3. (1) (2) 3. 3. (1) List the major blood vessels and their origins involved in coronary circulation.(ii) At what stage or phase of the heart's activities does the heart tissues becomesperfused with oxygenated blood?(iii) Define myocardial infarction.(iv) Explain the typical signs associated with acute myocardial infarction.(v) Outline/State which arteries of the heart are most commonly affected/occluded.Page 1 of 2(vi) Explain why occlusions lead to infarct in the heart.(vii) What is creatine phosphokinase (CPK) and why are elevated CPK levels in theblood suggestive of a myocardial infarction?(viii) What is cor pulmonale?(ix) Describe the main clinical findings (with cor pulmonale) on examination. Explainyour answer.

Coronary circulation is the movement of blood throughout the vessels that supply the heart muscle.…

Answered: 1) (2) 3.

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter9: Cardiac Physiology

Section: Chapter Questions

Problem 12RE

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Similar questions

Label the hearts main parts in the diagram below.
State the main functions of venules and veins. What forces work together in returning venous blood to the heart?
3. (1) List the major blood vessels and their origins involved in coronary circulation. (ii) At what stage or phase of the heart's activities does the heart tissues becomes perfused with oxygenated blood? (iii) Define myocardial infarction. (iv) Explain the typical signs associated with acute myocardial infarction. (v) Outline/State which arteries of the heart are most commonly affected/occluded. Page 1 of 2 (vi) Explain why occlusions lead to infarct in the heart. (vii) What is creatine phosphokinase (CPK) and why are elevated CPK levels in the blood suggestive of a myocardial infarction? (viii) What is cor pulmonale? (ix) Describe the main clinical findings (with cor pulmonale) on examination. Explain your answer.
List the major blood vessels and their origins involved in coronary circulation. (ii) At what stage or phase of the heart’s activities does the heart tissues becomes perfused with oxygenated blood? (iii) Define myocardial infarction. (iv) Explain the typical signs associated with acute myocardial infarction. (v) Outline/State which arteries of the heart are most commonly affected/occluded. (vi) Explain why occlusions lead to infarct in the heart. (vii) What is creatine phosphokinase (CPK) and why are elevated CPK levels in the blood suggestive of a myocardial infarction? (viii) What is cor pulmonale? (ix) Describe the main clinical findings (with cor pulmonale) on examination. Explain your answer.
(i)List the major blood vessels and their origins involved in coronary circulation.(ii) At what stage or phase of the heart’s activities does the heart tissues becomes perfused with oxygenated blood? (iii) Define myocardial infarction.(iv) Explain the typical signs associated with acute myocardial infarction. (v) Outline/State which arteries of the heart are most commonly affected/occluded.(vi) Explain why occlusions lead to infarct in the heart.
(iv) Explain the typical signs associated with acute myocardial infarction. (v) Outline/State which arteries of the heart are most commonly affected/occluded. Page 1 of 2 (vi) Explain why occlusions lead to infarct in the heart.
(a) Describe how heart contraction and relaxation influence coronary blood flow. (b) Name the major branches of the coronary arteries, and note the heart regions served by each.
(a) Name the elements of the intrinsic conduction system of the heart in order, beginning with the pacemaker. (b) What is the important function of this conduction system?
a)How is one-way flow through the heart achieved and What are the stages of the cardiac cycle and the changes in pressure that occur in thechambers?b)Define how cardiac output is calculated, and what it can tell you about heart function. c. What factors influence cardiac output to maintain adequate perfusion?
Complete the following statements: The membrane on the surface of the heart is called the ......................
1) What makes the heart sounds? 2) Know the whole cycle/route that the blood takes from the heart through the various vessels and back to the heart?
Blood within the veins is prevented from flowing away from the heart because of the presence of: (a) venous reservoirs. (b) muscular walls. (c) clots. (d) valves.

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