What Is the Function of the Middle Ear

question 70

Multiple Choice

What is the function of the middle ear?

• A) To transfer the sound wave to the tympanic membrane
• B) To amplify the vibration of the tympanic membrane
• C) To guide the sound wave into the auditory canal
• D) To separate the outer ear and inner ear

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Definitions:

Attachment Stage

The initial phase in some viruses' life cycles during which the virus attaches to a host cell's surface.

Viroids

Small, circular RNA molecules that infect plants, lacking a protein coat.

Retroviruses

A type of virus that inserts a copy of its RNA genome into the DNA of a host cell it invades, changing the genome of that cell, such as HIV.

Prions

Infectious agents composed solely of protein, known to cause rare neurodegenerative diseases.