Brain and Radio Wave Energy
Why is the story of Phineas Gage considered so extraordinary? What does his story teach us about the brain? Pole struck through his skull and his brain, once recoved, the man was perfectly fine with only minor personality changes 2. (Optional) Scientists have used a drawing called a motor homunculus to show the connection between different body parts and areas of the brain. This drawing is a cartoon of the human body, where the bigger the body parts, the more area of the motor cortex that is dedicated to controlling them. If you were to draw this figure, what body parts do you think would be most exaggerated?
Explain. If I were to draw this, the body parts that would be more exaggerated would be the face and the hands since they are used the most and most controlled. 3. (Optional) How did Broca and Wernicke determine the location of key language areas in the brain? They found the location of key language areas of the brain by examining brain damaged patients 4. (Optional) Describe one method scientists are currently using to map the function of the human brain. One method scientists are using currently to map the function of the human brain is a MRI scan of the brain.
Brain and Radio Wave Energy Essay Example
It uses a magnetic field and pulses of radio wave energy to make pictures of radio wave energy to make pictures of organs and structures inside the body. An MRI gives different information about structures than other scanners, such as an X-ray and ultrasound. MRIs can show problems that cant be seen by other methods. 5. New research is using functional MRI (magnetic resonance imaging), a scan of the brain that shows specific areas that are activated during certain tasks, as a lie detector test. Explain which area(s) of the brain you think might light up to show that you are telling a lie or telling the truth.
Explain your reasoning. Because nerve cells require more oxygenated blood when they’re busy processing information, an appropriately configured brain scan can trace the locus of mental activity (Extra Point) Frontal lobe beacuse it is most associated with emotions such as fear or guilt 6. Explain the function of the brain’s limbic system. regulates emotion and memory particularly those that are related to survival include fear, anger, and emotions related to sexual behavior feelings of pleasure that are related to our survival, like those experienced from eating and sex 7.
Return to the first paragraph of Activity 2. 1. 2: Build-A-Brain and re-read the description of your morning activities. Use your map to determine the part of the brain responsible for each of the actions, thoughts or emotions that occur in this paragraph. Either re-write the paragraph and add brain regions in () after each activity or simply list the actions and write the brain region next to it. Your alarm goes off and your arm flies up to hit the snooze button (16). You drag yourself out of bed and decide what to wear and what to have for breakfast (10).
Your sister’s pancakes smell good (9) so you grab a few bites (14) while she’s not looking and head out the door. Running late (as usual), you sprint to catch your bus (2). You struggle to keep your balance as you head to the back of the already moving vehicle (17). A younger kid slams into your side with his book bag (13). You are about to yell, but you figure it’s not worth it and grab a seat (10). You finish up the last of your math homework and turn on your iPod to clear your head (4). You have two tests and then a game after school. You think to yourself, “How am I going to get through the day?
Ten-year-old Alex Fuentes damaged his occipital lobe and his cerebellum in a car accident. Explain to his parents some of the possible effects of this injury. Occipital: hallucinations and illusions through your eyes. Objects may appear either smaller or larger to you. You may be unable to detect certain movements of objects. Words become blurry and unreadable when your occipital lobe is damaged. And, you may experience some difficulties reading and writing Cerebellum: slow movements that and require timing and otherwise would have been rapid.