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Total questions: 33
Worksheet time: 17mins
The P-Wave indicates
Depolarization of both atria
Depolarization of right ventricle
Depolarization of left ventricle
Atria to ventricular conduction time
Ventricular muscle excitation is indicated by
PR interval
P wave
The QRS complex
U wave
What does the Depolarization of ventricles initiate?
Atrial diastole
Atrial systole
Ventricular systole
Ventricular diastole
What does the T-wave represent in an ECG?
Atrial diastole
Atrial systole
Joint diastole
Ventricular diastole
Counting the number of QRS complexes, which of the following can be interpreted?
Rate of heartbeat
Rate of breathing
Cardiac output
Stroke volume
What do Depolarization and Repolarization initiate in different chambers of the Heart?
Thickening and thinning
Contraction and relaxation
Relaxation and contraction
Contraction and thickening
ECG depicts the Depolarisation and Repolarisation processes during the Cardiac Cycle. In the ECG of a normal healthy individual one of the following waves is not represented, which one is that?
Depolarization of atria
Repolarisation of atria
Repolarisation of ventricles
Depolarisation of ventricles
In which part of the heart does deoxygenated blood from the body enter?
Pulmonary veins
Pulmonary arteries
Aorta
Vena cava
One of the four chambers of the heart that receives oxygenated blood from the lungs and pumps it through the mitral valve to the left ventricle.
Right atrium
Left atrium
Right ventricle
Left ventricle
What is the formula for Cardiac output?
stroke volume x heart rate
heart rate x end-diastolic volume
stroke volume x end-systolic volume
end-systolic volume - end-diastolic volume
It is the outermost layer of the heart wall.
Epicardium
Myocardium
Pericardium
Endocardium
It pumps the blood through the pulmonary valve to the lungs, where it becomes oxygenated.
Right atrium
Left atrium
Right ventricle
Left ventricle
Which area of the conduction system is known as the pacemaker of the heart?
AV Node
SA Node
Purkinje fibers
Bundle of His
The term that means heart contraction is ____?
Diastole
Tachycardia
Systole
Fibrillation
What is the valve that manages blood flow from the right ventricle to the pulmonary trunk?
Aortic semilunar valve
Bicuspid valve
Pulmonary semilunar valve
Tricuspid valve
Its main function is to provide the myocardium/heart muscles with oxygenated-rich blood?
Coronary veins
Aorta
Coronary Arteries
Heart arteries
What area of the heart is responsible for the delay of conduction between the artrium and ventricles?
AV node
Bundle of His
Right bundle branch
Left bundle branch
Which among the cavities of the heart receives the oxygenated-rich blood?
Left Atrium
Right Ventricle
Left Ventricle
Right Atrium
What divides the heart longitudinally, to prevent the occurrence of backflow?
Epicardium
Right atrium
Valves
Septum
Jayson, a 1st year Nursing Student, was listening to the discussion of his teacher. He is correct if he has identified that this layer of the Blood Vessel wall is the middle layer which consists of smooth muscles cells arranged circularly around the blood vessel. This is referred to as?
A. Tunica Intima
B. Tunica Adventitia
C. Azygos Vein
D. Tunica Media
Which valves are closed during ventricular diastole?
Aortic and Pulmonic Valves
Bicuspid and Tricuspid Valves
Mitral and Tricuspid Valves
Mitral and Aortic Valves
Vessels that carry blood to the heart, operate under low pressure, and are relatively thin-walled are called:
Arteries
Capillaries
Arterioles
Veins
The valve is located between the left atrium and the left ventricle is the:
Pulmonic
Aortic
Tricuspid
Mitral
The main coronary arteries are located on the surface of the:
Middle cardium
Epicardium
Endocardium
Exocardiu,
The thick middle layer of the heart is called the:
Epicardium
Endocardium
Myocardium
Pericardium
The excess accumulation of fluid in the pericardial sac is called:
Cardiac compression
Cardiac stenosis
Cardiac tamponade
Cardiac seizure
The _________ is a short trunk that serves to receive deoxygenated blood from the veins of the myocardium.
Coronary groove
Coronary sinus
Coronary thrombus
Coronary sulcus
There are __________ main coronary arteries in the heart.
Two
Five
Four
Six
The valves that prevent backflow into the ventricles are called:
Mitral
Bicuspid
Semilunar
Atrioventricular
Oxygenated blood is distributed throughout the heart muscle through a process known as:
Central
circulation
Coronary circulation
Systemic
circulation
Pulmonary
circulation
The three layers of the arterial walls are called:
Semilunar
Septums
Connective tissue
Tunics
What is the name of the circled area of the ECG in the diagram?
P Wave
QRS Complex
T Wave
Cardiac Cycle
What is the correct sequence of electrical conduction of the heart?
AV node, internodal pathways, SA node, Bundle of his, right and left bundle branch, Purkinje fibers.
SA node, internodal pathways, AV node, Purkinje fibers, right and left bundle branches, Bundle of his.
SA node, internodal pathways, AV node, Bundle of his, right and left bundle branches, Purkinje fibers.
None of the options are correct.
