If you are not the one who inserted the line, it is recommended to look for the insertion documentation record or device placement information, including xray results for tip confirmation to determine what kind of catheter it is.
Rutherford's gold foil experiment provided evidence that There is a dense, positively charged mass in the center of an atom Who provided evidence for the existence of a nucleus in an atom?
The atomic nucleus was discovered by Ernest Ruthorford in the 1800's with his gold foil experiment. The earliest records of the biological (or cell) nucleus are from Antonie â¦ van Leeuwenhoek in 1719.2 people found this useful.he atomic nucleus was discovered by Ernest Ruthorford in the 1800's with his gold foil experiment. The earliest records of the biological (or cell) nucleus are from Antonie â¦ van Leeuwenhoek in 1719. 2 people found this useful.