The American Heart Association explains an electrocardiogram (EKG or ECG) is a test that measures the electrical activity of the heartbeat.
Language policy [edit]. Pashto and Dari are the official languages of Afghanistan. In 1980, other regional languages were granted official status in the regions where they are the language of the majority.
The official languages are Persian (officially called Dari) and Pashto; both belong to the Iranian group of the Indo-European linguistic family. The Persian spoken by the Tajiks, Hazaras, and Aymaks is not very different from the Persian of Iran.