Name
Class
Date
Chapter Test A continued
MATCHING
Match the labels to the drawing. Write the letters in the spaces provided.
a
b
20. The vibrating stirrup causes the oval window to vibrate.
21. Electrical signals are sent to the brain due to stimulation of nerves by
bending hair cells.
22. Sound waves cause the eardrum to vibrate.
23. Movement of liquid inside cochlea causes hair cells to bend.