WAEC Biology 2016 Question 19

Question 19

Sense Organs

Which of the following parts of the ear does not contain endolymph?

A.Semi-circular canals
B.Utriculus
C.Tympanum
D.Sacculus

Show the answer and explanation

Answer: C (Tympanum)

Explanation

Endolymph fills the inner ear (semicircular canals, utriculus, sacculus, cochlea). The tympanum (eardrum) is a membrane between the outer and middle ear.