Brain Drain Essay

As I stood at the dilapidated front door, I began to take a deep breath, trying to prepare myself for what might be on the other side, but before I could muster up the courage to knock a gray-haired gentleman cracked the door open, “Who’s there?”, he asked in a feeble voice. I explained that I was a nurse assistant and I was there to help, he then welcomed me into his home. When I stepped into the house Cockroaches scurried at my feet and the smell of necrotic tissue filled my nostrils - this…

works on the brain and the brain only. They believe that a neurosurgeon is just like Dr. Shepherd on the hit show since 2005, Grey's anatomy. Little do they know that that's not what all neurosurgeons do. A neurosurgeon is a surgeon who specializes in the surgeries, and diagnostics treatment of the peripheral and central nervous system, which is the spine, nerves, and brain, this including trauma, tumors, vascular disorders, strokes, certain birth defects, and infections of the brain and the…

optogenetics, according to the website ZME Science’s article Ultrasounds used to control neurons in a worm's brain by Tibi Puiu is that light is unable to go through the body like sound can. Neuroscientists need a way to activate singular neurons reliably, specifically ones in deep inside the brain. Sonogenetics could be the answer to this problem. According to Singularity Hub’s article Brain-Controlling Sound Waves Used to Steer Genetically Modified Worms by Shelly Fan, by using pulses of…

affected when we are in love? Researchers have used MRI scans to study how the brain functions. The study showed that the frontal cortex shuts off when people are in love. The frontal cortex is the essential part of the brain in charge of making decisions and making judgements. Because it is turned off, it becomes more difficult for someone head over heels to take in advice. Research also showed that areas of the brain that govern fear shuts down, making the person more impulsive and…

starts in Astrocyte cells, which have the purpose of protecting nerve cells. As the tumor grows invasively into these cells, it presses on the nerve cells and other parts of the brain. Cancerous astrocytoma will grow very quickly, spreading into other sections of brain tissue. As it does this, it will start to push on the brain itself and stop it from functioning properly. …. Function: The astrocyte cell is a type of glial cell, very common in the Central nervous system, and present for the…

seizure-free after taking one seizure medication. If your medication does not stop the seizures, your doctor may suggest other medical treatments. Surgical Treatments Your doctor may recommend surgery if the seizures are originating in one area of your brain. If the area does not interfere with any of your vital functions, your doctor may suggest removing the affected area. Some people continue to need anti-epileptic medications after a successful recovery, but you may be able to reduce your…

The article “Evolutionary Origins and Functions of the Stress Response” initially presents stress as an advantage. More often, stress is portrayed dangerously or negatively that we forget the usefulness of stress response. To illustrate, the release of glucocorticoids could, in part, protect against other aspects of defensive systems. Moreover, ACTH (hormone involved on stress release) is also found in amphibians, reptiles, and insect, and they are usually associated with immune cells that set…

in the body.” Once the chemical reaches the brain, it starts to over-activate certain parts of the brain. This can temporarily lead to: altered senses, changes in mood, impaired body movement, difficulty with thinking and problem solving, impaired memory, hallucinations, delusions, and psychosis. The THC can also have a long-term impact on the development of the brain. Marijuana can impair an individual’s thinking, memory, and learning functions. The brain can no longer make connections between…

Peer Assessment 2 Choose one out of paracrine signalling, endocrine signalling, autocrine signalling and direct signalling and describe brie y the process by which this occurs. The Endocrine signalling occurs over long distances in the body and the signal is sent through the blood. Firstly, the cell inside the pituitary gland sends hormones into the blood stream over a long distance and once it gets reaches to a cell with the right receptor, the hormones will attach themselves to the receptor…

Caffeine is a natural simulant that affects the brain and the central nervous system, helping them stay awake. Caffeine is an addictive drug. It is consumed worldwide in the form of tea, coffee, soft drinks, and many other products. Tea and coffee contains huge amount of caffeine. There is a concern that consumption of caffeine in the form of tea and coffee in huge amount show reverse affects in the drugs that are in the body. Some side effects of caffeine when the intake is more than average…