13 Questions
Which part of the heart is responsible for initiating the blood flow in the blood vascular system?
SA node
Which structure is a network of drainage vessels for returning excess extravascular fluid, the lymph, to the blood circulatory system?
Lymph Vascular System
What part of the heart is primarily responsible for immunological screening?
Lymph Vascular System
Which part of the heart is known as the heart's natural pacemaker?
SA node
What is the primary function of the Trabeculae carnae in the heart?
Increase surface area for papillary muscles
Which part of the heart is responsible for transporting lymph to the lymph nodes for immunological screening?
Lymph Vascular System
What is the main function of the microcirculation or microvasculature?
Exchange of gases, fluids, nutrients, and metabolic waste products
Which type of capillaries forms an interconnected network where the exchange of gases, fluids, nutrients, and metabolic waste products occurs?
Continuous capillaries
What is the function of venules in the circulatory system?
Collect excess interstitial fluid called lymph from tissue spaces
What is the main role of veins in the circulatory system?
Transport blood from the venules back to the heart
What is the function of lymphatic capillaries in the lymphatic vascular system?
Collect excess interstitial fluid called lymph from tissue spaces
Which duct drains lymph from the chest wall down to lower extremities in the lymphatic vascular system?
Thoracic duct
What prevents the backflow of blood particularly in small and medium-sized veins?
Valves
Test your knowledge of the functional components and structures of the circulatory system with this quiz prepared by Vincent Raphael V. Manarang MAN, RN(PH,UK). Explore the blood vascular system, lymph vascular system, and the role of the heart in circulation.
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