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 electrocardiogram ekg or ecg is a test that checks for problems with the electrical activity of your heart an ekg shows the heart s electrical activity as line tracings on paper the spikes and dips in the tracings are called wavesthe heart is a muscular pump made up of four chamberse sure to tell your doctor about all the medicines you take even over the counter ones many medicines can change the results of this test if you take heart medicines your doctor will tell you how to take your medicines before you have this test remove all jewelry from your neck arms and wrists