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WorksheetsCardiovascular System Anatomy
Total questions: 22
Worksheet time: 15mins
What valve is found in between the left atrium and left ventricle?
Aortic Semilunar Valve
Pulmonary Semilunar Valve
Tricuspid
Mitral
When blood exits the left ventricle, it must go through which valve?
Aortic
Pulmonic
Mitral
Tricuspid
The large blood vessel that returns blood to the right atrium is called the:
Aorta
Vena Cava
Pulmonary artery
Pulmlonary vein
As a general rule, what type of blood vessels carry oxygenated blood?
Arteries
Veins
The AV valves are the:
Aortic and pulmonic
Pulmonic and Tricuspid
Aortic and mitral
Mitral and Tricuspid
Contraction of the heart is also know as:
Diastole
Systole
The semilunar valves are the:
Aortic and pulmonary
Pulmonary and Tricuspid
Aortic and mitral
Mitral and Tricuspid
Which cardiac chamber has the thickest muscle?
Left atrium
Left ventricle
Right atrium
Right ventricle
The string like feature that attaches to and helps close the AV valves is the:
Chordae tendinae
Papillary muscles
Interventricular septum
Foramen ovale
The area of the heart that divides the right and left ventricles is called the:
Chordae tendinae
Papillary muscles
Interventricular septum
Foramen ovale
Which blood vessel carries deoxygenated blood from the heart to the lungs?
Pulmonary artery
Pulmonary vein
Aorta
Vena Cava
What is the primary function of the heart's right ventricle?
Receive blood from the lungs
Pump blood to the lungs
Pump blood to the body
Receive blood from the body
Which structure prevents backflow of blood into the left atrium?
Mitral valve
Aortic valve
Pulmonary valve
Tricuspid valve
What area of the heart's electrical conduction is known as the "pacemaker" of the heart?
Purknife fibers
SA node
Bundle of his
Interventricular Septum
What area of the heart is responsible for the delay of conduction between the atrium and ventricles?
Right bundle branch
AV node
Bundle of his
SA node
The QRS complex on an ECG represents:
Atrial depolarization
Atrial repolarization
Ventricular depolarization
Ventricular repolarization
The T wave on an ECG represents:
Atrial depolarization
Atrial repolarization
Ventricular depolarization
Ventricular repolarization
Which of the following is the correct sequence of the normal conduction pathway of the heart?
AV node → SA node → Bundle of His → Purkinje fibers
SA node → AV node → Bundle of His → Purkinje fibers
Bundle of His →SA node → AV node → Purkinje fibers
AV node → SA node → Purkinje fibers → Bundle of His
The PR interval on an electrocardiogram (ECG) represents the time taken for the electrical impulse to travel from the:
SA node to the AV node
AV node to the ventricles
Atria to the ventricles
Ventricles to the atria
What event produces the S2 heart sound?
Opening of AV valves
Closure of semilunar valves
Vibration of ventricles
Atrial contraction
Which heart sound is produced by the closure of the atrioventricular (AV) valves?
S4
S2
S1
S3
What location on the chest would you listen for the mitral valve?
Left sternal border 3rd intercostal space
Left sternal border 4th intercostal space
Left sternal midclavicular line 5th intercostal space
Left sternal border 6th intercostal space
