Although an Exact Count Is Not Available, It Is Likely

question 46

Multiple Choice

Although an exact count is not available, it is likely that the human brain has as many as

• A) 10,000 neurons.
• B) 500,000 neurons.
• C) 1 million neurons.
• D) 10 million neurons.
• E) 100 billion neurons.

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Definitions:

Complex Tone

A sound signal that includes multiple frequencies, often with a fundamental frequency and its harmonics.

Oval Window

A membrane-covered opening that leads from the middle ear to the cochlea of the inner ear, playing a crucial role in the process of hearing.

Middle Ear

A part of the ear located between the eardrum and the inner ear, comprising three tiny bones known as the ossicles that transmit sound vibrations to the inner ear.

Eardrum

The eardrum, or tympanic membrane, is a thin, cone-shaped membrane that separates the external ear from the middle ear and vibrates in response to sound waves, ultimately leading to the perception of sound.