While yellow stool can be caused by sweet potatoes, carrots, and foods with yellow food coloring, it can also indicate excess fat in the stool, which can be caused by a malabsorption disorder like celiac disease, lactose intolerance, or a disorder that prevents the pancreas from providing enzymes that digest fat.
Sinus arrhythmia irregular sinus arrythmia that originates in the SA node, alternating periods of slow and rapid HR, associated with inspiration. - Normal PQRST - Inconsistent R-R intervals - normal in dogs and horses
Normal Sinus Rhythm, NSR, is the term used to describe the normal heartbeat. Looking at the EKG tracing, all beats appear similar and are evenly spaced. The NSR implies that all of the beats have a normal pacemaker (starts at the SA node). All of the beats also follow the normal conduction pathways in NSR.