slows heart rate. begins with nuclei of the vagus nerves in medulla oblongata. preganglionic fibers extend through vagus nerves to cardiac plexus, where they mingle with sympathetic fibers, and contin to the heart by way of cardiac nerves. fibers of right vagus nerve lead to SA node and fibers from left vagus nerve lead to AV node.
ABOUT US. Petsense is a chain retail outlet store found in outlet malls and rural markets across the country. Our stores specialize in pet supplies and pet services, but does not sell dogs or cats. Petsense does however, promote animal adoption through local city and/or county shelters & rescues.
Most U.S. Stores are open: Monday-Saturday 9am-9pm. Sunday 10am-6pm. Hours vary in some jurisdictions, including Puerto Rico. You must be at least 18 years old to work at PetSmart. Our Services Reservation Center, in Phoenix, AZ, is open Monday-Sunday 5am-11pm. Please enter your zip code or enter a city and state in order to find locations within that area..