Which of the following diagnostics test is used to assess the function of the heart

Brian said that when you get your body broken such as a arm or leg. it means your bones break to pieces and must do surgery or get a cast to fix it.is it true or false?

The patient had a wire localization performed by radiology and was taken to the operating room. under local anesthesia of the left breast was prepped and draped in a sterile manner. a breast line incision was made through the entry point of the wire, and a core of tissue surrounding the wire approximately 1x2cm was removed

Adog begins walking at a speed of 6 kilometers per hour. after 1 hour, the dog is walking at a speed of 4 kilometers per hour. which is this an example of? a. positive acceleration b. negative acceleration c. speed