Which of the Following Mechanisms Are Used to Regulate Blood

question 49

Multiple Choice

Which of the following mechanisms are used to regulate blood pressure in the closed circulatory system of vertebrates?
I.changing the force of heart contraction
II.constricting and relaxing sphincters in the walls of arterioles
III.adjusting the volume of blood contained in the veins
IV.synthesizing new capillaries

• A)only I and II
• B)only I and III
• C)only II and III
• D)I, II, and III
• E)I, II, and IV

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Definitions:

Magnetic Field

is a vector field that describes the magnetic influence on moving electric charges, electric currents, and magnetic materials.

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The study of the structure of the brain, including its parts, regions, and networks, and how they interconnect and function.

MRIs

A medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes of the body.

Electromagnets

Devices that create a magnetic field through the flow of electric current, often used in various applications like motors and relays.