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Circulation of Blood and Cardiovascular Physiology Quiz

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Circulation of Blood and Cardiovascular Physiology Quiz

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Questions and Answers

Which of the following is NOT a function of the cardiovascular system?

Host defense
Reproduction (correct)
Temperature regulation
Regulation and integration

What is the main function of the heart?

Regulation and integration
Temperature regulation
Bulk flow of materials (correct)
Homeostasis

Which component of the cardiovascular system controls cardiac output?

Blood vessels
Autonomic nerves
Heart
CNS (correct)

What is the purpose of microcirculation?

Exercise and blood flow through special regions (B) Signup and view all the answers

Which feature is characteristic of cardiac muscle?

Cardiac contractility (D) Signup and view all the answers

What is the role of the autonomic nerves in the cardiovascular system?

Control of cardiac output (D) Signup and view all the answers

Which component of the cardiovascular system is responsible for controlling blood pressure?

Blood vessels (B) Signup and view all the answers

What is the main function of the CNS in relation to the cardiovascular system?

Regulation and integration (A) Signup and view all the answers

What is the purpose of the regulation and integration of the cardiovascular system?

Regulation and integration (B) Signup and view all the answers

What does the CNS integrate the overall activity of the cardiovascular system with?

Respiratory and renal systems (D) Signup and view all the answers

Which of the following is NOT a feature of the microcirculation?

Venules (A) Signup and view all the answers

Which of the following is true about the valves of the heart?

Valves open passively (C) Signup and view all the answers

What is the function of the intercalated disks in cardiac muscle?

To allow the easy transfer of ions between cardiac muscle cells (C) Signup and view all the answers

Which of the following is NOT a feature of cardiac muscle?

Smaller fibers with individual nucleus (A) Signup and view all the answers

What is the normal path of blood flow in the cardiovascular system?

Pulmonary and systemic circulations are linked (A) Signup and view all the answers

What is the ultimate function of the cardiovascular system?

To ensure adequate blood flow through the capillaries of various organs (C) Signup and view all the answers

Which of the following is true about the conduction in cardiac muscle?

Ventricles are not electrically connected (B) Signup and view all the answers

Which of the following is true about the parallel arrangement of blood vessels?

It allows independent regulation of blood flow to different organs (C) Signup and view all the answers

Which of the following is NOT a feature of the cardiovascular system?

Lymphatic system (C) Signup and view all the answers

Which of the following is true about the features of the microcirculation?

Precapillary sphincters control entry of blood from arteriole into each capillary (B) Signup and view all the answers