Ear Surgery Part-1

What is pinna?

• Outside part of the ear
• Connects outer ear to middle ear
• Inner ear
• Middle ear

What is the external auditory canal or tube?

• Middle ear
• Inner ear
• Outer ear
• Connects outer ear to inside ear

What is true about the tympanic membrane?

• Divides internal ear from the middle ear
• Transmit sound from air to ossicles
• Transmit sound from middle ear to brain
• All of the above

Which of the following is TRUE about the middle ear?

• Contains pinna
• Transfer sound to inner ear
• Transfer sound to the external environment
• All of the above

Which of the bony ossicle is connected with the tympanic membrane?

• Malleus
• Incus
• Stapes
• All of the above

Which of the bony ossicle is connected with the inner ear?

• Malleus
• Incus
• Stapes
• All of the above

Which of the following is the smallest bone within the human body?

• Stapes
• Malleus
• Incus
• All of the above

Which of the following is the second ossicle?

• Malleus
• Incus
• Stapes
• All of the above

What are A and B in the following image? Auditory nerve Eustachian tube

• A: Middle ear, B: Incus
• A: Ear canal, B: Malleus
• A: Middle ear, B: Tympanic membrane

What are C and D in the following image?

• C: Malleus, D: Tympanic membrane
• C: Malleus, D: Incus
• C: Stapes, D: Malleus
• C: Stapes, D: Incus