How is blood prevented from backflowing from the pulmonary trunk into the right ventricle? a. closing of the right AV valves b. opening of the pulmonary semilunar valve c. contraction of the right atrium d. closing of the pulmonary semilunar valve

Q: Study the dagram below of a heart and answer questions that follow B. Vende 2.2.1 Name the valve…

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Q: What changes can be noticed in the heart sounds when a person inhales deeply?

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Q: What is the name of the blood vessel that supply cardiac muscle with oxygenated blood

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Q: Use this labelled diagram of a human heart & major blood vessels to answer these questions. Which…

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Q: Predict what might happen to the lungs if the left ventriclewas not able to pump blood properly.

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Q: How is the blood in the pulmonary artery and pulmonary veins different from the blood in the other…

A: The pulmonary artery and pulmonary veins are the main pathways for the transportation of blood…

Q: Make predictions about the functions of differentblood vessels based on their structures.

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Q: Which statement describes how the function of the lungs relates to the function of another organ…

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Q: Give reasons why blood collected from body parts need to reach heart for circulation

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Q: Predict the significance of slow blood flow in the capillaries

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Q: Contrast the compliances and blood volumes of the veins and arteries.

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Q: What is the function of the foramen ovale in the fetal heart?

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Q: What is the type of the blood circulatory system? A Open circulatory system Double circulatory…

A: Question- What is the type of the blood circulatory system? A) Open circulatory system B) Double…

Q: types of circulation help in the function of the circulatory system?

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Q: Describe the pathway of the oxygenated blood through your heart. Start with the vessels that bring…

A: The oxygenated blood enters the heart through the pulmonary veins.  It then enters the left atrium…

Q: corresponds to: A. Right ventricle B. Left Atrium  C. Right Atrium D. Left ventricle

A: Left atrium is the upper right chamber of heart .

Q: Which feature is found in an open circulatory system but never in a closed circulatory system? A.…

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Q: From the lungs, explain how oxygenated blood gets to the knee         From the Arch of the Aorta,…

A: Lungs are good sources of oxygen. The exchange of gases takes place in the capillaries.

Q: anatomy: write summary about topography of the aorta , braches of the aortic arch

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Q: what is the function of the valves found in the heart

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Q: In a essay explain in details gas exchange in the tissues.

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Q: How would the changes you described in pulmonary circulation then affect blood pressure in the…

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Q: Which is the phase of cardiac cycle in which the auricles contract?

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Q: How does the structure of the capillary wall relate to its function

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Q: The pulmonary trunk is divided into two parts?

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Q: What is the function of the heart? Explain.

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Q: Which is the important feature of the circulatory system?

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Q: What is the function of capillaries

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Q: Trace the flow of blood through the heart during one cardiac cycle.

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Q: born with a hole in the upper chamber of his heart.Is this something Lisbon should worry about

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Q: a) Referring to the Figure , which part of the heart's electrical conduction is known as the…

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Q: Name the blood vessels that supplies the walls of the heart with oxygen.

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Q: The interventricular septum and the intra-atrial septum separate the: a) chambers of the heart b)…

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Q: Double-loop circulatory systems are found in adult amphibians, reptiles, birds, and mammals.…

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Q: What is the function of the heart

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Q: Give reasons why blood flow in the capillaries is slowest among the blood vessels

A: The blood flow in capillaries is slowest among all the other blood vessels like arteries, veins…