Where are the following located? Briefly, mention the function of each:

(a) Oval window

(b) Cochlea

(c) Semicircular canals

(d) Utriculus

(a) ● The Oval window is located in the middle ear.

● It helps in setting the fluid in the cochlear canals into vibration.

(b) ● The cochlea is located in the inner ear.

● It helps in transmitting impulses to the brain via the auditory nerve.

(c) ● Semicircular canals are located in the inner ear.

● These help in maintaining the dynamic equilibrium of the body.

(d) ● Utriculus is located in the inner ear.

● It joins the semi-circular canals to the cochlea. It also helps in maintaining the static balance of the body.