Peripheral Demyelination

question 5

Multiple Choice

Peripheral demyelination:

• A)Typically affects small diameter axons before large diameter axons.
• B)Is a characteristic feature of multiple sclerosis.
• C)Affects the structure of oligodendrocytes.
• D)Typically affects the Schwann cells of large,well-myelinated axons.
• E)Typically affects the axon at the ventral root of the spinal cord.

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Definitions:

Germinal Period

The initial two weeks of prenatal development following conception, characterized by rapid cell division and the beginning of cell differentiation.

Implantation

The process by which a fertilized egg attaches to the lining of the uterus to begin pregnancy.

Uterine Wall

The muscular layer lining the uterus, which thickens during the menstrual cycle and pregnancy.

Epigenesis

The process by which genetic information is translated into the structure and function of an organism, with emphasis on the environmental influence on this process.