NU 185 Med Surge II Exam 3 Questions and Answers 2025

What is the work of the heart? -Correct Answer To pump blood to the body Why does the heart pump blood to the body? -Correct Answer To deliver oxygen and nutrients to cells To remove waste from the cells CARDIAC OUTPUT -Correct Answer Measure of pumping ability CARDIAC ARREST -Correct Answer Heart doesn't beat, Cardiac Output is nothing CARDIAC FAILURE -Correct Answer Heart doesn't beat well enough; Mild to Major to Cardiogenic Shock CO=HR X SV? -Correct Answer CO=Amount of blood pumped by the heart in a specific time period SV=Amount of blood pumped out with each beat HR=Number of times heart beats in 1 minute WHEN TREATING HEART FAILURE WE ARE TREATING -Correct Answer CARDIAC OUTPUT If the Left Side of Heart Fails -Correct Answer Blood backs up behind it into the lungs Left Sided Heart Failure -Correct Answer If the Right Side of Heart Fails -Correct Answer Blood backs up behind it into the body Right Sided Heart Failure -Correct Answer If both sides of the heat fail. Which they will eventually will, you will see all of the above along with... -Correct Answer End Organ Damage END ORGAN PROBLEMS -Correct Answer ??????? Head to Toes Cardiac Rules -Correct Answer Heart Sounds -Correct Answer Naming the Valves, What is the work of the heart? TO PUMP MORE ALWAYS -Correct Answer Right; To (Tricuspid) Pump (Pulmonic) Left; More (Mitral) Always (Aortic) APE to MAN -Correct Answer Arteries -Correct Answer Leave the Heart, Carry oxygen & nutrients to cells Veins -Correct Answer Return to the Heart, Carry away waste products Capillaries -Correct Answer Link Venous System and Arterial System Big Vessels -Correct Answer Aorta and Vena Cava Regular Vessels -Correct Answer Arteries and Veins Little Vessels -Correct Answer Arterioles and Venules Echocardiogram/TEE -Correct Answer Both allow the MD to visualize the size, shape, position and behavior of the heart's internal structures (valves) and wall motion. Also used also to estimate ejection fraction a measure of amount of failure (60%) Stress Test -Correct Answer Non-Invasive way to see how the heart responds to exercise. Helps to detect the presence and severity of CAD. Also helps measure functional capacity. Holter Monitoring -Correct Answer For identification of Irregular heart rhythms if this is the suspected cause of symptoms. Diet Therapy -Correct Answer •Well-balanced diet •Low-fat, high-fiber diet •Reduced fat •Sodium reduced •Potassium Postoperative Care of the Cardiac Surgery Patient -Correct Answer -Monitor VS, breath sounds, urine output mental alertness and color.