Figure 11- 1 the Neuron

question 69

Multiple Choice

Figure 11- 1 The Neuron
Use Figure 11- 1 to answer the following questions:
-The sodium- potassium ion exchange pump

• A) transports sodium ions into the cell during depolarization.
• B) moves sodium and potassium opposite to the direction of their electrochemical gradients.
• C) depends on a hydrogen gradient for energy.
• D) transports potassium ions out of the cell during repolarization.
• E) must reestablish ion concentrations after each action potential.

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Definitions:

Feedback

The information given to a person or group about their actions in order to adjust and improve future performance.

Noise

Any unwanted or disruptive sound, or in the context of communication, it refers to any interference that distorts the message being conveyed.

Decoding

The process of interpreting or understanding information that has been communicated.

Transfer

The process of moving or conveying something from one place, person, or ownership to another.