10 Questions
Which of the following is NOT a component of the circulatory system?
Lymphatic system
What is the primary function of the capillaries in the circulatory system?
To facilitate the exchange of nutrients, gases, and waste products between the blood and tissues
What is the purpose of the semilunar valves in the heart?
To control the flow of blood from the heart to the body
Which of the following is NOT a function of the blood?
Regulation of body temperature and pH balance
What is the purpose of the cardiac cycle's diastolic phase?
To allow the ventricles to fill with blood
Which of the following is NOT a component of the neural regulation of the circulatory system?
Renin-angiotensin system
Which of the following conditions is NOT directly related to the circulatory system?
Emphysema
What is the primary function of aldosterone in the regulation of the circulatory system?
Regulating sodium and water balance
What is the primary cause of a heart attack?
Rupture of an atherosclerotic plaque
Which of the following lifestyle factors is NOT directly mentioned as playing a crucial role in maintaining a healthy circulatory system?
Smoking cessation
Learn about the definition, components, anatomy, and functions of the circulatory system, including the heart, blood vessels, and blood. This quiz covers the basics of how blood, nutrients, oxygen, and waste products are transported throughout the body.
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