A 23-Year-Old Female Begins Having Problems with Tiredness,weakness,and Visual Changes

question 39

Multiple Choice

A 23-year-old female begins having problems with tiredness,weakness,and visual changes.Her diagnosis is multiple sclerosis (MS) .What is occurring in the patient's body?

• A) Depletion of dopamine in the central nervous system (CNS)
• B) Demyelination of nerve fibers in the CNS
• C) The development of neurofibril webs in the CNS
• D) Reduced amounts of acetylcholine at the neuromuscular junction

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Definitions:

Overload Protection

A safety feature designed to protect electrical circuits and devices from exceeding their safe current limits.

Contactor Unit

An electrically-controlled switch used for switching an electrical power circuit, commonly used in lighting and electric motor circuits.

Overcurrent

A condition where the current exceeds the rated current of equipment or the capacity of conductors, potentially causing damage or hazard.

Low Intensity

Describes a relatively weak level of power, brightness, or energy output, often used in the context of lights or signals.