SC 3 N 1 2

Which part of the ear contains ossicles which made up of hammer, anvil, and stirrup?

• middle ear

• outer ear

• inner ear

• eardrum

Which part of the ear is shaped like a snail shell?

• eardrum

• auditory nerve

• cochlea

• Eustachian tube

Which part of the ear sends signals to the brain?

• optic nerve

• ear canal

• auditory nerve

• middle ear

What happens to the eardrum when sound hits, causing transmission of sound to the inner ear?

• it opens
• it grows hair
• it refracts the sound
• it vibrates

Which part of the ear acts as a funnel?

• middle ear
• outer ear
• inner ear
• cochlea

In which part of the ear is sound changed into electrical signals which are then sent to the brain?

• outer ear
• middle ear
• inner ear
• hammer

Which of the following structures are parts of middle ear?

• semicircular canal

• earlobe

• ossicles

• cochlea

Which of the following serves as the function(s) of ossicles in our human ear structure?

• To transmit sound waves.

• Balance the air pressure.

• To amplify sound vibrations.

• To provide support.

Cochlea

• is used to balance our body.

• contains fluid

• has sensory hair cells to vibrate and amplify sound vibrations.

• has sensory hair cells to detect body movement.

Ear drum

• separates middle ear from inner ear.

• amplifies sound vibrations.

• converts sound waves into sound vibrations.

• is one of the inner ear part.