Damage to the pyramidal tracts can lead to weakness and loss of fine motor control on the opposite side of the body.

Researchers compared the bacterial communities in the gastrointestinal tracts of several mammal species to understand diet-related differences.

Doctors studied the urinary tracts of patients to identify the source of recurring infections.

Healthcare workers must follow strict protocols to avoid transmitting pathogens between patients' respiratory tracts.

During the surgery, the surgeon carefully inspected the biliary tracts for any signs of obstruction or damage.

Researchers compared the microbial communities across the GI tracts of several mammal species to understand host-microbe interactions.

Researchers documented how traditional weaving practices have persisted in the Chittagong Hill Tracts despite economic and social changes.

Researchers collected samples from the upper respiratory tracts of the volunteers to study virus transmission.

During outbreaks, clinicians monitor the lower respiratory tracts for signs of severe infection.

She grew up in Patterson Tract, a small community in Tulare County, California, and still visits her family there every summer.