学霸笔记

ESSAY WRITING Title: Intelligent Machines Machines have taken a huge role in our day-to-day lives. They can either affect us in a good way or in a bad way. Granted, machines have impacted many people in the workplace but they help us finish the jobs. There are many ups and downs to the development of machines. Some people have become so dependent on machines they start to lose their “humanity”. Machines can take away the personal aspect of life. For example, we lose basic courtesy, respect, and tolerance for people due to using machines so much. Some machines that could make that happen are; cell phones, computers, and video games. When people purchase one of these machines they usually are on it and depend on it all the time. Due to the lack of self-motivation through machines we could lose our common courtesy. In the workplace, machines have effected jobs dramatically. They can perform at low-skill repetitive jobs and at high-speed precise jobs. They mostly are better than huma...

L18 endocrine system 1. Nervous system and endocrine system • The nervous and endocrine systems act as a coordinated interlocking supersystem, the neuroendocrine system. • The endocrine system controls body activities by releasing mediator molecules called hormones. – hormones released into the bloodstream travel throughout the body – results may take hours, but last longer • The nervous system controls body actions through nerve impulses. – certain parts release hormones into blood – rest releases neurotransmitters excite or inhibit nerve, muscle & gland cells – results in milliseconds, brief duration of effects • The nervous system causes muscles to contract or glands to secrete. The endocrine system affects virtually all body tissues by altering metabolism, regulating growth and development, and influencing reproductive processes. • Parts of the nervous system stimulate or inhibit the release of hormones. • Hormones may promote or inhibit the generation of nerve impulses. • Gene...