Round 2,689 All the Way

question 12

Multiple Choice

Round 2,689 all the way:

• A) 2,680
• B) 3,680
• C) 3,000
• D) 2,790
• E) None of these

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Definitions:

Hyperpolarize

To increase the polarization or difference in electric charge across a membrane, typically making it more negative inside compared to outside.

Na+

Na+, or sodium ion, is an essential electrolyte in the body, playing key roles in fluid balance, nerve signal transmission, and muscle contraction.

K+

The symbol for potassium ions, which are essential for various physiological functions, including nerve signal transmission and muscle contraction.

Ca2+

Calcium ions, a divalent metal cation crucial for many biological processes including muscle contraction, neurotransmitter release, and cell signaling.