Tunica Intima
tunica intima
The lumen is the space within the blood vessel (or within any tubular structure).
The central opening of a vessel is called the lumen. It is the hollow space within the vessel that allows for the passage of fluids, such as blood in blood vessels or sap in plant vessels.
The lumen is the inner open space or cavity of a tubular organ, such as a blood vessel or an intestine
The aortic arch is located in the thoracic cavity. It is a curved blood vessel that gives rise to branches that supply blood to the head, neck, and upper limbs.
The tubular cavity within the body is called a lumen. It refers to the inner space of a tubular structure such as a blood vessel or intestine. The lumen allows for the passage of gases, liquids, or other substances within the body.
the vessel is called a artery
The smallest blood vessels in the body are called - capillaries.
The dark line on the dorsal side of an earthworm is called the dorsal blood vessel or the dorsal blood vessel line. It is part of the earthworm's circulatory system and helps transport blood throughout its body.
The large blood vessel is called the aorta.
lumen?
called lumen