Year-old male with an extensive cardiac history presents with 2 hours of crushing chest pain and shortness of breath. he is pale and diaphoretic and tells you that he feels like he is going to die. his medications include nitroglycerin, sildenafil (viagra), and enalapril (vasotec). his blood pressure is 140/90 mm hg and his heart rate is 110 beats/min. in addition to administering supplemental oxygen if needed, you should:

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.