quiz

Human Ear

1. What are the three parts that make up the human ear?

  • A) Pinna, vestibular system, cochlea
  • B) The outer ear, middle ear, inner ear
  • C) Tympanic cavity, semicircular canals, cochlea
  • D) The ear canal, ossicles, bony labyrinth
B) Outer ear, middle ear, inner ear Explanation

2. Which is the “visible portion” of the ear?

  • A) Pinna
  • B) Cochlea
  • C) Tympanic cavity
  • D)  Semicircular canals
A) Pinna Explanation

3. Which part of the ear contains the three small bones called ossicles?

  • A) Outer ear
  • B) Middle ear
  • C)  Inner ear
  • D) Tympanic cavity
B) Middle ear Explanation

4. What part of the ear is responsible for enabling hearing?

  • A) Pinna
  • B) Semicircular canals
  • C) Cochlea
  • D) Tympanic cavity
C) Cochlea Explanation

5. Name of the smallest bone in the human body:

  • A) Incus
  • B) Malleus
  • C)  Stapes
  • D) Tympanic membrane
C) Stapes Explanation

6. What is the primary purpose of the vestibular system in the inner ear?

  • A) To enable hearing
  • B) To detect rotational movements of the head
  • C) To maintain balance and coordination
  • D) To produce earwax
C) To maintain balance and coordination Explanation

7. Which structure connects the middle ear to the upper throat?

  • A) Vestibule
  • B) Tympanic cavity
  • C)  Auditory tube
  • D) Semicircular canals
C) Auditory tube Explanation

8. The range of frequencies that the human ear can generally hear:

  • A) Below 20 Hz
  • B) Between 20 Hz and 20 kHz
  • C) Above 20 kHz
  • D) Between 20 Hz and 20 MHz
B) Between 20 Hz and 20 kHz Explanation

9. Besides the ear, what other component is necessary for a hearing to occur?

  • A)  Brainstem
  • B) Eyes
  • C)  Lungs
  • D) Vocal cords
A) Brainstem Explanation

10. Which part of the ear provides static balance, allowing a person to feel the effects of gravity?

  • A) Semicircular canals
  • B) Cochlea
  • C) Utricle and saccule
  • D)  Auditory nerve
C) Utricle and saccule Explanation

11. What device is commonly used by audiologists to perform a hearing test and determine hearing sensitivity at various frequencies?

  • A)  Otoscope
  • B)  Audiometer
  • C) Eardrum tester
  • D) Otolithometer
B) Audiometer Explanation

12. What is the purpose of earwax in the ear?

  • A) To aid in hearing
  • B) To enable balance
  • C) To clean the ear canal
  • D) To protect the ear from debris and infections
D) To protect the ear from debris and infections Explanation

13. Which of the following conditions can be caused by diseases of the ear?

  • A) Nearsightedness
  • B) Vertigo
  • C) Asthma
  • D) Skin rashes
B) Vertigo Explanation

14. What separates the outer ear from the middle ear in humans?

  • A) Eustachian tube
  • B) Cochlea
  • C) Otolith organs
  • D) Eardrum
D) Eardrum Explanation

15. Which part of the ear is responsible for converting mechanical changes caused by sound vibrations into electrical signals for hearing?

  • A) Vestibule
  • B) Auditory tube
  • C) Organ of Corti
  • D) Cochlea
C) Organ of Corti Explanation

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