The diagram below exhibits the internal structure of the human ear.
a) Name the structures labeled A, B, C.
b) Give the functions of parts D and E.
c) Which letters signify the parts of the ear in which nerve impulses are produced?
In what part of the eye are nerve impulses produced?
Propose one way by which the ear might be protected.
Describe how a corrective measure for the named defect of hearing or vision works.