EKG PRACTICE TEST NEW 2022 EAM QUESTION AND ANSWERS
What is the force the heart has to push against? - CORRECT ANSWER Afterload
What is the point of the heart that points inferiorly toward the left hip? - CORRECT ANSWER
apex of the heart
The top chambers of the heart that are separated by interatrial septum are called? - CORRECT
ANSWER atria
This is located b/t the atria and ventricles - CORRECT ANSWER Atrioventricular valve
AKA: AV valve
The valves of the heart are..... - CORRECT ANSWER flaps of fibrous tissue firmly anchored to
the Anuli fibrosi Cordis. Prevent backflow.
What is valve b/t the right atrium and right ventricle? - CORRECT ANSWER Tricuspid valve
What is the valve b/t the left atrium and left ventricle? - CORRECT ANSWER Bicuspid/ Mitral
valve
What do you call the broad flat part of the heart that points toward the right shoulder? -
CORRECT ANSWER base of the heart
The amount of blood the heart pumps in 1 min is called? and what is its normal? - CORRECT
ANSWER Cardiac Output
4-8 L
These are tendens that hold the AV valve in place so it prevents it from swinging upward into
the atria.... - CORRECT ANSWER Chordae Tendineae
This drug effect on the heart will change the heart rate? - CORRECT ANSWER Chronotropic
effect
, A drug that has chronotropic effects can be _______ or ________? - CORRECT ANSWER
positive or negative
A positive chronotropic drug effect will _____ hr? - CORRECT ANSWER increase
A negative chronotropic drug effect will _____ hr? - CORRECT ANSWER decrease
This is the resting phase of the heart? - CORRECT ANSWER Diastole
What is the inner most layer of the heart called? It is continous with the inner layer of blood
vessels. - CORRECT ANSWER endocardium
What is the outer most layer of the heart called? Its the outer surface and great vessels. -
CORRECT ANSWER Epicardium
What drug effect effects the strength of the contractions of the heart? - CORRECT ANSWER
inotropic effect
A positive inotropic effect increases _______ of heart. - CORRECT ANSWER strength
A negative ______ effect decreases strength of heart. - CORRECT ANSWER inotropic
What is the middle muscle layer of the heart? It consists of bands of muscle fibers that contract
creating the pumplike action needed to pump blood through. - CORRECT ANSWER
Myocardium
This is the outer covering layer? A double wall sac around the heart. - CORRECT ANSWER
Pericardium
The primary Function of the Pericardium is to? - CORRECT ANSWER PROTECT the heart
ANCHOR heart to structures
PREVENT heart from overfilling
What is the force the heart has to push against? - CORRECT ANSWER Afterload
What is the point of the heart that points inferiorly toward the left hip? - CORRECT ANSWER
apex of the heart
The top chambers of the heart that are separated by interatrial septum are called? - CORRECT
ANSWER atria
This is located b/t the atria and ventricles - CORRECT ANSWER Atrioventricular valve
AKA: AV valve
The valves of the heart are..... - CORRECT ANSWER flaps of fibrous tissue firmly anchored to
the Anuli fibrosi Cordis. Prevent backflow.
What is valve b/t the right atrium and right ventricle? - CORRECT ANSWER Tricuspid valve
What is the valve b/t the left atrium and left ventricle? - CORRECT ANSWER Bicuspid/ Mitral
valve
What do you call the broad flat part of the heart that points toward the right shoulder? -
CORRECT ANSWER base of the heart
The amount of blood the heart pumps in 1 min is called? and what is its normal? - CORRECT
ANSWER Cardiac Output
4-8 L
These are tendens that hold the AV valve in place so it prevents it from swinging upward into
the atria.... - CORRECT ANSWER Chordae Tendineae
This drug effect on the heart will change the heart rate? - CORRECT ANSWER Chronotropic
effect
, A drug that has chronotropic effects can be _______ or ________? - CORRECT ANSWER
positive or negative
A positive chronotropic drug effect will _____ hr? - CORRECT ANSWER increase
A negative chronotropic drug effect will _____ hr? - CORRECT ANSWER decrease
This is the resting phase of the heart? - CORRECT ANSWER Diastole
What is the inner most layer of the heart called? It is continous with the inner layer of blood
vessels. - CORRECT ANSWER endocardium
What is the outer most layer of the heart called? Its the outer surface and great vessels. -
CORRECT ANSWER Epicardium
What drug effect effects the strength of the contractions of the heart? - CORRECT ANSWER
inotropic effect
A positive inotropic effect increases _______ of heart. - CORRECT ANSWER strength
A negative ______ effect decreases strength of heart. - CORRECT ANSWER inotropic
What is the middle muscle layer of the heart? It consists of bands of muscle fibers that contract
creating the pumplike action needed to pump blood through. - CORRECT ANSWER
Myocardium
This is the outer covering layer? A double wall sac around the heart. - CORRECT ANSWER
Pericardium
The primary Function of the Pericardium is to? - CORRECT ANSWER PROTECT the heart
ANCHOR heart to structures
PREVENT heart from overfilling
