What area of the conduction system initiates the normal heartbeat?
a. Atrioventricular node
b. Bundle of His
c. Purkinje's fibers
d. Sinoatrial node
ANS: D
The sinoatrial node initiates the normal heartbeat.
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A patient in the CCU complains of pain and a squeezing sensation in his chest. He says that it typically affects him in the middle of the night, waking him from sleep
The nurse recognizes that this patient is most likely experiencing which of the following? A) Stable angina B) Unstable angina C) Classic angina D) Variant angina
Order: Ery-Ped (erythromycin ethylsuccinate) oral suspension 20 mg/kg/daily PO, in four equally divided doses. The label on the bottle reads, "400 mg/5 mL," and the child weighs 65 pounds
Calculate the number of milliliters that you should administer. 1. 3.25 mL 2. 1.2 mL 3. 8.9 mL 4. 1.8 mL
A pregnant client who swims 3-5 times per week asks the nurse whether she should stop this activity. What is the appropriate nursing response?
1. "You should decrease the number of times you swim per week." 2. "Continuing your exercise program would be beneficial." 3. "You should discontinue your exercise program immediately." 4. "You should consider a less strenuous type of exercise."
The differences between the pro-life and abortion rights movement are an example of:
A) Values inquiry B) Social activism C) Ethical inconsistency D) Values clarification