#1
Which of the following is not a component of the cardiovascular system?
Pancreas
ExplanationPancreas is not part of the cardiovascular system.
#2
What is the function of the atria in the heart?
Receiving blood from the body and lungs
ExplanationAtria receive blood from the body and lungs.
#3
What is the average resting heart rate for adults?
70-80 beats per minute
ExplanationThe average resting heart rate for adults is 70-80 beats per minute.
#4
Which of the following conditions is characterized by high blood pressure?
Hypertension
ExplanationHigh blood pressure is characterized as hypertension.
#5
What is the name of the largest artery in the human body?
Aorta
ExplanationThe largest artery in the human body is the aorta.
#6
Which of the following is a risk factor for cardiovascular disease?
Smoking
ExplanationSmoking is a risk factor for cardiovascular disease.
#7
During an emergency, which hormone is released to increase heart rate and blood pressure?
Adrenaline
ExplanationAdrenaline increases heart rate and blood pressure.
#8
What is the medical term for a heart attack?
Myocardial infarction
ExplanationHeart attack is termed as myocardial infarction.
#9
Which chamber of the heart pumps oxygenated blood to the body?
Left ventricle
ExplanationLeft ventricle pumps oxygenated blood to the body.
#10
What is the primary function of platelets in the blood?
Clotting
ExplanationPlatelets' primary function is clotting.
#11
What is the medical term for low blood pressure?
Hypotension
ExplanationLow blood pressure is medically termed as hypotension.
#12
Which valve separates the left atrium from the left ventricle in the heart?
Mitral valve
ExplanationThe mitral valve separates the left atrium from the left ventricle.
#13
Which blood vessel carries deoxygenated blood from the heart to the lungs?
Pulmonary artery
ExplanationPulmonary artery carries deoxygenated blood to the lungs.
#14
Which of the following is a symptom of a stroke?
Numbness or weakness of the face, arm, or leg
ExplanationSymptoms of a stroke include numbness or weakness in the face, arm, or leg.
#15
What is the purpose of defibrillation during a cardiac arrest?
To restore normal heart rhythm
ExplanationDefibrillation aims to restore normal heart rhythm during cardiac arrest.
#16
What is the function of the sinoatrial node (SA node) in the heart?
Conduction of electrical impulses
ExplanationThe SA node in the heart conducts electrical impulses.
#17
Which of the following is a risk factor for developing atrial fibrillation?
High blood pressure
ExplanationHigh blood pressure is a risk factor for developing atrial fibrillation.