Which of the following statements is correct? a. Arteries carry blood away from the heart and veins carry blood to the heart. b. Arteries carry blood to the heart and veins carry blood away from the heart. C. All arteries carry oxygen-rich blood and veins carry oxygen-poor blood. d. Arteries carry oxygen-poor blood and veins carry oxygen-rich blood.

Which of the following statements is correct? a. Arteries carry blood away from the heart and veins carry blood to the heart. b. Arteries carry blood to the heart and veins carry blood away from the heart. C. All arteries carry oxygen-rich blood and veins carry oxygen-poor blood. d. Arteries carry oxygen-poor blood and veins carry oxygen-rich blood.

Body Structures & Functions Updated

13th Edition

ISBN:9780357191606

Author:Scott

Publisher:Scott

Chapter13: Heart

Section: Chapter Questions

Problem 5RQ

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The portal vein brings blood from the intestines to the liver. Which statement is most likely true regarding the portal vein? A. It carries oxygenated blood at low pressure. B. It carries oxygenated blood at high pressure. C. It carries deoxygenated blood at low pressure. D. It carries deoxygenated blood at high pressure.
Which statement is true? a. Veins have more muscle and elastic fibers than arteries b. Arteries have more muscle and elastic fibers than veins c. Veins carry blood away from the heart d. Arteries carry blood to the heart
Which of the following statements is false?a. Only arteries carry oxygenated blood.b. Both arteries and veins have a layer of smooth muscle.c. Capillary beds lie between arteries and veins.d. Sphincters regulate the flow of blood through capillaries.
How do arteries differ from veins?a. Arteries have thicker wall layers to accommodate the changes in pressure from the heart.b. Arteries carry blood.c. Arteries have thinner wall layers and valves and move blood by the action of skeletal muscle.d. Arteries are thin walled and are used for gas exchange.
Which statement accurately explains why arterial walls are thicker than the walls of veins? A. Arteries need to withstand more hydrostatic pressure than do the veins. B. More blood flows through the arteries than through the veins. C. Arterial blood has more red blood cells than veins do. D. The higher oxygen content of arterial blood requires thicker walls. E. All of the above answer choices correctly answer the question.
Which of the choices below best describes the systemic circulation of blood?a. The flow of blood into the right atrium and eventually out of the left ventricle.b. The movement of blood from the pulmonary trunk, through capillaries into the pulmonary veins.c. The movement of blood into the coronary arteries, through capillaries into the coronary sinus.d. The movement of blood from the aorta, through arteries and capillaries and then eventually to the vena cavae.
What blood vessel sends deoxygenated blood away from the heart and to the lungs? a-Aorta b-Pulmonary artery c-Pulmonary vein d-Capillaries
Which of the following statements regarding blood pressure is NOT true? a.)Blood pressure is constant throughout the body b.)Exerted by the blood against the walls of the blood vessels c.)Controlled by homeostatic mechanism d.)Keeps the blood flowing through all the blood vessels so that cells receive oxygen and nutrients
When oxygen-rich blood from the lungs is pumped to the rest of the body, so the cells can use the oxygen - oxygen - poor blood is then turned to the heart is ??? A. Circulation B. Heart circulation C. Pulmonary circulation D. Systematic circulation
What is true about carotid arteries? a. Carotid arteries carry oxygenated blood to the brain b. Carotid arteries carry oxygenated blood away from the brain c. Carotid arteries carry deoxygenated blood to the brain d. Carotid arteries deoxygenated blood away from the brain
Which statement best describes Arteries? A) They have thin walls and transport blood away from the heart B) They have thick walls and transport blood toward the heart C) They have thin walls and transport blood toward the heart D) They have thick walls and transport blood away from the heart
The red blood cells are generated by? A. Spongy bone B. Red bone marrow C. Spleen D. Liver