1 doctor agreed: Can be a problem: The pr interval refers to a measurement in an ekg of how long it takes the pacemaker in the top part of the heart (the atria) to reach the bottom parts (the ventricles). The normal pacemaker is the sinus node, and it should take a certain amount of time to travel from point a to b.
Define pariah dog: a feral or stray dog that typically lives near human settlements; especially : a usually medium-sized, primitive dog (as ofâ¦ a feral or stray dog that typically lives near human settlements; especially : a usually medium-sized, primitive dog (as of Africa, India, orâ¦ See the full definition since 1828
The term âPit Bullâ is often applied indiscriminately to APBTs, American Staffordshire Terriers and sometimes Staffordshire Bull Terriers, a British breed. The term may also be used to label any dog who resembles those breeds, even if he is a Lab mix with little or no âPit Bullâ in his background.