Matt Hellman
English III
Mr. Putnam
December 12, 2015 Left Handedness
I. Introduction
II. Some may wonder why they are left handed versus right handed, there are a few different theories of why this happens.
A. The first example deals with the hormones in the body.
1. Hormones/Testosterone
2. Nervous System and Hormones
B. Next, some have found that the reason people may be left handed instead of right, is due to genetics.
1. Genetics
2. Identical Twins
C. Lastly, some people say that it ends up being a “luck of the draw.”
1. Chance
2. Parents
3. Both Hands
III. Scientists have been able to compile information based on this characteristic, and many statistics can be found.
A. Throughout the world, …show more content…
“Brain lateralization refers to the fact that the left and right sides of the brain are not the same” (Willems 1). People who are left handed different from people who are right handed in the fact that some people occur to have less symmetry in the brain. An interesting thought is that we comprehend words like "written work" by utilizing a few sections of our brains that are in control our own particular activities, as though we were composing ourselves when we see or hear the word composing. This thought of how our cerebrum functions is called epitomized insight. Researchers made an examination for this by taking a gander at the action of the left and right engine cortex in left and right gave people while they were listening to words, for example, composing. Left gave individuals enact the engine cortex that controls their left hand, when right gave individuals actuate the engine cortex that controls their right hand. As though they were really recording it, while they were just listening to the …show more content…
Since most baseball fields are adjusted such that pitchers confront west, left-gave pitchers would toss the ball with their hand on the south side their "south paw." Some creators incorporate inquiries on the favored hand for utilizing scissors or eating utensils or for tossing a ball. Then again, worldwide inquiries regarding unconstrained or characteristic hand inclination are regularly replied in reference to penmanship. For instance, most regular things, for example, scissors, cameras, can openers, rulers, PC mice and watches, are mass-created for right-gave clients. Left-handers regularly experience difficulty utilizing these