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Blood vessel dilation, computer artwork
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Blood vessel dilation, computer artwork
Blood vessel dilation. Computer artwork of blood vessel dilation (expansion) in response to drugs taken to control arterial blood pressure. The drugs, angiotensin receptor blockers (ARBs), block angiotensin II receptors and are used primarily for the treatment of hypertension (high blood pressure). Angiotensin II is a hormone of the renin-angiotensin system (RAS) that stimulates vasoconstriction (narrowing of the blood vessels to raise the blood pressure) and the retention of salt and water. The hormone has been found to increase the risk of thrombosis through the adhesion and aggregation of platelets, and has also been put forward as the possible cause of vascular and cardiac muscle hypertrophy (enlargement of the heart)
Science Photo Library features Science and Medical images including photos and illustrations
Media ID 6420684
© DAVID MACK/SCIENCE PHOTO LIBRARY
Blockers Blood Blood Pressure Blood Vessels Cardiac Dilated Dilation Drug Drugs Effect Effects Endocrinology Expanded Expanding High Hypertension Pharmacological Pharmacology Treatment Vascular Vasodilation Vessel Vessels Circulatory System Expand
EDITORS COMMENTS
This computer artwork showcases the intricate network of blood vessels in the human body. The vibrant red hues depict a phenomenon known as blood vessel dilation, which occurs when drugs are taken to control arterial blood pressure. Specifically, this illustration represents the effects of angiotensin receptor blockers (ARBs), medications primarily used for treating hypertension. By blocking angiotensin II receptors, ARBs prevent vasoconstriction and promote vasodilation – the expansion of blood vessels. This pharmacological action not only helps regulate high blood pressure but also mitigates potential risks associated with increased levels of angiotensin II. This hormone is part of the renin-angiotensin system (RAS) and can lead to thrombosis, platelet adhesion, aggregation, and even cardiac muscle enlargement. The detailed portrayal serves as a visual representation of how these drugs impact our circulatory system at a biological level. It highlights their vital role in expanding and dilating our vascular pathways to maintain optimal cardiovascular health. This stunning artwork combines elements from biology, medicine, pharmacology, and endocrinology to provide an insightful glimpse into the complex interplay between drugs and our bodies' physiological responses. Through its striking imagery and scientific accuracy, it invites viewers to appreciate both the beauty and functionality within our own internal systems while shedding light on innovative medical interventions that improve lives worldwide.
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