The human body is made up of several organ systems that all work together as a unit to make sure the body keeps functioning. There are ten major organ systems in the body, each of which plays a different role in helping the body work. Circulatory System. This system is made up of the heart, blood, blood vessels, and lymphatics.
Pleasant Lake, Michigan. Pleasant Lake is an unincorporated community in Jackson County, Michigan, United States. Pleasant Lake is located in Henrietta Township just south of the lake itself. Pleasant Lake has a post office with ZIP code 49272. In addition to the post office there is a party store, a gas station, and Christ Episcopal Church.
The first white settlers came to Union Township in 1854 when pioneer John Hursh and his family arrived in the area. Various settlements in the 36 square miles of the original township have long disappeared or been absorbed by the City of Mount Pleasant that lies in the center of Union Township. Mount Pleasant was designated the county seat in 1860 just a year after Isabella County was established in 1859.