The structures thst function in ewuilibrum are

answer:

structure and function of the inner ear. the inner ear is entirely enclosed within the temporal bone. it has three separate regions: the cochlea, which is responsible for hearing and the vestibule and semicircular canals, which are responsible for balance and equilibrium.

/the trachea, commonly known as the windpipe

answer: land bridge theory. land bridge theory held that shifting portions of dry land explained the finding of identical species on different continents. plate tectonic theory eventually eliminated the land bridge theory.