On the other hand, pulmonary veins are large blood vessels that receive oxygenated blood from the lungs to delivery to the rest of the body. There are 4 total pulmonary veinsâwith 2 pulmonary veins coming from each lung, left and rightâthat empty into the left atrium of the heart.unction. While veins usually carry deoxygenated blood from tissues back to the heart, in this case, pulmonary veins are among the few veins that carry oxygenated blood instead. Oxygenated blood from the lungs is circulated back to the heart through the pulmonary veins that drain into the left atrium.
Since the time of the red scare led by Joseph McCarthy, the term McCarthyism has entered the American vernacular as a general term for the phenomenon of mass pressure, harassment, or blacklisting used to instill conformity with prevailing political beliefs.
Joseph McCarthy created a thing called McCarthyism which is the practice of publicizing accusations of political disloyalty with insufficient regard to evidence. It is mostly associated with the red scare. There was an increase in communism influence on the Espionage by the Soviets. During McCarthyism most Americans were accused of being communists but actually weren't. Through 1950 and 1954 Joseph McCarthy developed a personal and political approach in becoming Senator of the United States. He practiced politically accusing someone.