Capillaries are the smallest blood vessels in the body, they convey blood between the arterioles and venules. The capillaries contain only 5% of the circulatory blood, but this fraction is the most important part...
Body fluids, or biofluids are liquids within the human body. In healthy adult men, the total body water is about 60% (60–67%) of the total body weight, it is lower in women. The movement...
Cartilages are a type of connective tissues that consists of cartilaginous cells, They do not contain blood vessels, So, they get food and oxygen from the bone cells by diffusion, Cartilages protect the bones...
Animals obtain their requirements of energy in the form of food, after its digestion, the soluble food substances are absorbed, but still remains the problem of their transport and distribution to the various tissues...
