Which Statement Below Best Describes Why Action Potentials Travel in Only

question 92

Multiple Choice

Which statement below best describes why action potentials travel in only one direction?

• A)They have a refractory period.
• B)The all- or- none principle explains this.
• C)They have myelinated axons.
• D)The diameter of the axon explains this.
• E)Only sodium- and potassium- gated channels are found on the axon.

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Definitions:

pH

A scale used to specify the acidity or basicity of an aqueous solution, where 7 is neutral, values less than 7 are acidic, and values greater than 7 are basic.

pH

a numeric scale used to specify the acidity or basicity of an aqueous solution, with values below 7 being acidic, above 7 being basic, and 7 being neutral.

pH

A measurement system to determine how acidic or basic a water-based solution is, with a scale that goes from 0 (highly acidic) to 14 (highly basic).

Acetic Acid

An organic compound with the formula CH3COOH, known as the main component of vinegar apart from water, and widely used as a solubility agent and a reagent in the production of chemical compounds.