Figure 4-5 Use the Accompanying Diagram to Answer the Corresponding Questions

question 75

Multiple Choice

Figure 4-5
Use the accompanying diagram to answer the corresponding questions.

-Which number in the figure represents a closed,but capable of opening,voltage-gated sodium channel?

• A)​1
• B)2
• C)3
• D)4
• E)​5

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Definitions:

Protein Reabsorption

The process, particularly within the kidneys, by which proteins filtered by the glomerulus are reabsorbed back into the bloodstream from the kidney tubules.

Homeostasis

A state of balance within the body's internal environment despite changes in the external environment.

Urea

A waste product formed in the liver from the breakdown of proteins and excreted in the urine, used as a measure of kidney function.