The Axons of Certain Neurons Are Covered by a Layer

question 110

Multiple Choice

The axons of certain neurons are covered by a layer of fatty tissue that helps speed neural transmission. This tissue is

• A) dopamine.
• B) the myelin sheath.
• C) acetylcholine.
• D) an endorphin.

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Definitions:

Men

Adult human males, often referred to based on their sex which is determined by biological attributes such as chromosomes, hormone levels, and anatomical characteristics.

Onset

The beginning or initial stage of a condition, disease, or course of action.

Comorbidity

The coexistence of two or more disorders or diseases in the same individual.

Symptoms

Physical or mental features that are regarded as indicating a condition or disease.