SEELEY'S ANATOMY+PHYSIOLOGY
12th Edition
ISBN: 9781260172195
Author: VanPutte
Publisher: RENT MCG
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Chapter 21, Problem 18RAC
Summary Introduction
Introduction:
The maintenance of the appropriate rate of arterial pressure is responsible for controlling the blood flow to all parts of the body. When the arterial blood pressure is properly maintained, the blood flow required for executing the
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Chapter 21 Solutions
SEELEY'S ANATOMY+PHYSIOLOGY
Ch. 21.1 - What is the difference between pulmonary and...Ch. 21.1 - Describe the five functions of the circulatory...Ch. 21.2 - Prob. 3AYPCh. 21.2 - Prob. 4AYPCh. 21.2 - Prob. 5AYPCh. 21.2 - Prob. 6AYPCh. 21.2 - Prob. 7AYPCh. 21.2 - Describe a capillary network. Where is the smooth...Ch. 21.2 - Prob. 9AYPCh. 21.2 - Prob. 10AYP
Ch. 21.2 - Prob. 11AYPCh. 21.2 - Prob. 12AYPCh. 21.2 - In which type of blood vessels are valves found?...Ch. 21.2 - Prob. 14AYPCh. 21.2 - Prob. 15AYPCh. 21.2 - Prob. 16AYPCh. 21.3 - Prob. 17AYPCh. 21.4 - Name the parts of the aorta.Ch. 21.4 - Name the arteries that branch from the ascending...Ch. 21.4 - Prob. 20AYPCh. 21.4 - Prob. 21AYPCh. 21.4 - Prob. 22AYPCh. 21.4 - Prob. 23AYPCh. 21.4 - Name the two types of branches arising from the...Ch. 21.4 - Prob. 25AYPCh. 21.4 - Prob. 26AYPCh. 21.4 - Prob. 27AYPCh. 21.5 - Prob. 28AYPCh. 21.5 - What veins collect blood from the heart muscle.Ch. 21.5 - Prob. 30AYPCh. 21.5 - Prob. 31AYPCh. 21.5 - Prob. 32AYPCh. 21.5 - Prob. 33AYPCh. 21.5 - Prob. 34AYPCh. 21.5 - Prob. 35AYPCh. 21.6 - Prob. 36AYPCh. 21.6 - Prob. 37AYPCh. 21.6 - Prob. 38AYPCh. 21.6 - Prob. 39AYPCh. 21.6 - Prob. 40AYPCh. 21.6 - Prob. 41AYPCh. 21.6 - Prob. 42AYPCh. 21.6 - Prob. 43AYPCh. 21.7 - Prob. 44AYPCh. 21.7 - Describe the total cross-sectional areas of the...Ch. 21.7 - Describe how the rate changes as blood flows...Ch. 21.7 - Prob. 47AYPCh. 21.7 - Prob. 48AYPCh. 21.7 - Prob. 49AYPCh. 21.7 - What is pulse pressure? How do stroke volume and...Ch. 21.7 - Prob. 51AYPCh. 21.7 - Prob. 52AYPCh. 21.7 - Prob. 53AYPCh. 21.7 - Prob. 54AYPCh. 21.7 - Prob. 55AYPCh. 21.7 - Prob. 56AYPCh. 21.7 - Prob. 57AYPCh. 21.8 - Prob. 58AYPCh. 21.8 - Prob. 59AYPCh. 21.8 - Prob. 60AYPCh. 21.8 - Prob. 61AYPCh. 21.8 - Prob. 62AYPCh. 21.9 - Prob. 63AYPCh. 21.9 - What are the two major control systems that...Ch. 21.9 - Prob. 65AYPCh. 21.9 - Elaborate on the adrenal medullary control...Ch. 21.9 - Prob. 67AYPCh. 21.9 - Prob. 68AYPCh. 21.9 - Prob. 69AYPCh. 21.9 - Prob. 70AYPCh. 21.9 - Prob. 71AYPCh. 21.9 - Prob. 72AYPCh. 21.9 - Prob. 73AYPCh. 21 - Prob. 1RACCh. 21 - Prob. 2RACCh. 21 - Prob. 3RACCh. 21 - Prob. 4RACCh. 21 - The structures that supply the walls of blood...Ch. 21 - Given these arteriae: (l) brailar (2) common...Ch. 21 - Prob. 7RACCh. 21 - A branch of the aorta that supplies the liver,...Ch. 21 - Prob. 9RACCh. 21 - Prob. 10RACCh. 21 - Blood returning fromthe arm to the subclavian vein...Ch. 21 - Given these blood vessels: (1) inferior mesenteric...Ch. 21 - Given these veins: (1) small saphenous (2) great...Ch. 21 - Prob. 14RACCh. 21 - Prob. 15RACCh. 21 - Veins a. increases their volume because of their...Ch. 21 - Prob. 17RACCh. 21 - Prob. 18RACCh. 21 - Prob. 19RACCh. 21 - Prob. 20RACCh. 21 - Prob. 21RACCh. 21 - Prob. 22RACCh. 21 - Prob. 23RACCh. 21 - Prob. 24RACCh. 21 - Prob. 25RACCh. 21 - Prob. 1CTCh. 21 - Prob. 2CTCh. 21 - Prob. 3CTCh. 21 - All the blood that passes through the aorta,...Ch. 21 - As blood vessels increase in diameter. the amount...Ch. 21 - A very short nursing student is asked to measure...Ch. 21 - Prob. 7CTCh. 21 - Prob. 8CTCh. 21 - Epinephrine causes vasodilation of blood vessels...Ch. 21 - Prob. 10CTCh. 21 - Prob. 11CT
