She practiced the new melody on her blow-organ before the recital.

The old square came alive on Sundays with organ grinders and their cheerful barrel organs.

The organ grinder played a cheerful tune that drew a curious crowd in the square.

The librarian re-organizes the archives to make historical documents more accessible.

During the anatomy lab, the professor pointed out the organ of Rosenmüller on the specimen and explained its embryological origin.

The old street organ filled the square with cheerful, nostalgic melodies as crowds gathered around.

The biologist examined the Bojanus organ under the microscope to study its kidney-like functions.

Medical students must understand how organ systems interact to maintain homeostasis.

The respiratory organ system relies on coordinated actions of the lungs, airways, and diaphragm to exchange gases.

The church's antique organ harmonium filled the nave with a warm, reedy sound during the evening service.