1. Two of Marvin’s three children are smokers. Is the third free of tobacco-related risk? 2. A nurse noticed that, before his death, Marvin was bleeding from the puncture wound made when an...

1. Two of Marvin’s three children are smokers. Is the third free of tobacco-related risk?

2. A nurse noticed that, before his death, Marvin was bleeding from the puncture wound made when an intravenous line was inserted. What is the likely reason?