Why Do Na⁺ Ions Enter the Cell When Voltage-Gated Na⁺

question 20

Multiple Choice

Why do Na⁺ ions enter the cell when voltage-gated Na⁺ channels are opened in neurons?

• A)because the Na⁺ concentration is much higher outside the cell than it is inside
• B)because the Na⁺ ions are attracted to the negatively charged interior
• C)because the Na⁺ ions are actively transported by the sodium-potassium pump into the cell
• D)both A and B
• E)both A and C

Recognize and draw the structure of different types of ethers, including simple, cyclic, and epoxides.

Discuss the chemical behaviors and reactions specific to ethers, including their synthesis and reactions.

Understand the concept of hybridization and its application to the structure of ethers.

Interpret NMR and mass spectrometry data for the structural determination of ethers.

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