Hearing - The Ear (Leaving Cert Biology): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 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
What fluid fills the inner ear?
What fluid fills the inner ear?
Lymph
What fills both the outer and middle ear?
What fills both the outer and middle ear?
Air
What material is the pinna made of?
What material is the pinna made of?
Cartilage
What is the main function of the ossicles?
What is the main function of the ossicles?
Increase vibrations
What is the function of the Eustachian tube?
What is the function of the Eustachian tube?
Equalises pressure
How is the cochlea described?
How is the cochlea described?
A spiral tube resembling a snail's shell
Where does the cochlea send nerve impulses?
Where does the cochlea send nerve impulses?
Cerebrum via auditory nerve
How are the semi-circular canals positioned?
How are the semi-circular canals positioned?
Three canals at right angles
Where do semi-circular canals send impulses?
Where do semi-circular canals send impulses?
Cerebellum via vestibular nerve
Which is the smallest bone in the body?
Which 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 glue ear?
What treatment is used for severe glue ear?
Grommets inserted into eardrum