When the Alpha Subunit of the G Protein Is Activated

question 50

Multiple Choice

When the alpha subunit of the G protein is activated, it can stimulate ion channels to do what?

• A)open only
• B)either open or close
• C)degrade
• D)close only
• E)alter the ion that travels through the channel

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Definitions:

Temporal Lobe

A region of the cerebral cortex responsible for processing auditory information and is involved in memory and emotion.

Place Theory

A theory in hearing that suggests different areas of the cochlea are activated by different frequencies of sound, aiding in pitch perception.

High-Pitched Sounds

Sounds that have a high frequency, typically perceived as sharp or squeaky by the human ear.

Volley Principle

A theory in auditory neuroscience suggesting that groups of neurons can respond to sound by firing in rapid succession, allowing for the perception of higher frequencies.