Which of the following characteristics is unique to capillaries and not to other blood vessels?   A. have low blood pressure   B. have high blood pressure   C. exchange substances (ions, small molecules and water) between blood and tissues   D. carry oxygen and carbon dioxide   E. connect to the heart and lungs

Q: A major difference between arteries and veins is thata. arteries always carry oxygenated blood;…

A: The circulatory system has blood vessels to carry blood from one place to another throughout the…

Q: Which of the following statements is correct?   a. Arteries carry blood away from the heart and…

A: The blood circulatory system, is a system of organs that consists of the heart, blood vessels…

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A:

Q: Scenario: You and your two other friends were hiking and along the trail, you saw a man who is…

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Q: Which of the following best describes an artery? Select one: a. thin-walled, and supplied with…

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Q: Contraction of the smooth muscle layers of the arterioles a. increases the frictional resistance…

A: The different types of blood vessels in the human body are arteries, arterioles, capillaries,…

Q: List at least five things that a circulatory system does to help the body cells. Which of these is…

A: Circulatory system is a very important part of any living being as it helps to distribute oxygen and…

Q: For questions #10-20, match each term to its definition. _____ . Vein…

A: Heart is defined as the hollow muscular organ which is composed of several layers of cardiac muscles…

Q: When cardiac muscle tissue dies in adults, it is replaced with scar tissue composed of dense…

A: When a person has a heart attack, the lack of oxygen causes part of the tissue to be damaged. The…

Q: Which of the following occurs during ventricular diastole? a-The ventricles contract to force blood…

A: During ventricular diastole, the following occur- b- The ventricles relax and refill with blood c-…

Q: Capillaries are very narrow and leaky. Which functions do those characteristics enable? Pick ALL…

A: Capillaries are the tiny blood-containing structures that establishes the connection arterioles to…

Q: Which of these organs is able to tolerate the greatest reduction in blood flow? a. Brain b. Heart…

A: Blood flows in the body consists of the red blood cells, which contain haemoglobin. The haemoglobin…

Q: When a person engages in strenuous, prolonged exercise, a. blood flow to the kidneys is reduced.b.…

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Q: Which of the following is True?a. Arteriole diameter is controlled by nerves, hormones,and chemicals…

A: The circulatory system is responsible for the transport of nutrients, electrolytes, wastes gases,…

Q: Which statement accurately explains why arterial walls are thicker than the walls of veins?   A.…

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Q: What blood vessel sends deoxygenated blood away from the heart and to the lungs? a-Aorta b-Pulmonary…

A: The heart is divided into four chambers: the right atrium, the right ventricle, the left atrium, and…

Q: How do arteries differ from veins?a. Arteries have thicker wall layers to accommodate the changes in…

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Q: The two-way exchange of substances between blood and body cells occurs only through (a) arterioles.…

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Q: A blood vessel adapted to withstand a highpulse pressure would be expected to havea. an elastic…

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Q: Which of the following statements is false?a. Only arteries carry oxygenated blood.b. Both arteries…

A: Components of closed circulatory system It consists of heart to pump the blood, blood vessels like’s…

Q: The diameter of veins is typically larger than that of arteries,becausea. veins must carry blood at…

A: Open and Closed circulatory systems are the two types of circulatory systems in our body. This…

Q: A major advantage of a double circulation is thata. blood can be pumped to the upper portions of the…

A: The body organs work systematically to regulate the proper body functioning. The different organ…

Q: A blood vessel adapted to withstand great fluctuations in blood pressure would be expected to have:-…

A: Blood vessels refer to the network of arteries, veins, capillaries that helps in the circulation of…

Q: Which of the following statement about tissue fluid is wrong A-it is the liquid that leaks from the…

A: Tissue fluid is found in the inter-cellular spaces which participates in transporting nutrients and…

Q: Which of the following is/are involved in regulating blood pressure? a. heart b. baroreceptors c.…

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Q: If the systemic blood mass of a person is 2.8 kg, what is the body mass of the person? a.) 200 kg…

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Q: Which statement best describes a characteristic of ALL arteries? Select one: O a. Arteries lead…

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Q: This blood vessel allows diffusion of gases between blood and body tissues. O A. Artery O B. vein O…

A: The cells in the body requires nutrients oxygen and other necessities for its metabolic activities…

Q: In a patient given a cardiac glycoside, important effects of the drug on the heart include which of…

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Q: 1. Which statement describes the chamber marked with a star? O A. It is the right atrium, and it…

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Q: Draw the blood vessels, Arterial supply and Venous drainage, of the a.) Anterior thoracic region b.)…

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Q: The only vessels that provide direct access oxygen and nutrients to nearly every cell in the body…

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Q: Movement of oxygen and carbon dioxide move through the blood vessel wall ____.   A can only occur…

A: Movement of gases like oxygen and carbon dioxide depend on concentration gradient or partial…

Q: How would the left ventricle of a patient who had had high blood pressure for many years differ from…

A: Answer: Introduction: Left ventricular hypertrophy is expansion and thickening means hypertrophy of…

Q: Local control of blood flow through a tissue a) maintains a blood flow independent of changes in…

A: The mechanism of local control includes responses from vascular areas to the surrounding tissues.…

Q: Which of the following statements regarding blood pressure is NOT true? a.)Blood pressure is…

A: Blood is a type of connective tissue which flows in the body through blood vessels i.e. arteries,…

Q: A researcher was working on oxygen and carbon dioxide concentration of the blood in different…

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Q: Consider a blood clot that formed in a pulmonary venule. If the clot detached, in which of the…

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Q: What do the vessels that are carrying oxygen-poor blood back to the heart have that stops blood from…

A: The circulatory system of the body is the transport system of the body. The main function of this…

Q: Match the following structures with their functions a. blood clotting b. matrix of blood and…

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Q: Which of the following vessels has the largest lumen and a thin tunica media?   A Veins   B…

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Q: (a) Name the type of blood vessel labelled (i) C. (ii) D. (b) In which direction does blood in…

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Q: Prolonged pressure on the skin causes reddened areas at the point of contact due to: Select one: a.…

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Q: Which of the following is the best description of what happens in capillaries? A. Capillaries are…

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Q: Which of the following is a component of the blood pressure? A) Stroke Volume B) Heart Rate C)…

A: Three factors contribute in Blood pressure are resistance,blood viscosity and blood vessel diameter.