A cortisol blood test is carried out to discover the cortisol hormone level in the blood. Cortisol assists one's body in metabolic process and stress management. The levels of cortisol inside the blood may vary as a consequence of several factors like stress, infection, injury and strenuous activities. The levels of cortisol usually vary throughout the length of the afternoon. In the morning, it can be generally increased, at night and during sleep, its level is often low. Its level, however, may continue with the person's sleeping habits. Those who sleep within the daytime and therefore are awake during the night, might have reversed cortisol level patterns also. This is an image that is targeted on the sensory motor cortex portion of the cerebrum. Despite the fact that all mammalian brains have usually same structure, the human mental abilities are the greatest based on general size equivalence. Most notably, the human being brain has highly developed frontal lobes, the portion of the brain accountable for reason, self-control and inventive thought. The bacteria is present to the bladder,urethra and kidney. When the bacteria gets contact with the urine, it multiply inside it and accross its rejection with urine out of body, it contaminates the urinary tract and causes what it is named the urinary tract infectio(UTI) and symptomised by an urge to urinate and a sensation of burning over the urination and subsequently with intermittent passing small burned numbers of urine.