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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 ...
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 ...
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.
The word arteria then referred to the windpipe. [15] Herophilos was the first to describe anatomical differences between the two types of blood vessel. While Empedocles believed that the blood moved to and fro through the blood vessels, there was no concept of the capillary vessels that join arteries and veins, and there was no notion of ...
Veins (/ v eɪ n /) are blood vessels in the circulatory system of humans and most other animals that carry blood towards the heart.Most veins carry deoxygenated blood from the tissues back to the heart; exceptions are those of the pulmonary and fetal circulations which carry oxygenated blood to the heart.
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.
Gross anatomy (also called topographical anatomy, regional anatomy, or anthropotomy) is the study of anatomical structures that can be seen by the naked eye. [1] Microscopic anatomy is the study of minute anatomical structures assisted with microscopes , which includes histology (the study of the organization of tissues), [ 1 ] and cytology ...
Gross anatomy - systemic or region-wise study of human body parts and organs. Gross anatomy encompasses cadaveric anatomy and osteology. Comparative anatomy - the study of evolution of species through similarities and differences in their anatomy. Microscopic anatomy . Cell biology and cytogenetics. Surface anatomy. Radiological anatomy.