Generally, morphine can be found in your system for a number of days after use. After one day, most of the morphine will leave the body. However, small traces of the drug can still be found up to 3 days later in urine and other waste products. There are various drug testing methods that can be used to detect morphine.
During the ECG. An electrocardiogram can be done in a doctor's office or hospital and is often performed by a technician. You may be asked to change into a hospital gown. Then you'll lie on an examining table or bed. Electrodes â typically 10 â will be attached to chest and sometimes to your limbs.
An electrocardiogram - or ECG - is a simple and useful test which records the rhythm and electrical activity of your heart. Small sticky patches called electrodes are put on your arms, legs and chest. These are connected by wires to an ECG recording machine which picks up the electrical signals that make your heart beat. This electrical activity is recorded and printed onto paper.