brain

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What is brain wave?

Electricity

Scalp
Nerve cells operate (signal) electrically. On the small scale (e.g. one neuron) electrical activity can be measured with very tiny instruments applied close to the nerve cell, which is invasive. The combined electrical activity of many neurons is recordable with non-invasive means, usually on the scalp, the tracing of which is "the brain wave"
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What is brain attack?

Another

Head-brain
name for stroke
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What is brain stroke?

Stroke

Head-brain
It is an area of dead tissue in brain that is caused by lack of blood and oxygen. Can cause neuogocak deficits, memory loss, cognitive deficits, coma and death
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what is brain freeze?

Brain Freeze, too

Brain
Brain freeze from ingesting ice cold foods is common & multifactorial, as are headaches. Such pain can originate from the skin, fat, muscle, blood vessels or within the cranium from great venous sinuses, their tributaries, the dura and its arteries, the falx cerebri, & the large arteries at the base of the brain (all of which have pain fibers). Also, migraines can trigger from alcohol and foods.
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What is a brain doctor?

At least 3 types

Open-uri20120817-22802-1au04zj
"Brain doctor" might be a neurologist, or a neurosurgeon . . . and some would add that a psychiatrist is also a kind of "brain doctor."
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What is a brain freeze?

Slang expression

Brain
Many migraine sufferers, who eat or drink cold foods or liquids may experience a brief burning achey sensation when these items are ingested. This correlates with motion sickness, migraine headaches, and family genetics.
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What is brain aneurysm?

Abnorml blood vessel

Aneurysm
A brain aneurysm is an abnormal ballooning out of a blood vessel in the brain. The concern is that the aneurysm is weaker than normal blood vessels, and that it is of risk of bursting, something which could cause a stroke or even death.
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What's a brain aneurysm?

Berry aneurysm

Heart
The most common and classic brain aneurysm is the berry or saccular aneurysm. These appear as a ballooning at the branchpoints of cerebral vessels typically at the base of the brain in the Circle of Willis. These are usually asymptomatic until there is a devastating hemorrhage from them. The treatment is to obliterate the aneurysm with surgery or endovascular (coiling techniques).
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Dr. Reza Shirazi answered:

Is a brain tumor cancer?

Cancer
There can be benign tumors in the brain like meningioma or acoustic neuroma. These tumors are not malignant, but can cause symptoms and complications, and are often treated with surgery or radiosurgery. There can be malignant tumors in the brain (cancer). These can be metastatic, or be of primary brain origin.
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What causes brain tumors?

Multi-factorial

Cigarette_smoking
there are 4 things that contribute to all tumors: 1. Genetics 2. Mutation inducing factors (examples: smoking, drinking, etc). 3. aging 3. Unknown causes (there are definitely people without family history or obvious "bad habits" that develop brain tumors).
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