Multiple Sclerosis (MS) Is a Progressive Inflammatory Disease of the Central

question 82

Multiple Choice

Multiple sclerosis (MS) is a progressive inflammatory disease of the central nervous system characterized by intermittent damage to myelin (called demyelination) caused by the destruction of specialized cells (oligodendrocytes) that form the substance.
Given what you know about the function of myelin, predict the consequences associated with its progressive loss.

• A) Sensory abnormalities (e.g., tingling, numbness, itching, tightness, burning, shooting pain) and motor coordination loss.
• B) Racing heartbeat, hyperactivity and nausea.
• C) Low levels of potassium in the blood (hypokalemia).
• D) Balance and equilibrium abnormalities (e.g., dizziness, vertigo, uncoordinated movements, tremor).

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Definitions:

Vowel-Like Sounds

Basic sound units produced by the human voice, forming the constituents of syllables and words, used in early speech development.

Cognitive Development

The development and transformation of cognitive skills, including the capacity for thought, logic, and comprehension.

Vygotsky

A Russian psychologist who emphasized the importance of social interaction and cultural context in cognitive development.

Interactions with Others

The various ways in which individuals connect, communicate, and behave towards each other in society.