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- A patient suffering from hypertension may receive drugs that decrease the hearts output, dilate arterioles, or increase urine production. In each case, how would the drug treatment help relieve hypertension?arrow_forwardStanding for a prolonged period of time can cause ... a. Decline in venous return b. A drop in cardiac output c. A drop in mean arterial pressure d. All of these changes can happen from prolonged standingarrow_forwardThese are factors expected to increase blood pressure EXCEPT: A. Decreased blood viscosity B. Increased blood volume C. Increased heart rate D. Decreased vessel diameter as in vasoconstriction E. A and Carrow_forward
- Within the T-P interval of the EKG... a. The 2nd heart sound is heard b. the semilunar valves are open c. Ventricular pressure is higher than atrial pressure d. Ventricular cardiomyocytes are relaxed e. L-type calcium current is dominant in the ventricular cardiomyocytesarrow_forwardWhich of the following is true of the EKG? A. Depolarization of the atria cannot be seen on the EKG B. Repolarization of the atria cannot be seen on the EKG. C. Depolorization of the ventricles cannot be seen on the EKG. D. Repolorazition of the ventricles cannot be seen on the EKG.arrow_forwardIn the absence of compensations, the stroke volume will decrease when a. blood volume increases. b.venous return increases. c. contractility increases. d.arterial blood pressure increases.arrow_forward
- It is generally accepted that a relatively low diastolic vascular pressure is more important than a relatively low systolic vascular pressure because: A. diastolic vascular pressure is the pressure that determines the length of diastole. B. diastolic vascular pressure directly determines stroke volume. C. diastolic vascular pressure ultimately determines and controls contractility. D. diastolic vascular pressure is a force the heart must compete with to open the aortic valve. E. None of the above is correct.arrow_forwardWhich of the following is not true for conduction of the cardiac impulse? A. Action potentials propagate by current flow through gap junctions. B. Slow propagation occurs as a result of low intercellular conductance. C. Slow propagation requires a slower (sustained) current source (1.e. Ca). D. Fast propagation occurs as a result of high intercellular conductance. E. All are true.arrow_forwarda calcium channel blocker or an antagonist drug will produce a. vasoconstriction b. increase in blood pressure c. increase in total peripheral resistance d. reduction in cardiac muscle contractilityarrow_forward
- The loss of arterial elasticity with age in particular affects... a. Max heart rate b. End diastolic volume c. Systolic pressure d. Stroke volume e. Diastolic pressurearrow_forwardIt is generally accepted that a relatively low diastolic vascular pressure is more important than a relatively low systolic vascular pressure because: A. diastolic vascular pressure is the pressure that determines the length of diastole. B. diastolic vascular pressure directly determines stroke volume. C. diastolic vascular pressure ultimately determines and controls contractility. D. diastolic vascular pressure is a force the heart must compete with to open the aortic valve.arrow_forwardWhich of the following statements is true?a. The longer the vessel, the lower the resistanceand the greater the flow.b. As blood volume decreases, blood pressure andblood flow also decrease.c. Increased viscosity increases blood flow.d. All of the above are truearrow_forward
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