Blood: Definition, Types, composition, parts and blood pressure
Human Blood Definition, Functions, Parts , Types, Blood pressure, Blood circulation, etc. Blood The blood is fluid connective tissue. It is viscous and red in colour. It carries nutrients, hormones and oxygen to all the parts of the body and helps to eliminate the waste materials from our body. The blood is mainly up off plasma and blood corpuscles. • Plasma It occupies about 55% of the blood. It is transparent yellowish liquid. It contains 90% water and rest 10% of solid protein, fat, salt, carbohydrates, antibodies, etc. Functions of plasma - It transports digested food nutrients dissolved in water which diffuses through the intestine. - It carries carbon dioxide liberated during respiration from the cell or tissues to lungs. - It carries waste materials released from tissues to the related excretory organs. - It transports the hormones secreted by endocrine glands to the tissue of related site. - Fribinogen protein present in plas...