[DOC] [TLE] Heartbeat and Heart Contraction Coordination - Video & Lesson ... [PAR] In this lesson you will learn about your heart's very own regulatory system, the ... 
might need to have an artificial pacemaker implanted to keep their heart's steady 
beat. ... and it's this switch to a more positive state that sparks the electrical 
impulse ... This name is easy to recall because this node is found between your 
atria... [DOC] [TLE] The Cardiovascular System: The Heart - Pearson [PAR] Our ceaselessly beating heart has intrigued people for cen- turies. The ancient .... 
need to contract only minimally to push blood downstairs into the ventricles. [DOC] [TLE] The next frontier in 3-D printing: Human organs - CNN.com [PAR] Apr 5, 2014 ... Some 18 people die in the United States each day waiting in vain for ... The 
resulting mixture, a sort of biological ink, is fed into a 3-D printer, which is ... that 
prints tissue samples that mimic the functions of the heart, liver, lungs and other 
organs. ... One of Organovo's engineers oversees the construction of a... [DOC] [TLE] Organ printing - Wikipedia [PAR] A printable organ is an artificially constructed device designed for organ 
replacement, produced using 3D printing techniques. The primary purpose of 
printable organs is in transplantation. Research is currently being conducted on 
artificial heart, kidney, and liver ... 3D printing allows for the layer-by-layer 
construction of a particular organ... [DOC] [TLE] NOVA - Official Website | Can We Live Forever? - PBS [PAR] Explore artificial organs, suspended animation, genes that impact aging, and 
lifelike avatars. [DOC] [TLE] Oxygen Therapy - recovery, test, blood, tube, complications ... [PAR] The purpose is to increase oxygen saturation in tissues where the saturation 
levels are ... reduces the extra work of the heart, and decreases shortness of 
breath. ... and a humidifier is required at flow rates of 1 liter (2.1 pt) per minute 
and above. ... Some patients require supplemental oxygen 24 hours a day, while 
others may... [DOC] [TLE] Cyborg stingray swims toward light, breaks new ground | KRQE ... [PAR] Aug 13, 2016 ... 3, 2016 photo, a tissue-engineered robot swims in a tank of water in ... heart and 
a step toward the far-off goal of building an artificial one. ... I've spent time getting 
shot at and seen people getting shot. ... Long says the creation could spark new 
research into autonomous, part-living machines. .... Your Name [DOC] [TLE] Techniques of EMG signal analysis: detection, processing - NCBI [PAR] Mar 23, 2006 ... EMG signals acquired from muscles require advanced methods for detection, ... 
EMG signal acquires noise while traveling through different tissues. ... do and the 
name given to these electrical signals is the muscle action potential. ..... Some 
Artificial Intelligence techniques mainly based on Neural Networks... [DOC] [TLE] Theory and Observation in Science (Stanford Encyclopedia of ... [PAR] Jan 6, 2009 ... 1. Introduction; 2. What do observation reports describe? 3. ... Less dramatically, 
the efforts working scientists put into producing ... it can provide people with what 
they need to decide for themselves which ... Some philosophers prefer to 
represent theories as collections of ... The laws for any given theory are. [DOC] [TLE] Chapter 41 - Fire [PAR] The mechanisms of ignition and burning need to be clearly understood. ... Some 
of these will burn in the flame, but others will emerge from the flame tip to form ... 
then it can be ignited by a small ignition source, such as an electrical spark. .... (
e.g., oak, solid polyurethane) will take a long time to ignite under a given heat flux
,... [DOC] [TLE] Nikola Tesla - Wikiquote [PAR] All my money has been invested into experiments with which I have made new 
discoveries ... and Their Application to Methods of Artificial Illumination" (20 May 
1891) ... delighted people, but if I would be fortunate to achieve some of my 
ideals, it would ..... I have obtained... spark discharges extending through more 
than one... [DOC] [TLE] Humans could live in

Question: Name given the tissue that sparks the heart into contracting; some people need an artificial one
Answer: a pacemaker