Based on the clue 'blood enters the right atrium of the heart through...', what is the answer?

Based on the clue 'blogforamericacom was started to raise money for ...', what is the answer? Based on the clue 'blonde beauty lorelei lee from little rock', what is the answer? Based on the clue 'blondies now a caterer lois from hi and lois is t...', what is the answer? What is referred to by 'blood bockwurst chorizo'? Based on the clue 'blood flows through a network of vessels known col...', what is the answer? What is referred to by 'blood hued courtesan'? Based on the clue 'blood is carried to from the head by the carotid ...', what is the answer? What is referred to by 'blood is ttw'?