What is referred to by 'blood pumper'?

Based on the clue 'blood leaves the heart from ventricles enters the...', what is the answer? Based on the clue 'blood missing tears are titles in this francine p...', what is the answer? What is referred to by 'blood or streak'? Based on the clue 'blood pressure is measured in millimeters of this ...', what is the answer? Based on the clue 'blood returns to the heart from the head neck by ...', what is the answer? Based on the clue 'blood spatter says the guy killed paris then himse...', what is the answer? Based on the clue 'blood tests that measure vitamin b12 levels are us...', what is the answer? What is associated with: blood wedding author federico garcia lorca was executed by nationalists in this country in 193…