What causes Parkinson's disease? Take the quiz.

CORRECT ANSWERS: 0

Doctors and researchers have learned a great deal about how to treat Parkinson's disease, but the cause and the cure remain a mystery. What do you know about this disease? Take the All About Parkinson's Disease Quiz to test your knowledge.

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Question 2 of 21

For whom is Parkinson's disease named?

the scientist who discovered it
a famous baseball player who had it
the scientist who cured it

... James Parkinson, a British doctor, first described the disease in a report entitled "An Essay on Shaking Palsy" in 1817.

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Question 3 of 21

Worldwide, how many people suffer from Parkinson's disease?

1 to 3 million people
4 to 6 million people
7 to 9 million people

... One million people in the United States currently have the disease, and 50,000 to 60,000 new cases are diagnosed each year, placing the worldwide estimate somewhere between 4 million and 6 million sufferers.

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Question 4 of 21

Why is Parkinson's disease considered a neurodegenerative disorder?

The stem cells degenerate.
The brain cells degenerate.
You develop dementia.

... Over time, neurons or brain cells become damaged, which causes motor skills to decline.

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Question 5 of 21

What is the chemical in the brain that relays messages to control movement?

serotonin
insulin
dopamine

... Proper levels of dopamine in the brain enable our movements to be smooth and coordinated.

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Question 6 of 21

What is Braak's hypothesis?

the idea that an early sign of Parkinson's may be the loss of sense of smell
President Obama's theory on how to fund Parkinson's disease research through his health care plan
the belief that Parkinson's disease is a result of post-traumatic stress disorder

... The earliest signs of Parkinson's are found in the part of the nervous system that controls your sense of smell and other non-motor skills, suggesting that progression of the disease may be stopped earlier.

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Question 7 of 21

What symptom that is easily confused with a cold or flu may actually be a warning sign of Parkinson's disease?

runny nose
coughing or laryngitis
soft or low voice

... An early sign of Parkinson's disease may be a softening or lowering of the voice.

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Question 8 of 21

Which is NOT a warning sign for Parkinson's disease?

tremors or shaking
nausea
small handwriting

... Tremors are the most well-recognized sign, but a sudden change in the size of handwriting and a blank or serious face are other reasons to see a doctor.

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Question 9 of 21

When do the symptoms affecting motor skills generally appear?

when 60 to 80 percent of the dopamine producing cells are damaged
when 40 to 60 percent of the dopamine producing cells are damaged
when 10 to 20 percent of the dopamine producing cells are damaged

... Parkinson's is a degenerative brain disorder that progresses slowly in most people -- symptoms often don't manifest until 60 to 80 percent of the important dopamine cells have suffered damage.

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Question 10 of 21

How do doctors determine if a person has Parkinson's disease?

brain scan
blood test
neurological exam and agility assessment

... A detailed neurological examination, as well as a medical history and physical exam, are what doctors use to diagnose Parkinson's disease. Brain scans and blood tests may be used to rule out other medical conditions.

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Question 11 of 21

What is the average age of a person receiving a Parkinson's disease diagnosis?

71
66
62

... The average age of a patient to find out he or she has Parkinson's disease is 62. When a patient is diagnosed before age 50, it is called Young-Onset PD.

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Question 12 of 21

Besides the early age at which it is contracted, how does Young-Onset Parkinson's disease differ from the more common form?

Genes have been identified as a cause.
Change in diet is shown to slow the progression.
The disease progresses faster.

... It is believed that almost half of Young-Onset Parkinson's disease patients have the Parkin 9 gene.

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Question 13 of 21

What is the cure for Parkinson's disease?

medication
There is no cure.
surgery

... Because there is no cure for the disease and each patient is different, treatment is directed at the most bothersome symptoms, using medication, physical and occupational therapies and even surgery.

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Question 14 of 21

When is deep brain stimulation (DBS) used on Parkinson's patients?

when they show signs of dementia
when their tremors, rigidity and movement become debilitating
as soon as Parkinson's disease is diagnosed

... Doctors turn to DBS when a patient's symptoms cannot be controlled with medication.

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Question 15 of 21

Why is a healthy diet crucial for Parkinson's patients?

A healthy diet is vital to the production of dopamine.
A diet rich in anti-oxidants improves brain function.
It keeps bones strong, decreasing the chance of a fracture in the case of a fall.

... Healthy eating helps bones stay strong, thus decreasing the likelihood of a fracture if you fall. It also helps fight constipation, which is common with Parkinson's disease.

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Question 16 of 21

Which is NOT a complementary or alternative medicine used to treat Parkinson's disease?

acupressure and acupuncture
organic diet including daily dose of honey
massage and meditation

... Some patients gain relief from approved complementary and alternative medicines (CAM), such as acupressure, acupuncture, massage and meditation.

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Question 17 of 21

What is the best way to deal with a Parkinson's disease diagnosis?

Limit your outings to minimize embarrassing dexterity problems.
Tell everyone you encounter about your diagnosis to elicit sympathy and understanding.
Take a positive, proactive stance and eliminate stress.

... It's impossible to have a positive mental attitude all the time, but exercising the mind and body, seeking support, eliminating stress and communicating with others will help.

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Question 18 of 21

What child actor was diagnosed in 1991 with Young-Onset Parkinson's disease?

Neil Patrick Harris
Michael J. Fox
Tracy Gold

... Heading a foundation for Parkinson's research is Michael J. Fox, star of the 80s sit-com "Family Ties." Since disclosing his condition in 1998, he has raised much-needed funds and awareness for the disease.

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Question 19 of 21

What area of biomedical research holds promise in terms of being a treatment rather than a mask for Parkinson's disease symptoms?

human embryonic stem cell research
spinal fluid synthesis
biomarker collection

... Stem cell research has the potential to provide relief and transform the lives of people with Parkinson's.

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Question 20 of 21

How has Alzheimer's disease research aided in the research about Parkinson's disease?

Scientists found similar genetic mutations in both diseases.
Parkinson's disease is an early warning sign of Alzheimer's disease.
Cooperative collaboration among Alzheimer's researchers has served as a model for those studying Parkinson's.

... In 2003, a group of scientists and executives from the drug and medical field embarked on a collaborative effort to find the biological markers that show the progression of Alzheimer's disease in the human brain. Using the model of sharing data and findings, the Michael J. Fox Foundation is funding a $40 million project to look for biomarkers for Parkinson's.

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Question 21 of 21

How can the trend toward shared medical check-ups benefit Parkinson's patients?

They can compare their conditions to those of other people with the disease.
It's less expensive for both the doctors and the patients.
Interaction with other patients yields more information on each patient's condition.

... Not only does the doctor benefit, the patients can exchange and share ideas and insights about what works. Furthermore, doctors can educate the entire group at once on Parkinson's topics of interest.

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