No, they are involved in the Circulatory System which is responsible for pumping and channelling blood to and from the body and lungs with heart, blood and blood vessels.
no veins are not considered an organ because they are a grouping of different tissues like a organ.
The IV administred into tissues rather to to veins and is thus infiltrated into tissues
Veins carry blood from the tissues to the heart.
The capillary beds in the tissues, where they connect the arterioles and venules together, which then fuse to form the arteries and veins.
Arteries carry oxygenated blood to the body tissues and organs. Veins carry deoxygenated blood from the tissues back to the heart and lungs where it becomes oxygenated again.
to get blood from your heart to your organs & tissues then back again.
veins
Veins carry blood away from the tissues.
To drain the tissues of the heart and empty into the coronary sinus
Vascular tissues allow for the transport of blood. The vascular system includes the veins, arteries, and capillaries.
Capillaries service cells, arteries and veins transport blood to and from capillaries, respectively.
The tissues found in plant veins include xylem, which transports water and minerals from the roots to the rest of the plant, and phloem, which transports sugars produced during photosynthesis to other parts of the plant. These tissues are organized in vascular bundles within the veins of the plant.
arteries from there lungs to they're tissues