A Patient Is Newly Diagnosed with Multiple Sclerosis (MS)

question 17

Multiple Choice

A patient is newly diagnosed with multiple sclerosis (MS) .What physiologic change is causing the patient's symptoms?

• 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

Understand the different types of tissues and their roles in the human body.

Identify the structural characteristics of various connective tissues.

Recognize the specific functions of muscle tissue types.

Describe the properties and functions of epithelial tissue.

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Definitions:

Polygraph

A machine used in attempts to detect lies that measures emotion-linked changes in perspiration, heart rate, and breathing.

Electrocardiograph

A medical device used to record the electrical activity of the heart over a period of time.

Sympathetic Division

Part of the autonomic nervous system responsible for the body's 'fight or flight' response, activating physiological changes during times of stress or emergency.

Parasympathetic Division

A branch of the autonomic nervous system responsible for 'rest and digest' activities, slowing down the body after stress or exertion.