NUR228 – Cardiovascular Exam Questions With Correct And Revised Answers
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Course
NUR 228
Institution
NUR 228
NUR228 – Cardiovascular Exam Questions
With Correct And Revised Answers
What is coronary arterial dominance? - answerRefers to the coronary artery that supplies the
most blood to the posterior descending artery
- Most people are right dominant
What does the posterior descending artery supply...
NUR228 – Cardiovascular Exam Questions
With Correct And Revised Answers
What is coronary arterial dominance? - answer✔✔Refers to the coronary artery that supplies the
most blood to the posterior descending artery
- Most people are right dominant
What does the posterior descending artery supply? - answer✔✔Inferior portion of
interventricular septum
What is coronary artery disease? - answer✔✔Narrowing or blockage of the coronary arteries d/t
build up of plaque
Describe coronary artery perfusion. - answer✔✔When the valves close (diastole), the coronary
arteries fill up with blood
What is myocardial ischemia? - answer✔✔Reduced blood flow to the myocardium, reducing the
muscle's ability to pump blood
(d/t narrowed/blocked valves from CAD)
What is heart failure? - answer✔✔When the heart is no longer able to pump blood to sustain the
body's metabolic needs
What are non-cardiac related reasons for ischemia? - answer✔✔Anemia (low RBC count)
Hypotension (not enough pressure to get oxygenated blood to myocardium)
Hypoxia (oxygen deprivation)
What are modifiable risk factors? - answer✔✔Hypertension
Hyperlipidemia
Diet (less sodium and cholesterol)
Smoking
Obesity/inactivity
Depression/stress
What are non-modifiable risk factors? - answer✔✔Age
Gender
Race/ethnicity
Family history
What is endothelial dysfunction? - answer✔✔Type of CAD that results in narrowing of arteries,
but there are no blockages formed
What is endothelial dysfunction caused by? - answer✔✔Uncontrolled diabetes
Hypertension
Hypercholesterolemia
Smoking
How does cold weather affect your heart? - answer✔✔It is working harder to pump oxygenated
blood to tissues (to stay warm)
- Worsens with exercise
What is stable angina? - answer✔✔Chest pain caused by reduced blood flow to the heart
(symptom of ischemia)
When is angina considered unstable? - answer✔✔- When it's the first occurrence, after
examination then it can be classified as unstable
- When it lasts longer than 10-15 minutes
Who are patients that may not experience the chest pain associated with angina? -
answer✔✔Diabetics - lose some nerve endings in heart and may not notice chest pain or
small/mild heart attacks
What are clinical manifestations of angina? - answer✔✔Hunched over/fist across
chest/motionless
Sweating
Tightness
Increased HR/BP
Dyspnea (first occurrence)
Anxiety (first occurrence)
How do you distinguish angina pain? - answer✔✔Strictly in chest center
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