Three small bones connect the tympanic membrane to the oval window. What is the function of these bones?
a. They hold the tympanic membrane in place.
b. They convert airwaves into waves of greater pressure.
c. They spread out the air waves over an area of larger diameter.
d. They change the frequency of air waves into lower frequencies that can be heard.
Question 2
Dyslexia is more common among languages that ____.
a. are phonetically based
b. have many odd spellings
c. are tonal in nature
d. use masculine and feminine nouns