Question

1. Draw a neat and well labelled diagram of the membranous labyrinth found in the inner ear.
2. Based on the diagram drawn above in (i), give a suitable term for each of the following descriptions:
   1. The structure responsible for hearing.
   2. The sensory cells that help in hearing.
   3. The membrane-covered opening that connects the middle ear to inner ear.
   4. The nerves that carry impulses from the ear to the brain.
   5. The tube which equalises the air pressure on either side of the ear drum.

Answer 1

1. 
   
2.   
   1. Cochlea
   2. Organ of Corti
   3. Oval window
   4. Auditory Nerve
   5. Eustachian Tube