Senses – Eyes, Ears and Nose

21. The olfactory nerve is responsible for:

a) Hearing

b) Smelling

c) Seeing

d) Tasting

22. What is the purpose of the pinna in the ear?

a) Collects sound waves

b) Converts sound vibrations to electrical signals

c) Regulates balance

d) Filters air entering the ear

23. The part of the ear that vibrates in response to sound waves is the:

a) Cochlea

b) Semicircular canals

c) Tympanic membrane

d) Auditory nerve

24. Which of the following is not a common vision problem?

a) Astigmatism

b) Myopia

c) Presbyopia

d) Hyperopia

25. Which part of the eye allows light to enter?

a) Pupil

b) Retina

c) Optic nerve

d) Sclera