Deck 1 Flashcards
What is preload?
A. The amount of ventricular stretch at the end of diastole.
B. The amount of resistance the heart must overcome to open the aortic valve.
C. The blood pressure in the venae cavae.
A. The amount of ventricular stretch at the end of diastole.
How is preload affected?
A. Structure of the myocardium
B. Blood Pressure
C. Blood vessel flexibility
D. Valve abnormalities
A. Structure of the myocardium
What is afterload?
A. The amount of ventricular stretch at the end of diastole.
B. The amount of resistance the heart must overcome to open the aortic valve.
C. The blood pressure in the venae cavae.
B. The amount of resistance the heart must overcome to open the aortic valve.
How is afterload affected?
A. Structure of the myocardium
B. Blood Pressure
C. Blood vessel flexibility
D. Valve abnormalities
B. Blood pressure
Which of the following terms leads to an increase in blood pressure?
A. Stroke volume
B. Vasoconstriction
C. Vasodilation
D. Valsalva maneuver
B. Vasoconstriction
What is cardiac output?
A. The amount of blood the heart pumps through the circulatory system in a minute.
B. The volume of blood pumped out of the left ventricle of the heart during each systolic cardiac contraction.
C. The percentage of blood that leaves your left ventricle when your heart contracts.
A. The amount of blood the heart pumps through the circulatory system in a minute.
What is stroke volume?
A. The amount of blood the heart pumps through the circulatory system in a minute.
B. The volume of blood pumped out of the left ventricle of the heart during each systolic cardiac contraction.
C. The percentage of blood that leaves your left ventricle when your heart contracts.
B. The volume of blood pumped out of the left ventricle of the heart during each systolic cardiac contraction.
Which of the following terms is defined as signs and symptoms that indicate unstable angina or acute myocardial infarction?
A. Stable angina
B. Variant angina
C. Unstable angina
C. Unstable angina
Which of the following are non-modifiable risk factors for acute coronary syndrome (ACS)?
A. Hyperlipidemia
B. Male gender over 45 and postmenopausal women
C. Hypertension
D. Stress
B. Male gender over 45 and post menopausal women
What are the symptoms of acute coronary syndrome (ACS)?
A. Increased appetite
B. Chest pain/tightness
C. Muscle weakness
D. Fever
B. Chest pain/tightness
Which type of angina is characterized by chest pain or discomfort that occurs when the heart muscle doesn’t get enough oxygen-rich blood and is relieved by rest or medication?
A. Unstable (preinfarction) Angina
B. Variant (Prinzmetal’s) Angina
C. Stable (exertional) Angina
C. Stable (exertional) Angina
Which cardiac laboratory test is often used as an indicator of long-term heart damage?
A. Creatine kinase
B. Myoglobin
C. Troponin I
D. Troponin T
C. Troponin I
Match the diagnostic test with the correct indication:
A. Cardiac catheterization - Coronary artery disease
B. Stress test - Heart’s response to external stress
C. Troponin I - Acute MI
D. Troponin T - Long-term heart damage
E. ECG - Dysrhythmias
A. Cardiac catheterization - Coronary artery disease
B. Stress test - Heart’s response to external stress
C. Troponin I - Acute MI
D. Troponin T - Long-term heart damage
E. ECG - Dysrhythmias
What is the term for the sound caused by the closing of the mitral and tricuspid valves during ventricular contraction?
A. S1 or “Lub”
B. S2 or “Dub”
C. S3 or “ventricular gallop”
D. S4 or “atrial gallop”
A. S1 or “Lub”
What type of murmurs are generally not as concerning as diastolic murmurs?
A. Physiologic murmurs
B. Systolic murmurs
C. Ejection murmurs
D. Regurgitant murmurs
B. Systolic murmurs