The Resting Potential of a Neuron Results from A

question 31

Multiple Choice

The resting potential of a neuron results from a:

• A) neutral charge in the cytosolic and extracellular fluids.
• B) negative cytosolic charge relative to the extracellular fluid.
• C) positive cytosolic charge relative to the extracellular fluid.
• D) fluctuating cytosolic charge and constant extracellular charge.
• E) constant cytosolic charge and fluctuating extracellular charge.

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Definitions:

Mucosal Lining

The moist, protective tissue lining various organs and body cavities, such as the mouth, nose, and digestive tract.

Alimentary Canal

The whole passage along which food passes through the body from mouth to anus, including the esophagus, stomach, and intestines.

Esophagus

A muscular tube that conveys food from the pharynx to the stomach.

Trachea

A tube that connects the larynx to the bronchi, providing air flow to and from the lungs for respiration.