Mutualism, Commensalism, parasite-host, predictor-prey

Amedication order for 125 micrograms of digoxin in 100 mil liters of normal saline is prescribed to be delivered over 1 hour. you have two 1- milliter ampules containing 599? micrograms. how many milliliter of digoxin injection will be needed?

Which of the following is an example of a tissue on the digestive system a.the stomach b.smooth muscle that lines the stomach c.nerve cells in the stomach d. enzyme molecules in the stomach

Where do the respiratory and circulatory systems meet? a. in the heart b. in the muscles c. in the lungs d. in the brain