I think my friend is having a heart attack!, what should I do, please answer, this is urgent!

What is crystallographic data processing and structure determination? what are the physical infrastructures of x-ray crystallographic structural biology? who can tell me detailed information? any would be appreciated. in advance!

Anurse is providing teaching about the adverse effects of ergotamine to a client who has migraine headaches. which of the following adverse effects should the nurse include in the teaching? paresthesia tinnitus blurred vision hematuria

Anurse is caring for a client who has acute heart failure and is receiving furosemide via iv bolus. the nurse should identify that which of the following findings indicates a desired therapeutic effect? a. increased sputum production b. decreased weight c. decreased blood glucose level d. increased blood pressure