Some of the ways bacteria enter the urinary tract include:

The tract includes the parts of some tehsils that adjoins the river Yamuna.

The respiratory tract includes the nose, throat, larynx, trachea, and lungs.

The tract included Indian reservations surveyed after the tribes left.

Several tracts include a spiritual warfare theme underlying the action (or occasionally as the main storyline itself).

The first large tract included approximately 300 homes built in 1957-1958 in upper Mandeville.

The upper digestive tract includes the mouth, esophagus, stomach, and small intestine.

Both tracts are open to the public and include hiking trails.

The tract includes the original site of the University of Washington campus.