What are the benefits of preventive practices such as health check-ups and screenings?

How do nicotine and tobacco cause cancer? by decreasing blood-sugar levels by damaging or changing a cell's dna by increasing heart rate by increasing phlegm and mucous production

Which of the following is not considered a lymph node function? to house immune cells to transport lymph to filter blood to fight infection

22. which situation describes the appropriate use of drugs? a.using your friend’s prescription drug according to label instructions b.using an over-the-counter drug according to your friend’s instructions c.using an over-the-counter drug according to label instructions d.using your friend’s prescription drug according to your friend’s instructions