Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Textbook Question
Chapter 42, Problem 7TYK
As a general rule, blood leaving the right ventricle of a mammal’s heart will pass through how many capillary beds before it returns to the right ventricle?
- a. one
- b. two
- c. three
- d. one or two, depending on whether it passes through a portal vein
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Students have asked these similar questions
Hearts of mammals are described to have double pump structure. Which choice explains the functional and structural basis for the said description?
A. Blood enters the atrium and pumped into ventricle.
B. Blood pressure alternates between systolic and diastolic at all times.
C. Atrium provide 1 pump, ventricle provides 2nd pump.
D. Heart pumps blood simultaneously in systemic and pulmonary circuit.
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.
Which is not true about our heart
A. ventricular systole squeezes blood to the lungs and the body
B. Both ventricles hold the same volume of blood
C. The pacemaker is in the right atrium
D. blood from the left lung goes to the left atrium and blood from the right lung goes to the right atrium
Chapter 42 Solutions
Study Guide for Campbell Biology
Ch. 42 - Prob. 1IQCh. 42 - Prob. 2IQCh. 42 - In the following diagram of a mammalian...Ch. 42 - a. Name the valve between an atrium and ventricle....Ch. 42 - Prob. 5IQCh. 42 - Prob. 6IQCh. 42 - Prob. 7IQCh. 42 - What lifestyle choices have been correlated with...Ch. 42 - Prob. 9IQCh. 42 - Prob. 10IQ
Ch. 42 - Prob. 11IQCh. 42 - Identify the labeled structures in the following...Ch. 42 - Prob. 2SYKCh. 42 - Prob. 1TYKCh. 42 - Prob. 2TYKCh. 42 - Prob. 3TYKCh. 42 - Prob. 4TYKCh. 42 - During diastole, a. blood fills the atria and...Ch. 42 - Prob. 6TYKCh. 42 - As a general rule, blood leaving the right...Ch. 42 - The nurse tells you that your blood pressure is...Ch. 42 - Blood flows more slowly in arterioles than in...Ch. 42 - Prob. 10TYKCh. 42 - Prob. 11TYKCh. 42 - Prob. 12TYKCh. 42 - Prob. 13TYKCh. 42 - Exchange between the blood and the tissues of the...Ch. 42 - Which of the following processes would tend to...Ch. 42 - Prob. 16TYKCh. 42 - Prob. 17TYKCh. 42 - Prob. 18TYKCh. 42 - Prob. 19TYKCh. 42 - Prob. 20TYKCh. 42 - What do the alveoli of mammalian lungs, the gill...Ch. 42 - Prob. 22TYKCh. 42 - Prob. 23TYKCh. 42 - Prob. 24TYKCh. 42 - Prob. 25TYKCh. 42 - Prob. 26TYK
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- Which heart chamber has the thickest wall? a. right atrium c. left atrium b. right ventricle d. left ventriclearrow_forwardWhen you measure blood pressure, the Korotkoff sounds (i.e. the sounds heard through a stethoscope) are produced by? A. turbulent blood flow B. valves closing C. ventricular repolarization D. ventricular depolarization?arrow_forwardThe heart chamber that receives oxygenated blood from the lungs of animals with a double circulation is the a. left atrium. b. right ventricle. c. left ventricle. d. right atrium.arrow_forward
- In terms of being open or closed, what is the state of the mitral and tricuspid valve (left and right atrioventricular valves respectively) at the end of the first heart sound? a. Mitral is closed, Tricuspid is open b. Mitral is open, Tricuspid is closed c. Both are closed d. Both are openarrow_forwardWhy do heart attacks cause permanent tissue damage? a. The sinoatrial nodes cannot restore the cardiac cycle. b. Purkinje fibers do not transmit nerve impulses properly. c. Myocardium cells cannot relax. d. Cardiac cells die due to lack of blood irrigationarrow_forwardWhich condition is the most common cause aging changes of the blood vessels? A. Arteriosclerosis B. Varicose veins C. Phlebitis D. All of the selection are causes Pathway of blood circulation in adult. A. Superior vena cava → right atrium → tricuspid valve à right ventricle B. Pulmonary vein → left atrium → mitral valve → left ventricle C. Left ventricle → aortic valve → ascending aorta → brachiocephalic D. Right ventricle → pulmonary valve → pulmonary trunk → pulmonary artery E. All pathways are correct.arrow_forward
- Complete ventricular filling occurs during what phase of the cardiac cycle? a. when the atria are in diastole b. when the ventricles are in diastole c. when the ventricles are in systolearrow_forwardIf a patient has cirrhosis of the liver and is unable to produce sufficient albumin and other plasma proteins, then what variable is changed in capillary exchange, and what is the effect? a. There is no change in the capillary exchange process. b. Hydrostatic pressure in the blood decreases, and fluid remains in the blood. c. Colloid osmotic pressure in the capillary increases, and blood volume increases in the blood vessels. d. Colloid osmotic pressure in the capillary decreases, and fluid remains in the interstitial fluid, potentially causing edema.arrow_forwardwhich of the following is TRUE for a cardiac cycle? a. it only includes pressure changes that occur during one heart beat b. it refers to volume changes that occur in one heart beat c. it includes mechanical events during one complete heart beat d. it refers to electrical activity of the heart during one complete heart beatarrow_forward
- What is responsible for the first heart sound (lub)? A. Contraction of the atria. B. Contraction of the ventricles C. Closing of the atrioventricular valves D. Closing of the semilunar valvesarrow_forwardWhat is the correct order of events in the left ventricle during the systole phase of the cardiac cycle? a. Ventricular repolarization, ventricular relaxation, 2nd heart sound, AV valve opens, blood moves in b. QRS-complex, ventricular contraction, 2nd heart sound, aortic valve opens, blood moves out c. P-wave, increased ventricular pressure, 1st heart sound, aortic valve opens, blood moves in d. QRS complex, ventricular contraction, 1st heart sound, AV valve opens, blood moves out e. QRS complex, increased ventricular pressure, AV-valve closes, blood moves outarrow_forwardWhy is it necessary to stimulate papillary muscles in the ventricle slightly earlier than the rest of the ventricular wall myocardium? a. to assure rapid conduction speed of the action potential b. to pull on AV valve cusps to prevent backflow c. to assure blood will surge toward the semilunar valves d. to assure coordinated contraction of the ventricular myocardiumarrow_forward
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