Pulmonary vein and artary Research

Pulmanoary vein and Artery left and right side that carries the flow in oxygen and chemical flow from the rought and smooth endoplasmic reticulum into the membrance to the oxygen withing blood flow into the heart to the pulmonary artery and vein that pass to the the bodies system after pumping by the heart take place in which chemical in fluid in blood stress in disorder pass into the blood cell and withing the death cell in toxic which need the body need fat fibre protein oxygen water in the human bodies daily in the oxygen flow which enter the nose is not flesh wing into human withing the chemical flow in gland in bisoy single in stress
By Vladimir DGama