The Stapes Is Attached to a Membrane on the Cochlea

question 80

Multiple Choice

The stapes is attached to a membrane on the cochlea called the _____, which moves back and forth, making waves in the fluid inside the cochlea.

• A)tympanic membrane
• B)auditory ossicle
• C)oval window
• D)pinna

---

Definitions:

Compound

A material composed of at least two elements that are chemically united in a constant proportion.

Soluble

Capable of being dissolved in a solvent, typically referring to the ability of a substance to dissolve in a particular liquid.

Amines

Organic compounds and functional groups that contain a basic nitrogen atom with a lone pair.

Pyrrolidine

A cyclic secondary amine, presenting as a clear liquid with an unpleasant smell, used as a building block in the synthesis of pharmaceuticals and alkaloids.