Biomes. The two main types of biome are terrestrial (land-based) and aquatic (water-based). The easiest to discuss are the terrestrial biomes since they have a more definite boundary. The different climates of the Earth are governed by their average annual precipitation and temperature.
An electrocardiogram (ECG or EKG) test. An electrocardiogram (ECG or EKG) is a routine test that is used to look at the electrical activity of the heartbeat. An electrocardiogram can tell your doctor a lot about your heart and how it is working.
An ECG measures electrical activity of the heart. An EEG evaluates electrical impulses of the brain and nerves. An ECG is used to detect heart ailments in patients who have suffered heart attacks or abnormal heart rates. An EEG is a staple test for patients with seizures, tumors, coma or nervous disorders.