20 Questions
Which of the following is NOT a function of the cardiovascular system?
Reproduction
What is the main function of the heart?
Bulk flow of materials
Which component of the cardiovascular system controls cardiac output?
CNS
What is the purpose of microcirculation?
Exercise and blood flow through special regions
Which feature is characteristic of cardiac muscle?
Cardiac contractility
What is the role of the autonomic nerves in the cardiovascular system?
Control of cardiac output
Which component of the cardiovascular system is responsible for controlling blood pressure?
Blood vessels
What is the main function of the CNS in relation to the cardiovascular system?
Regulation and integration
What is the purpose of the regulation and integration of the cardiovascular system?
Regulation and integration
What does the CNS integrate the overall activity of the cardiovascular system with?
Respiratory and renal systems
Which of the following is NOT a feature of the microcirculation?
Venules
Which of the following is true about the valves of the heart?
Valves open passively
What is the function of the intercalated disks in cardiac muscle?
To allow the easy transfer of ions between cardiac muscle cells
Which of the following is NOT a feature of cardiac muscle?
Smaller fibers with individual nucleus
What is the normal path of blood flow in the cardiovascular system?
Pulmonary and systemic circulations are linked
What is the ultimate function of the cardiovascular system?
To ensure adequate blood flow through the capillaries of various organs
Which of the following is true about the conduction in cardiac muscle?
Ventricles are not electrically connected
Which of the following is true about the parallel arrangement of blood vessels?
It allows independent regulation of blood flow to different organs
Which of the following is NOT a feature of the cardiovascular system?
Lymphatic system
Which of the following is true about the features of the microcirculation?
Precapillary sphincters control entry of blood from arteriole into each capillary
Test your knowledge on the circulation of blood and cardiovascular physiology with this quiz. Topics covered include the physiological properties of the heart, cardiac contractility, control of cardiac output, vasculature, microcirculation, control of blood pressure and volume, and exercise and blood flow through special regions. Take this quiz to assess your understanding of these important concepts.
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