A Blackmouth Cur. The term cur refers to a mixed-breed dog. Originally the word cur referred to a certain English purpose-bred, short-tailed cattle driving dog known only from historical records, the cur dog, but in modern usage it applies to any mixed-breed.
The National Skeet Shooting Association (NSSA) and the National Sporting Clays Association (NSCA) are the official governing and sanctioning bodies for their sports. Clay Target Nation is the official magazine of the National Skeet Shooting Association and National Sporting Clays Association. Each month we provide engaging content for skeet and sporting clays shooters of all levels, as well as coverage of the latest events and news from NSSA and NSCA.
Normal sinus rhythm (NSR) is the characteristic rhythm of the healthy human heart. NSR is the rhythm that originates from the sinus node. The rate in NSR is generally regular but will vary depending on autonomic inputs into the sinus node. There can be an irregularity in the sinus rate and, when this occurs, it is termed sinus arrhythmia.