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duct, blood vessel: Latin vās, vessel, dish, vase vasoconstriction: vasculo-blood vessel: Latin vāsculum: cardiovascular: ven-of or pertaining to the veins, venous blood, and the vascular system: Latin vēna, blood-vessel, vein venule, venospasm: ventr(o)-of or pertaining to the belly, the stomach cavities Latin venter, belly, stomach, womb ...
Dysosmia is a disorder described as any qualitative alteration or distortion of the perception of smell. [1] Qualitative alterations differ from quantitative alterations, which include anosmia and hyposmia. [2] Dysosmia can be classified as either parosmia (also called troposmia) or phantosmia. Parosmia is a distortion in the perception of an ...
Video explanation. Author: Tanner Marshall, MS Editor: Rishi Desai, MD, MPH, Tanner Marshall, MS With peripheral vascular disease, vascular refers to the blood vessels, and peripheral means the outer limits or edge of something, which in this case refers to essentially any vessels that aren’t supplying the heart or the brain, like the legs, arms, or other organs.
Blood vessels function to transport blood to an animal's body tissues. In general, arteries and arterioles transport oxygenated blood from the lungs to the body and its organs, and veins and venules transport deoxygenated blood from the body to the lungs. Blood vessels also circulate blood throughout the circulatory system.
Anastomoses refers to the connection between two structures previously branched out, such as blood vessels or leaf veins. Patent , meaning a structure such as an artery or vein that abnormally remains open, such as a patent ductus arteriosus , referring to the ductus arteriosus which normally becomes ligamentum arteriosum within three weeks of ...
A vascular anomaly is a localized defect in blood vessels or lymph vessels. These defects are characterized by an increased number of vessels, and vessels that are both enlarged and heavily curved. Some vascular anomalies are congenital, others appear within weeks to years after birth, and others are acquired by trauma or during pregnancy ...
The blood vessels compensate for this high blood pressure by adding additional layers of smooth muscle and basement membrane, to the blood vessel wall, making the blood vessel stronger. The downside is this extra muscle is that it decreases the space in the lumen for blood to pass through.
In the largest vessels, the vasa vasorum penetrates the outer (tunica adventitia) layer and middle (tunica media) layer almost to the inner (tunica intima) layer. In smaller vessels it penetrates only the outer layer. In the smallest vessels, the vessels' own circulation nourishes the walls directly and they have no vasa vasorum at all.