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. 2020 Jun 9;4(2):026108. doi: 10.1063/1.5140760

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© 2020 Author(s).

2473-2877/2020/4(2)/026108/13

All article content, except where otherwise noted, is licensed under a Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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FIG. 4. — Inclusion of organic lungs to visualize respiration and measure airflow. To visualize lung motion, the rib cage was removed. (a) When the artificial muscles are not contracted, the diaphragm is in its resting state. With downward displacement of the diaphragm, inspiration and lung expansion are observed. Spirometry readings replicate physiologic waveforms for flow (b), volume (c), and pleural pressure (d). Multimedia view: http://dx.doi.org/10.1063/1.5140760.1 Download video file^{(12.1MB, mp4)}DOI: 10.1063/1.5140760.1