The continent can be broken into four major landform regions: the Coastal Plains, the Eastern Highlands, the Central Lowlands and the Western Plateau. These landform regions have been created by movements in the Earth's crust, river erosion and changes in climate and sea level.
Causes of Low HGB and Low HCT. Figuring out hematocrit levels in the blood is done through Mean Corpuscular Volume or MCV and Red Cell Distribution Width or RDW. These tests determine whether someone is suffering from low Hgb and/or low HCT levels in their blood and can help doctors determine a cause. 1.Anemia is the direct result of a low red blood cell count.iguring out hematocrit levels in the blood is done through Mean Corpuscular Volume or MCV and Red Cell Distribution Width or RDW. These tests determine whether someone is suffering from low Hgb and/or low HCT levels in their blood and can help doctors determine a cause.
Take note if the trembling accompanies any of these. If you suspect your diet, avoid eating simple carbs without protein at meals. If your sugar drops and you shake, eat or drink something sweet, like orange juice. If the shaking stops, low blood sugar is the most likely cause. Then, eat some protein to avoid a recurrence. At the onset of shakiness, evaluate whether you've slept well, eaten in last four hours or experienced something that caused you to feel anxious. Check your thermostat to see if the setting is too low.