1. The sac that surrounds and protects the heart is called the: a. Pericardium. b. Myocardium. c. Endocardium. d. Pleural space.
ANS: A
ANS: B
ANS: D
4. When listening to heart sounds, the nurse knows the valve closures that can be heard best at the base of the heart are: a. Mitral and tricuspid. b. Tricuspid and aortic. c. Aortic and pulmonic. d. Mitral and pulmonic.
ANS: C
ANS: C
6. The component of the conduction system referred to as the pacemaker of the heart is the: a. Atrioventricular (AV) node. b. Sinoatrial (SA) node. c. Bundle of His. d. Bundle branches.
ANS: B
ANS: D
8. The findings from an assessment of a 70-year-old patient with swelling in his ankles include jugular venous pulsations 5 cm above the sternal angle when the head of his bed is elevated 45 degrees. The nurse knows that this finding indicates: a. Decreased fluid volume. b. Increased cardiac output. c. Narrowing of jugular veins. d. Elevated pressure related to heart failure.
ANS: D
ANS: C
ANS: A
11. In assessing a 70-year-old man, the nurse finds the following: blood pressure 140/100 mm Hg; heart rate 104 beats per minute and slightly irregular; and the split S2 heart sound. Which of these findings can be explained by expected hemodynamic changes related to age? a. Increase in resting heart rate b. Increase in systolic blood pressure c. Decrease in diastolic blood pressure d. Increase in diastolic blood pressure
ANS: B
ANS: C
ANS: C
14. The mother of a 3-month-old infant states that her baby has not been gaining weight. With further questioning, the nurse finds that the infant falls asleep after nursing and wakes up after a short time, hungry again. What other information would the nurse want to have? a. Infant’s sleeping position b. Sibling history of eating disorders c. Amount of background noise when eating d. Presence of dyspnea or diaphoresis when sucking
ANS: D
ANS: B
16. During an assessment of a 68-year-old man with a recent onset of right-sided weakness, the nurse hears a blowing, swishing sound with the bell of the stethoscope over the left carotid artery. This finding would indicate: a. Valvular disorder. b. Blood flow turbulence. c. Fluid volume overload. d. Ventricular hypertrophy.
ANS: B
17. During an inspection of the precordium of an adult patient, the nurse notices the chest moving in a forceful manner along the sternal border. This finding most likely suggests a(n): a. Normal heart. b. Systolic murmur. c. Enlargement of the left ventricle. d. Enlargement of the right ventricle.
ANS: D
ANS: D
ANS: C
ANS: B
ANS: C
ANS: C
ANS: D
ANS: C