The arterial wall also contains an inner layer of muscle and elastic fibres to help maintain pulse flow (it can contract and stretch) … Are arteries rigid or elastic? All arteries have relatively thick walls that can withstand the high pressure of blood ejected from the heart. However, those closeRead More →
Aortic root surgery usually takes 4 to 6 hours, but the preparation and recovery may add several hours. This procedure is usually performed in the cardiothoracic operating room (OR). What is a Yacoub procedure? The Yacoub remodeling procedure uses a scalloped design to create a new aortic root out ofRead More →
Bronchial vessels usually originate from the aorta or intercostal arteries, entering the lung at the hilum, branching at the mainstem bronchus to supply the lower trachea, extrapulmonary airways, and supporting structures; this fraction of the bronchial vasculature drains into the right heart via systemic veins. Why there are two bronchialRead More →
The main reason is that arteries have a higher blood pressure than observed by other parts of the circulatory system. So, the answer to the question as to why are arteries thicker than veins is that because arteries have higher blood pressure. Do arteries have the thickest walls? An arteryRead More →
tricuspid valve: located between the right atrium and the right ventricle. pulmonary valve: located between the right ventricle and the pulmonary artery. mitral valve: located between the left atrium and the left ventricle. aortic valve: located between the left ventricle and the aorta. How many valves does an artery have?Read More →
The data strongly suggest that triglycerides are a causal factor in CAD. Exactly how triglycerides may contribute to coronary artery disease is still undetermined. LDL cholesterol is known to cause CAD by contributing to the build-up of “plaque” along the artery walls. Can high triglycerides cause blockages? If you haveRead More →