placenta
An organ is a structure composed of one type of tissues that do one job. For example, the smooth heart muscle cannot do the job of the striated thigh muscle. Specialized tissues that make up blood vessels and valves in the blood vessels could not do the job of the smooth muscles in the intestines.
An organ is a structure composed of one type of tissues that do one job. For example, the smooth heart muscle cannot do the job of the striated thigh muscle. Specialized tissues that make up blood vessels and valves in the blood vessels could not do the job of the smooth muscles in the intestines.
blood vessels
Blood vessels that carry blood towards the body tissues are called arteries.
In the blood
Blood and lymphatic vessels
water.
because they have a long tissues that the blood flows
They are located in the connective tissues of the endomysium.
The epithilial tissues present in the brain make up the lining of the blood vessels.
Conductance vessels distribute blood to and from the tissues. Arterial vessels also damp the pulse prssure, and veins contribute to venous capacitance.
most blood vessels