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WorksheetsHeart Structure and Function
Total questions: 15
Worksheet time: 8mins
What is the function of the heart?
To pump blood throughout the body
To filter waste from the blood
To produce oxygen
To regulate body temperature
How many chambers does the heart have?
Two
Three
Four
Five
Which chamber of the heart receives deoxygenated blood from the body?
Right atrium
Left atrium
Right ventricle
Left ventricle
What is the largest blood vessel in the body?
Aorta
Pulmonary artery
Superior vena cava
Inferior vena cava
Which valve separates the right atrium from the right ventricle?
Tricuspid valve
Pulmonary valve
Mitral valve
Aortic valve
What is the normal rhythm of the heart called?
Sinus rhythm
Ventricular tachycardia
Atrial flutter
Ventricular fibrillation
What is the main cause of arrhythmias?
Development of reentrant circuits of electrical activity
Increased blood pressure
Lack of oxygen in the blood
Genetic factors
What is the life-threatening arrhythmia characterized by rapid, irregular activation of the ventricles?
Ventricular tachycardia
Atrial flutter
Ventricular fibrillation
Atrial fibrillation
What is the purpose of the atria in the heart?
To collect blood entering the heart and send it to the ventricles
To pump blood to the lungs
To pump blood to the rest of the body
To regulate heart rate
What is the purpose of the ventricles in the heart?
To collect blood entering the heart and send it to the ventricles
To pump blood to the lungs
To pump blood to the rest of the body
To regulate heart rate
What is the term for a rhythm characterized by wide, bizarre QRS complexes and frequent ventricular premature contractions?
Ventricular tachycardia
Atrial flutter
Ventricular fibrillation
Atrial fibrillation
What is the term for a rhythm characterized by rapid, irregular activation of the atria?
Ventricular tachycardia
Atrial flutter
Ventricular fibrillation
Atrial fibrillation
What is the term for a rhythm characterized by AV node-independent intra-atrial macro-reentry?
Ventricular tachycardia
Atrial flutter
Ventricular fibrillation
Atrial fibrillation
What is the term for a rhythm characterized by rapid, irregular activation of the ventricles and ineffective contraction?
Ventricular tachycardia
Atrial flutter
Ventricular fibrillation
Atrial fibrillation
What is the purpose of the aorta in the heart?
To collect blood entering the heart and send it to the ventricles
To pump blood to the lungs
To pump blood to the rest of the body
To regulate heart rate
