BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 33, Problem 2SA
Summary Introduction
Introduction:
The human heart undergoes double circulation. The first circulation occurs when the deoxygenated blood from the body enters the right chambers and is transported to the lungs. Whereas, other organisms undergo single circulation where blood only passes one time through the heart.
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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 is not a function of blood? a. prevention of fluid loss b. transport of nutrients and waste c. maintenance of constant pH levels d. production of hormones
When it comes to arteries and veins, do veins have?
a) a tunica media that is missing in arteries
b) thicker walls than arteries
c) more smooth muscles than arteries
d) valves, this is lacking in arteries
Chapter 33 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 33 - All vertebrates have _______ . a. a closed...Ch. 33 - Prob. 2SACh. 33 - The ________ circuit carries blood to and from...Ch. 33 - Prob. 4SACh. 33 - Prob. 5SACh. 33 - Prob. 6SACh. 33 - Prob. 7SACh. 33 - Contraction of _______ drives the flow of blood...Ch. 33 - Blood pressure is highest in the _______ and...Ch. 33 - At rest, the largest volume of blood is in ______....
Ch. 33 - Which heart chamber has the thickest wall? a....Ch. 33 - A pulmonary _______ carries oxygen-poor blood. a....Ch. 33 - Prob. 13SACh. 33 - Prob. 14SACh. 33 - Match the terms with their descriptions....Ch. 33 - Prob. 1CTCh. 33 - Explain why a blood clot that forms in the leg,...Ch. 33 - Chronic alcoholism harms the liver. Alcoholics...
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- In__________, blood flows through two completely separate circuits. a. birds b. mammals c. fish d. both a and barrow_forwardMatch the type of blood vessel with its major function. _____ arteriesa. diffusion _____ arteriolesb. control of blood distribution _____ capillariesc. transport, blood volume reservoirs _____ veinsd. blood transport and pressure regulatorsarrow_forwardErythropoietin is produced by a. the kidneys. b. the liver. c. the lungs. d. the bone marrow.arrow_forward
- 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.arrow_forwardWhich of these organs is able to tolerate the greatest reduction in blood flow? a. Brain b. Heart c.Skeletal muscles d.Skinarrow_forwardErythropoietin is produced by the ____. A kidney B anterior pituitary gland C red bone marrow D heart E adrenal cortexarrow_forward
- Which blood vessels have the smallest diameter? A. Capillaries B. Arterioles C. Venules D. Lymphaticarrow_forwardBlood flows directly from the left atrium to_____ . a. the aorta c. the right atrium b. the left ventricle d. the pulmonary arteriesarrow_forwardWhich 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 nutrientsarrow_forward
- Which of the following is not included in the blood plasma? a) Sodium ions b) Water c) Urea d) Nitrogen gas e) Plateletsarrow_forwardBlood flows directly from __________ into capillary beds. A arterioles B venules C muscular arteries D elastic arteriesarrow_forwardWhich 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.arrow_forward
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