OMSA Study Guide Exam 2025 Questions
and Answers
The heart is composed of four chambers. What are the names for the upper and lower
chambers ? - ANS Atria is the upper chamber and the lower chamber are ventricles
The mitral valve is located where: - ANS The left atrium and the left ventricle
The tricuspid valve is located where: - ANS Between the right atrium and the right ventricle
What causes the first heart sound "lub" - ANS The mitral and tricuspid valves closing
What causes the second heart sound "dub" - ANS The aortic and pulmonic valves closing
What does Chest pain and heart attacks originate from: - ANS Lack of blood flow in the
coronary arteries
What causes angina? - ANS Ischemia, lack of oxygen to the heart muscle.
T/F : during angina If you restore oxygen to the heart muscle the pain goes away - ANS True
How does nitroglycerin work? - ANS Dilates the coronary arteries and increases blood to the
heart muscle
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, T/F: when the heart muscle is deprived of oxygen for too long, that portion of the heart dies: -
ANS True
Myocardial infarction is: - ANS Necrosis (Death) of the heart muscle
Angina Pectoris is: - ANS Chest pain
What medical issues are predisposed to an increased risk for cardiovascular disease? -
ANS Smokers, hypercholesterolemia (high cholesterol), family history of heart disease,
diabetes, obesity, a sedentary lifestyle, hypertension (high blood pressure), advancing age,
history of prior MI, Congestive heart failure (CHF), heart valve dysfunctions and dysrhythmias
Chest pain not relieved by nitroglycerin is a strong indicator that the patient is suffering from: -
ANS Myocardial Infarction (MI)
During MI where does the pain radiate to: - ANS Down the left arm or up the left jaw.
During MI if the pain continues what will happen? - ANS The blood pressure will drop and
they will have a very weak thread pulse and may also experience nausea and vomiting
How do you treat a patient you suspect is have an MI? - ANS Call 911, MONA
(Morphine,Oxygen,Nitrates and aspirin, Put monitors on patient if possible start an IV as soon
as possible for administration of drugs.
What is Congested heart failure (CHF)? - ANS Pump failure meaning it can not pump blood in
a forward direction
What is right sided heart failure: - ANS Excess blood and fluid backing up systemically (to the
rest of the body)
Pg. 2 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
and Answers
The heart is composed of four chambers. What are the names for the upper and lower
chambers ? - ANS Atria is the upper chamber and the lower chamber are ventricles
The mitral valve is located where: - ANS The left atrium and the left ventricle
The tricuspid valve is located where: - ANS Between the right atrium and the right ventricle
What causes the first heart sound "lub" - ANS The mitral and tricuspid valves closing
What causes the second heart sound "dub" - ANS The aortic and pulmonic valves closing
What does Chest pain and heart attacks originate from: - ANS Lack of blood flow in the
coronary arteries
What causes angina? - ANS Ischemia, lack of oxygen to the heart muscle.
T/F : during angina If you restore oxygen to the heart muscle the pain goes away - ANS True
How does nitroglycerin work? - ANS Dilates the coronary arteries and increases blood to the
heart muscle
Pg. 1 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
, T/F: when the heart muscle is deprived of oxygen for too long, that portion of the heart dies: -
ANS True
Myocardial infarction is: - ANS Necrosis (Death) of the heart muscle
Angina Pectoris is: - ANS Chest pain
What medical issues are predisposed to an increased risk for cardiovascular disease? -
ANS Smokers, hypercholesterolemia (high cholesterol), family history of heart disease,
diabetes, obesity, a sedentary lifestyle, hypertension (high blood pressure), advancing age,
history of prior MI, Congestive heart failure (CHF), heart valve dysfunctions and dysrhythmias
Chest pain not relieved by nitroglycerin is a strong indicator that the patient is suffering from: -
ANS Myocardial Infarction (MI)
During MI where does the pain radiate to: - ANS Down the left arm or up the left jaw.
During MI if the pain continues what will happen? - ANS The blood pressure will drop and
they will have a very weak thread pulse and may also experience nausea and vomiting
How do you treat a patient you suspect is have an MI? - ANS Call 911, MONA
(Morphine,Oxygen,Nitrates and aspirin, Put monitors on patient if possible start an IV as soon
as possible for administration of drugs.
What is Congested heart failure (CHF)? - ANS Pump failure meaning it can not pump blood in
a forward direction
What is right sided heart failure: - ANS Excess blood and fluid backing up systemically (to the
rest of the body)
Pg. 2 Copyright © 2025 Jasonmcconell. ALL RIGHTS RESERVED.
