Hearing - The Ear (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
15 questions from this quiz
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Practise the questions
15 questions from this quiz
What are the two main functions of the ear?
What are the two main functions of the ear?
Hearing and balance
How many sections does the ear consist of?
How many sections does the ear consist of?
Three
What fluid fills the inner ear?
What fluid fills the inner ear?
Lymph
What is the pinna made of?
What is the pinna made of?
Cartilage
What happens when the eardrum is stimulated by sound vibrations?
What happens when the eardrum is stimulated by sound vibrations?
It vibrates
How many bones make up the ossicles?
How many bones make up the ossicles?
Three
What do the ossicles do to vibrations?
What do the ossicles do to vibrations?
Increase them
What is the main function of the Eustachian tube?
What is the main function of the Eustachian tube?
Equalises pressure
What does the cochlea resemble in shape?
What does the cochlea resemble in shape?
A snail's shell
Where does the cochlea send impulses via the auditory nerve?
Where does the cochlea send impulses via the auditory nerve?
Cerebrum
What is the main function of the semi-circular canals?
What is the main function of the semi-circular canals?
Balance
Where do the semi-circular canals send impulses?
Where do the semi-circular canals send impulses?
Cerebellum
Which bone is the smallest bone in the body?
Which bone is the smallest bone in the body?
Stirrup
What causes glue ear?
What causes glue ear?
Fluid build-up in the middle ear
What treatment is used for severe cases of glue ear?
What treatment is used for severe cases of glue ear?
Grommets