Monday, April 2, 2018

Unit 3-Biology and Behavior

Today's Agenda:

Finish: Endocrine System

Article #1: Hormones and Desire
Article #2: Growth Hormone and Athletic Performance and Aging
Article #3: Hormones, Stress, and Aggression

Read all 3 articles. Choose 1 and respond to in the comment section of the blog.

Optional/Fun: Personality Traits Quiz

11 comments:

  1. I read the third article and I thought it was interesting how the study led to the discovery that stress releasing hormones could lead to cancel out the effect of therapies in humans.

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  2. I read the second article and it was interesting how HGH had a therapeutic use. I didn't know this existed and always assumed it was used as an illegal steroid.

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  3. I read the Hormones, Stress, & Aggression article and was interested with how the rats responded to the different tests, especially when there was no real threat (i.e. no other rat to fight). I think that these studies provide good insight as to why people/ animals act the way they do under stress.

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  4. I read the article on hormones, stress and agression. The article was comparing rats brains to humans brains. Later in the article they made the point, based on the research done, that aggressive behavior escalates so quickly and is so difficult to stop once it starts which I thought was a correct assumption and a good point.

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  5. I found it interesting that stress and aggression worked in a fast positive feedback loop. In the tests performed on rats the researchers found that once the rats felt threatened they responded violently. The researchers also stimulated the “attack center” in the brain of the rats which released stress hormone. If the same positive feedback loop between stress and aggression is found in humans it could help explain a link between aggressive behavior and stress.

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  6. In response to the article on hormones and desire: The most prominent part of the article was the theory that men also tend to display cycles in their sexual tendencies ie. Testosterone. The most prominent being the reduction in testosterone after having a child being “just short of the effects of castration” on a male’s testosterone levels. Interesting, and a comical addition to the article (though the seriousness of that statement does surprise me).

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  7. This is Payton... I swear I don’t know what my name is... I don’t even remember making my name that... anyways... I read the article on Hormones, Stress and Agression and it was really cool how the responses varied. In my own personal life, I have seen as my brother has gotten older and the hormones in his body have changed him a little bit, not a lot but he’s become more sarcastic than he usually has been. So I found that change as hormones increase or start to show pretty interesting

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  8. I read article #3 about stress, hormones, and aggression. I thought it was interesting how the rats were ready to fight even when there was no other rat to initiate this reaction. Obviously, the stimulation the rats received made them release stress hormones similar to those that humans release under stress, but the scientists in the article say that this should not really be possible! The fact that the stress response in rats was able to come from just stimulating the area that makes rats aggressive rather than a physical fight was interesting to me.

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  9. I read the article Hormones, Stress, & Aggression. I found the section about the rats reactions to different environments interesting. I think it gives good insight as to why some people react in ways they do based on seeing how the rats react to things. Stress is a big reason for lash outs and can determine just how someone acts at a certain time or place.

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  10. I read the the article “ Hormones, stress, and aggression” and I thought it was very interesting. This article compared human brains with rat brains.They tested rats in different circumstances to see how they react. It was interesting how they responded and that they released hormones due to stress.

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  11. I read article three and I find it very interesting that our brains are very similar to rat brains. I guess that’s why they use rats to test experiments because they are so similar to us. I also found it interesting that aggression and stress did have a direct connection to each other. Like when they did the experiment on the rat where they injected it with corticosterone and an attack behavior was stimulated, which lead to a stress response in the rats. This explains why we do feel stress when we’re stuck in traffic and then we do get road rage.

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