ANATOMY+PHYSIOLOGY+MASTERING CODE 6E
ANATOMY+PHYSIOLOGY+MASTERING CODE 6E
6th Edition
ISBN: 9780135446645
Author: Marieb
Publisher: PEARSON
Question
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Chapter 17, Problem 4CCS
Summary Introduction

Case summary:

In an accident, a male bus driver suffered blunt trauma to the chest and was brought to the emergency room. The patient was unconscious and after regaining consciousness complained of the left upper quadrant, chest, and epigastric pain. Upon further examination, tachycardia (110 beats per minute) and blood pressure of 105/675 was observed. After a while, there was a sudden rapid drop in the blood pressure. This is accompanied by muffled heart sounds, bulging neck veins, and thready pulse. After this, the patient suddenly complains of pain in the injury site.

Characters in the case:

Donald Ayers.

Adequate information:

The sudden drop in the blood pressure accompanied by muffled sounds in the heart and thread pulse is observed.

To determine:

The changes in the EDV (end-diastolic volume) resulting in muffled heart sounds, which are quieter and less distinct.

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Chapter 17 Solutions

ANATOMY+PHYSIOLOGY+MASTERING CODE 6E

Ch. 17.5 - Which part of the intrinsic conduction system...Ch. 17.5 - Describe the electrical event in the heart that...Ch. 17.5 - MAKING connections Below are drawings of three...Ch. 17.6 - The second heart sound is associated with the...Ch. 17.6 - If the mitral valve were insufficient, would you...Ch. 17.6 - During the cardiac cycle, there are two periods...Ch. 17.7 - Prob. 17CYUCh. 17.7 - What problem of cardiac output might ensue if the...Ch. 17 - When the semilunar valves are open, which of the...Ch. 17 - The portion of the intrinsic conduction system...Ch. 17 - An ECG provides information about (a) cardiac...Ch. 17 - The sequence of contraction of the heart chambers...Ch. 17 - The fact that the left ventricular wall is thicker...Ch. 17 - Prob. 6MCCh. 17 - In the heart, which of the following apply? (1)...Ch. 17 - The activity of the heart depends on intrinsic...Ch. 17 - Freshly oxygenated blood is first received by the...Ch. 17 - Describe the location and position of the heart in...Ch. 17 - Describe the pericardium and distinguish between...Ch. 17 - Trace one drop of blood from the time it enters...Ch. 17 - (a) Describe how heart contraction and relaxation...Ch. 17 - The refractory period of cardiac muscle is much...Ch. 17 - (a) Name the elements of the intrinsic conduction...Ch. 17 - Draw a normal ECG pattern. Label and explain the...Ch. 17 - Define cardiac cycle, and follow the events of one...Ch. 17 - What is cardiac output, and how is it calculated?Ch. 17 - Discuss how the Frank-Starling law of the heart...Ch. 17 - Prob. 1CCSCh. 17 - Prob. 2CCSCh. 17 - Prob. 3CCSCh. 17 - Prob. 4CCSCh. 17 - Prob. 5CCSCh. 17 - Prob. 6CCS
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