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Question: What is the primary function of the small intestine?Options: Absorption of nutrientsProduc..
Question: What is the main purpose of the pulmonary circulation?Options: To supply blood to the body..
Question: How does exercise affect the circulatory system?Options: It decreases heart rateIt increas..
Question: What is the significance of the sinoatrial (SA) node in the heart?Options: It pumps blood ..
Question: What is the role of the coronary arteries?Options: To supply blood to the lungsTo supply b..
Question: What is the primary function of the circulatory system in humans?Options: To digest foodTo..
Question: Which of the following is a common heart condition characterized by irregular heartbeat?Op..
Question: What is the function of capillaries in the circulatory system?Options: To transport blood ..
Question: Which component of blood is primarily responsible for oxygen transport?Options: PlasmaWhit..
Question: What is the average lifespan of a red blood cell?Options: 120 days30 days60 days90 daysCor..
Question: What is the primary function of red blood cells?Options: Transport oxygenFight infectionsC..
Question: What is the average blood pressure in a healthy adult?Options: 120/80 mmHg140/90 mmHg100/6..
Question: How many chambers does the human heart have?Options: 4325Correct Answer: 4Solution: The hu..
Question: What percentage of blood volume is typically plasma in a healthy adult?Options: 55%45%65%7..
Question: If a person\'s heart rate is 75 beats per minute, what is their cardiac output if the stro..
Question: What is the stroke volume of a healthy adult heart?Options: 70 mL50 mL100 mL30 mLCorrect A..
Question: How much blood does the average adult human heart pump per minute at rest?Options: 4-6 lit..
Question: What is the average heart rate of a healthy adult at rest?Options: 60-100 beats per minute..
Question: Which of the following is a characteristic of the systemic circulation?Options: Carries de..
Question: Which structure in the heart initiates the electrical impulse for contraction?Options: Atr..
Question: What type of blood vessel is primarily responsible for nutrient and gas exchange?Options: ..
Question: Which blood vessel carries oxygenated blood away from the heart?Options: Pulmonary arteryA..
Question: What is the main purpose of the coronary arteries?Options: To supply blood to the lungsTo ..
Question: What is the average resting heart rate for adults?Options: 40-60 beats per minute60-100 be..
Question: Which component of blood is primarily responsible for clotting?Options: Red blood cellsWhi..
Question: What is the significance of the pulmonary circulation?Options: It delivers oxygen to the b..
Question: What is the primary role of capillaries in the circulatory system?Options: To transport bl..
Question: Which part of the heart is responsible for pumping blood to the lungs?Options: Left atrium..
Question: Which component of blood is primarily responsible for transporting oxygen?Options: PlasmaW..
Question: What is the function of valves in the heart?Options: To increase blood pressureTo prevent ..
