NU185 Exam 3 Galen Questions and
Answers 2026
Blood flow through the heart
ANSWER: 1-Superior & Inferior Vena Cava, 2-Rt Atrium, 3-Tricuspid Valve, 4-Rt
Ventricle, 5-Pulmonary Valve, 6-Pulmonary Artery, 7-Lungs-pick up oxygen, 8-Pulmonary
Veins, 9-Lt Atrium, 10-Mitral Valve (Bicuspid), 11-Lt Ventricle, 12-Aortic Valve, 13-Aorta,
14-Body
What is the stroke volume?
ANSWER: The amount of blood ejected by the heart in any one contraction
SA node
ANSWER: Pacemaker of the heart
What test is done for heart structure?
ANSWER: Chest X-ray
Stress test
ANSWER: Exercise tolerance test (ETT) determines the heart's response to physical
exertion (stress)
TEE
ANSWER: Transesophageal echocardiogram for detailed heart imaging
Angiogram
ANSWER: A contrast dye is injected into a vein, and serial films are taken to assess
patency of the vessels (cardiac catheterization)
Arteriogram
ANSWER: Radiographic image of an artery (after an injection of contrast media)
Myoglobin lab values
ANSWER: 25-72 ng/mL (high levels indicate an MI)
Troponin lab values
ANSWER: 0-0.4 ng/mL
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CK-MB lab value
ANSWER: 0-5
BNP lab value
ANSWER: Less than 100 is normal, good indicator of CHF, edema; if elevated, assess s/s
of CHF
CRP lab values
ANSWER: <3.0
Serum lipids value
ANSWER: Total cholesterol <200, LDL
Cardiac diet
ANSWER: Low fat, low cholesterol, low sodium; high in fruits, veggies, whole-grains,
potassium
Pacemaker
ANSWER: A device that delivers electrical impulses to the heart to regulate the
heartbeat
Cardioversion
ANSWER: Done for a patient whose heart rate is too high; restoration of normal heart
rhythm by electric shock
Defibrillation
ANSWER: Done when the heart is stopped; application of an electric shock to restore
normal cardiac rhythm
What is the class of Nitroglycerin?
ANSWER: Nitrate
What do nitrates do?
ANSWER: Vasodilate
Major side effect of nitroglycerin
ANSWER: Hypotension and headache
How many nitrates should you take before you call 911?
ANSWER: 3
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