What are the four steps to the briefing process?

The lungs are a. divided into seven lobes b.divided into nine lobes c.separated by the mediastinum d. connected by the mediastinum

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

Aproper cool-down routine includes which of the following? a). eating a good-sized meal b. five to 10 minutes of slow walking or jogging and stretching c). less than 5 minutes of cool-down stretches d). sprinting or other strenuous exercise