BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 33, Problem 8SA
Contraction of _______ drives the flow of blood through the aorta and pulmonary arteries.
| a. atria | b. veins | c. arterioles | d. Ventricles |
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During the systolic phase of the cardiac cycle, the heart is ________. a. contracting b. relaxing c. contracting and relaxing d. filling with blood
Blood flows directly from the left atrium to_____ . a. the aorta c. the right atrium b. the left ventricle d. the pulmonary arteries
Veins that return blood directly to the heart include the_________.
Select one:
a. superior vena cava
b. brachiocephalic vein
c. azygos vein
d. portal vein
e. pulmonary 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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- The ___________ receive blood from the body via veins. A. both atria and ventricles B. atria C. ventriclesarrow_forwardThe two tubes that eventually fuse to form the heart arereferred to as the ________. a. primitive heart tubesb. endocardial tubesc. cardiogenic regiond. cardiogenic tubesarrow_forwardIn electrocardiography (=EKG, =ECG), what causes a P wave?______ A. atrial repolarization B. ventricular repolarization C. atrial depolarization D. ventricular depolarizationarrow_forward
- The_________ carry blood toward the lungs. Select one: a. superior and inferior venae cavae b. aorta and pulmonary arteries c. pulmonary trunk and arteries d. pulmonary arteries and veins e. pulmonary trunk and veinsarrow_forwardThe return venous blood is aided by all of the factors except? ________. A. pressure changes in the thorax B. urinary output C. venous valves D. activity of skeletal musclesarrow_forwardThe __________ arises directly from the arch of the aorta; a.k.a.,Innominate artery. A. Brachiocephalic artery B. Brachial artery C. Right common carotid artery D. Right subclavian arteryarrow_forward
- a. Ventricular diastole b. Throughout the cardiac cycle c. Between cardiac cycles d. Ventricular systolearrow_forwardBlood pressure is highest in the_____ and lowest in the_____ . a. arteries; veins c. veins; arteries b. arterioles; venules d. capillaries; arteriolesarrow_forwardFrom the right ventricle, blood flows directly into the_________. Select one: a. pulmonary arteries b. pulmonary veins c. aorta d. right atrium e. pulmonary trunkarrow_forward
- The ________ layer secretes chemicals that help to regulate ionic environments and strength of contraction and serve as powerful vasoconstrictors.a. pericardial sacb. endocardiumc. myocardiumd. epicardiumarrow_forwardA(n) ___________ is a type of vessel with the smallest pressure gradient that must be overcome by contraction of skeletal muscles and breathing. a. artery b. vein c. capillary d. sinusoidarrow_forwardThe endocardium is composed of __________. A collagen fibers and the lumen B myocardiocytes C a think layer of flat epithelial cells D cardiac muscle cellsarrow_forward
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