Which of the following correctly reflects the ECG criteria for a sinus rhythm?
a. More P waves than QRS complexes
b. P waves that look alike and upright in lead II, one before each QRS complex
c. Irregular atrial and ventricular rhythm
d. PR interval exceeding 0.20 seconds
B
Characteristics of sinus rhythm:
Rhythm R-R and P-P intervals are regular
Rate 60 to 100 beats/min
P waves Positive (upright) in lead II; one precedes each QRS complex; P waves look alike
PR interval 0.12 to 0.20 seconds and constant from beat to beat
QRS duration 0.11 seconds or less unless abnormally conducted
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In which of these cultural groups is the husband/father considered the dominant family member?
a. Hispanic c. Native American b. Asian d. African American
Which patient choice for a snack 2 hours before bedtime indicates that the nurse's teaching about gastroesophageal reflux disease (GERD) has been effective?
a. Chocolate pudding b. Glass of low-fat milk c. Cherry gelatin with fruit d. Peanut butter and jelly sandwich
Identify a true statement about the mechanism of action of the preferred diuretics used in the treatment of hypertension.
A. Thiazide and thiazide-like diuretics cause an increase in the excretion of sodium and water, which reduces the blood volume and cardiac output. B. Aldosterone antagonists cause an increase in the excretion of sodium and water, which reduces blood volume and cardiac output. C. Loop diuretics cause an increase in the excretion of sodium and water, which reduces blood volume and cardiac output. D. None of these are correct.
A client at 40 weeks' gestation is to undergo stripping of the membranes. The nurse provides the client with information about the procedure
Which information is accurate? Note: Credit will be given only if all correct choices and no incorrect choices are selected. Select all that apply. 1. Intravenous administration of oxytocin will be used to initiate contractions. 2. The physician/CNM will insert a gloved finger into the cervical os and rotate the finger 360 degrees. 3. Stripping of the membranes will not cause discomfort, and is usually effective. 4. Labor should begin within 24-48 hours after the procedure. 5. Uterine contractions, cramping, and a bloody discharge can occur after the procedure.