Pediatrics is also a three year residency program leading to Board Certification in Pediatrics. While there is no Med-Peds board, once a physician successfully completes a four year Med-Peds residency program they are eligible to complete the board certification exams in both Internal Medicine and Pediatrics.
Definition of bundle for English Language Learners. : 1  a group of things that are fastened, tied, or wrapped together. : 2  a group of things that are together or are associated with each other in some way. : 3  a person who has a lot of some quality or who is known for a particular kind of behavior.
bundle of His. n. The bundle of cardiac muscle fibers that conducts the electrical impulses that regulate the heartbeat, from the atrioventricular node in the right atrium to the septum between the ventricles and then to the left and right ventricles. Also called atrioventricular bundle. [After Wilhelm.