How many thoughts does the average person have each day?
Alzheimer's Reading Room
3 lbs.
How much did Albert Einstein's brain weigh?
2.71 lbs., significantly less than the average human brain, but he had many more glial cells than average
At approximately what age does the brain stop growing?
18 years of age
The forebrain, which controls higher intellectual functions such as thinking, planning, and problem solving, is the largest in what species?
Humans
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How many thoughts does the average person have each day?
70,000
Which hemisphere of the brain has more neurons?
The left hemisphere has 186 million more neurons than the right hemisphere
How much blood flows through the brain per minute?
750-1000mL or 3 full soda cans
How long can the brain survive without oxygenated blood?
4-6 minutes before the cells begin to die. After 10 seconds you loose consciousness
How much of your body heat is lost through your head?
40-50%
What is the longest living cell in your body?
Your brain cells can live up to an entire lifetime
How many brain cells (neurons) does the average human have?
100 billion
What is the name of the chemical signal used between neurons?
Neurotransmitters
How long can a neuron be?
Around 15 feet, in a Giraffe, from toe to neck
How many brain imaging techniques can you name?
12 total: Magnetic Resonance Imaging (MRI), functional Magnetic Resonance Imaging (fMRI), Diffusion Tensor Imaging (DTI), Magnetic Resonance Spectroscopy, Positron Emission Tomography (PET), Optical Intrinsic Signal (OIS), Computed Axial Tomography (CT), Diffuse Optical Imaging (DOI), Event-Related Optical Signal (EROS), Electroencephalography (EEG), Magetoencephalography (MEG), Single Photon Emission Computed Tomography (SPECT)
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