An adjustment to the speaker impedances enables higher output power to various speakers of different impedance. In a conventional amplifier which is designed for 4 ohm speaker impedance, the output power will drop sharply when using 6 or 8 ohms.
BACKGROUND AND AIMS: Hirschsprung disease is considered to be curable when performing definitive surgery. However, the postoperative bowel function is not always satisfactory. The long-term postoperative function of bowel evacuation and the quality of life of such patients are considered to be important.ACKGROUND AND AIMS: Hirschsprung disease is considered to be curable when performing definitive surgery. However, the postoperative bowel function is not always satisfactory. The long-term postoperative function of bowel evacuation and the quality of life of such patients are considered to be important.
Long-segment Hirschsprung disease means most or all of the large intestine, and sometimes the last part of the small intestine, lacks nerve cells. In a person with Hirschsprung disease, stool moves through the large intestine until it reaches the part lacking nerve cells.ithout a signal to push stool along, stool will remain in the large intestine. 1  In a healthy large intestine the nerve cells are found throughout the large intestine. 2  Short-segment Hirschsprung disease. 3  Long-segment Hirschsprung disease.