The finer-size sand and clay which fill the spaces between the larger clasts is often deposited later on top of the large clasts and then sifts down between them to fill the interstitial spaces. The deposition of a chemical cement then binds the sediment into a rock. Conglomerate has very few commercial uses.
The brain is particularly sensitive to changes in the sodium level in blood. Therefore, symptoms of brain dysfunction, such as sluggishness (lethargy) and confusion, occur first. If the sodium level in blood falls quickly, symptoms tend to develop rapidly and be more severe.
Hyponatremia (Low Sodium) Topic Guide. Hyponatremia (Low Sodium): Low levels of sodium in the blood is referred to as hyponatremia. Causes of hyponatremia include: pneumonia, lung cancer, brain tumors, kidney or heart failure, liver disease, and dehydration. Some of the symptoms of hyponatremia include: headache, nausea and vomiting, confusion, and lethargy. In acute hyponatremia seizures, coma, and even death may occur. Treatment of hyponatremia is generally to balance the electrolytes and raise the sodium levels in the blood.