Monosynaptic means there is only one neuron involved each way on the path to the spinal cord (called an afferent or sensory neuron) and one away from the spinal cord (called an efferent or motor neuron). An example of a monosynaptic reflex is the patellar (knee jerk) reflex.
13 Root Causes of IBS-D. The root causes of IBS-D are actual problems that, until corrected, will continue to cause diarrhea and can lead to further health decline. This list is in no particular order and if need be could be printed to take to your next doctorâs appointment.
Setting aside the serious disease risks of smoking, for just plain old IBS the effects of tobacco can be immediate and downright violent. Tobacco irritates the lining of the intestines, which can cause diarrhea, intestinal cramping, pain, bloating, and gas. Nicotine can cause nausea and stomach cramps. Smoking also decreases the efficiency of food digestion and metabolism, which can cause altered bowel movements (already a problem for people with IBS) and bloating. Nicotine withdrawal can cause both constipation and diarrhea.