Question

(Blank)are structures that allow for one-way blood flow through the heart.A.atria B.Ventricles C.Valves D.Capillaries

Answer 1

Answer: option c

valves allows the unidirectional blood flow in heart

Explanation:if it helps mark as brainliest

Answer 2

Answer:

C. Valves are structures that allow for one-way blood flow through the heart.

Explanation:

• Valves are the structures that prevent the backflow of the blood, allows unidirectional blood flow in the heart.
• The four main heart valves include- the tricuspid, bicuspid, pulmonary, and aortic valves.
• One of the upper chambers of the heart, the atria, receives blood from the circulatory system.
• Ventricles are the lower chambers of the heart- right and left ventricles.
• Capillaries are the blood vessels connecting arteries and veins.