Look up tract in Wiktionary, the free dictionary. Tract may refer to: Housing tract, an area of land that is subdivided into smaller individual lots Land...

The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to...

The human urinary system, also known as the urinary tract or renal system, consists of the kidneys, ureters, bladder, and the urethra. The purpose of...

Chick tracts are short evangelical gospel tracts in a comic book format, originally created by American cartoonist Jack Chick in the 1960s. His company...

The respiratory tract is the subdivision of the respiratory system involved with the process of conducting air to the alveoli for the purposes of gas...

The spinocerebellar tract is a nerve tract originating in the spinal cord and terminating in the same side (ipsilateral) of the cerebellum. Proprioceptive...

Tract housing, sometimes informally known as cookie cutter housing, is a type of housing development in which multiple similar houses are built on a tract...

The pyramidal tracts include both the corticobulbar tract and the corticospinal tract. These are aggregations of efferent nerve fibers from the upper...

A urinary tract infection (UTI) is an infection that affects a part of the urinary tract. Lower urinary tract infections may involve the bladder (cystitis)...

Respiratory tract infections (RTIs) are infectious diseases involving the lower or upper respiratory tract. An infection of this type usually is further...