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How could vasoconstriction affect cardiac output
A 44-year-old member asked:
Dr. Mark Stern answered
46 years experience Cardiology
It lowers it: Vasoconstriction increases the resistance to flow. This is called an afterload. It is like a pump having to pump water up a steep hill; it won't pump ... Read More
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Dr. Bennett Werner answered
44 years experience Cardiology
Academic question: Total peripheral resistance (as measured in the cardiac catheterization laboratory) is inversely proportional to cardiac output.
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A 26-year-old male asked:
Dr. Frank Kuitems answered
39 years experience Internal Medicine
Yes : Yes you can call spasm of the corner arteries avoid this with significant coronary disease.
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A 29-year-old male asked:
Dr. Philip Kern answered
43 years experience Endocrinology
Beta blockers: B blockers are used to treat angina caused by coronary disease, and they are effective. They reduce heart rate and the workload of the heart, includin ... Read More
A 22-year-old male asked:
Dr. Bennett Werner answered
44 years experience Cardiology
No: It doesn't affect the coronary arteries.
A 24-year-old male asked:
Dr. Milton Alvis, jr answered
41 years experience Preventive Medicine
Internal controls: dominate responses, not chemistry administered from outside; despite marketing to the contrary. Medicine is low-Tech: the Hi-Tech (as embodied Soul↔M ... Read More
A 23-year-old male asked:
Dr. David Krulak answered
23 years experience Family Medicine
Vasoconstriction: Cigarettes are associated with coronary artery vasoconstriction. This constriction could cause angina if combined with exercise in some people, but i ... Read More
A 24-year-old male asked:
A Verified Doctor answered
A US doctor answered Learn more
Not necessarily so: Here's an article witch will answer most of your questions:
http://content.onlinejacc.org/article.aspx?articleid=1121737
Just like the body can't ove ... Read More
A 34-year-old member asked:
Dr. Jerry Routh answered
46 years experience Internal Medicine
Low blood pressure: Cardiac output is related to the heart rate, and volume of blood the heart can pump with each heart beat. A low cardiac output occurs when the pump f ... Read More
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A 31-year-old member asked:
Dr. Carlos Orrego answered
28 years experience Cardiology
Low cardiac output: Cardiac output depends on heart rate and stoke volume. Therefore, the cardiac output increases when heart rate goes up in normal heart. However, when ... Read More
A 36-year-old member asked:
Dr. Frederick Tibayan answered
23 years experience Thoracic Surgery
Increase O2 delivery: During exercise, the muscles burn more oxygen for fuel. Increasing cardiac output increases the amount of oxygen carried by the blood to the tissues.
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:
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