. The client’s heart rate is 56 beats per minute.

3. The client has an S2 heart sound.

4. The client’s heart rhythm is irregular.