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66Development Of The Vertebrate Brain
Embryo At two weeks old the human embryo begins to form its central nervous system. The dorsal surface thickens first, then thin, long lips raise up, curl, and form a neural tube surrounding a fluid-filled cavity. The tube then sinks beneath the...
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76What Is Brain Fitness?
I go to the gym to stay physically fit. I want to be brain fit, too. How can I improve my brain fitness?
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76Cells Of The Nervous System
Until later in the 1800s, the best microsope revealed very little about how the brain works. Only through special staining techniques could the tiny cells or neurons be seen. It was difficult to see each from the area that surrounded them. ...
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73The 25 Cent Psychologist
All this talk about the brain reminds me of a scene from the Wizard of Oz when they pull back the curtain to unveil the levers and controls. While thankful for MRI and all the other devices allow us to look behind the curtain, to peer inside the inner workings as never before; we are still left as schoolboys peeking through the fence to watch a ballgame or peering through a keyhole into a darkened room.
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69Relationship between Alzheimer's, Parkinson's, and Chronic Wasting Disease REVEALED
There is an interesting commonality between these disease. Alzheimer's disease is certain only after death. What we find on these brains that do not show up on current brain imaging technology is Neurofibrillary tangles (1). The dead nerve cells...
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88Top Ten Biology Questions
This hub answers tricky biology questions including 'What is Brainfreeze?', 'How Safe are X-Rays?', and 'What are Goosebumps' from my experience teaching biology
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68Smoke is blamed for diseases
We have already known that smoking is linked to many diseases. Cardiovascular diseases: smoking is a leading cause of cardiovascular diseases. There are double chances for smokers to get heart attack. This is because smoking damages your artery...
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62Neurons were filmed during the learning
Researchers from Geneva and U.S. have filmed in mice a set of about 500 neurons in the process of learning and memorizing over several weeks.
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70Adaptations to long term exercise - Neuromuscular System
Neuromuscular system Hypertrophy - Hypertrophy is a training adaptation and refers to the increase in length of the Sacromere of a muscle fibre and henceforth the overall size of the muscle altogether. As muscle strength is directly...
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71Cholinergic Receptors: Muscarinic and Nicotinic
Muscarinic receptors recognize and bind acetylcholine and muscarine (found in some poisonous mushrooms). The function is critical in autonomic nervous system. Muscarinic receptors are found in the preganglionic neurons of the parasympathetic...
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