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0.00 0.00 0.00 rg /F4 11 Tf 0 709 Td 0.000 Tc(Curricular Unit: Engineering and the Human Body)Tj
0 -250.8 Td(Grade: 4 \(3-5\))Tj
0 -52.8 Td(Summary)Tj
0 -26.4 Td(The Engineering and the Human Body unit covers the broad spectrum of topics that make-up our very)Tj
0 -13.2 Td(amazing human body. Students are introduced to the space environment and learn the major differences)Tj
0 -13.2 Td(between the environment on Earth and that of outer space. The engineering challenges that arise because)Tj
0 -13.2 Td(of these discrepancies are also discussed. Then, students dive into the different components that make up)Tj
0 -13.2 Td(the human body: muscles, bones and joints, the digestive and circulatory systems, the nervous and)Tj
0 -13.2 Td(endocrine systems, the urinary system, the respiratory system, and finally the immune system. Students)Tj
0 -13.2 Td(learn about the different types of muscles in the human body and the effects of microgravity on muscles.)Tj
0 -13.2 Td(Also, they learn about the skeleton, the number of and types of bones in the body, and how outer space)Tj
0 -13.2 Td(affects astronauts' bones. In the lessons on the digestive, circulatory, nervous and endocrine systems,)Tj
0 -13.2 Td(students learn how these vital system work and the challenges faced by astronauts whose systems are)Tj
0 -13.2 Td(impacted by spaceflight. And lastly, advances in engineering technology are discussed through the)Tj
0 -13.2 Td(lessons on the urinary, respiratory and immune systems while students learn how these systems work with)Tj
0 -13.2 Td(all the other body components to help keep the human body healthy.)Tj
0 -52.8 Td(Engineering Connection)Tj
0 -26.4 Td(Engineers, particularly biomedical engineers, need to understand how our body systems work in order to)Tj
0 -13.2 Td(help take care of our bodies on Earth and in space. The human body has many examples of joints, which)Tj
0 -13.2 Td(engineers can mimic when designing machines. Specifically, in thinking about our skeleton while not on)Tj
0 -13.2 Td(Earth, biomedical engineers who work at NASA are especially interested in how outer space affects)Tj
0 -13.2 Td(astronauts' bones. And, aerospace engineers need to understand the immune system and how it is affected)Tj
0 -13.2 Td(in space in order to prepare for longer missions \(while astronauts are further away from the medical)Tj
0 -13.2 Td(resources on Earth\). Furthermore, engineers continue to help protect the human heart by developing)Tj
0 -13.2 Td(technological devices to repair it, such as artificial heart valves to replace faulty valves. Artificial hearts)Tj
0 -13.2 Td(were developed by engineers to keep hospitalized patients alive while they are waiting for a heart)Tj
/F8 11 Tf 226.355 -35.8 Td(1/3)Tj
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36.0 127.2 m 53.1 127.2 l S
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0.00 0.00 0.00 rg /F4 11 Tf 0 709 Td 0.000 Tc(transplant. What about our brains? Engineers develop better ways to save the brain from trauma and)Tj
0 -13.2 Td(disease. They develop surgical and imaging equipment, as well as brain-saving devices, such as bicycle)Tj
0 -13.2 Td(and motorcycle helmets. And for the visually impaired, engineers create sight devices from glasses to)Tj
0 -13.2 Td(advanced sight tools \(including a light sensor imbedded into the back of the eye\) for people who cannot)Tj
0 -13.2 Td(see at all or have difficulty seeing. Biomedical engineers create devices to aid people who have lost or are)Tj
0 -13.2 Td(lacking full hearing capabilities. Engineers are also working on a drug that can keep astronauts from)Tj
0 -13.2 Td(getting space-motion sickness, which is caused by conflicting sensory inputs. Other life-saving measures)Tj
0 -13.2 Td(are undertaken by chemical engineers, who study the immune system in order to develop treatments for)Tj
0 -13.2 Td(people with compromised immunity, and vaccinations, antibiotics, disinfectants, and sterilizers are)Tj
0 -13.2 Td(designed by engineers in order to help keep people healthy. Additionally, environmental engineers work)Tj
0 -13.2 Td(on keeping the air we breathe and the water we drink free of toxins via air purifiers and water filters.)Tj
0 -13.2 Td(Clearly, engineers play a huge part in keeping the human body safe and healthy, both on Earth and in)Tj
0 -13.2 Td(space.)Tj
0 -26.4 Td(Keywords: biomedical engineer, space environment, atmosphere, human body, microgravity, atmosphere,)Tj
0 -13.2 Td(space, muscle, movement, exercise, astronaut, cardiac, skeletal, microgravity, muscle, skeleton, exercise)Tj
0 -52.8 Td(Related Subject Areas)Tj
36 -26.4 Td(Science and Technology)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf -28.19 -26.4 Td(Related Lessons)Tj
36 -26.4 Td(Spaced Out)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Move Your Muscles!)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Our Amazing Skeleton)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Digestive System)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(The Heart of the Matter)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Nerve Racking)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Unlocking the Endocrine System)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Just Passing Through)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Out of Breath)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Fighting Back!)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf -28.19 -26.4 Td(Related Activities)Tj
36 -26.4 Td(20/20 Vision)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Blood Cell Basics)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Do You Have the Strength?)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Endocrine Excitement!)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Fascinating Friction!)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Hot or Not)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Just Breathe)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Kidney Filtering)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Lunch in Outer Space!)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Muscles, Muscles Everywhere)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Sound Line)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(The Beat Goes On)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F4 11 Tf 7.81 -13.2 Td(Walk, Run, Jump!)Tj
/F18 11 Tf -7.81 0 Td(\267 )Tj
/F8 11 Tf 198.165 -49 Td(2/3)Tj
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0.00 0.00 0.00 rg /F4 11 Tf 0 709 Td 0.000 Tc(Copyright)Tj
0 -26.4 Td(\251 2009 by Regents of the University of Colorado. The contents of these digital library curricula were)Tj
0 -13.2 Td(developed under a grant from the Fund for the Improvement of Postsecondary Education \(FIPSE\), U.S.)Tj
0 -13.2 Td(Department of Education, and National Science Foundation GK-12 grant no. 0338326. However, these)Tj
0 -13.2 Td(contents do not necessarily represent the policies of the U.S. Department of Education or National)Tj
0 -13.2 Td(Science Foundation, and you should not assume endorsement by the federal government.)Tj
0 -26.4 Td(Supporting Program \(Return to Contents\))Tj
0 -26.4 Td(Integrated Teaching and Learning Program, College of Engineering, University of Colorado at Boulder)Tj
/F4 8 Tf 0 -26.4 Td(Last Modified: March 20, 2009)Tj
/F8 11 Tf 226.355 -550.6 Td(3/3)Tj
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