chapter 9

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Author:
benbosworth
ID:
26101
Filename:
chapter 9
Updated:
2010-07-08 21:06:53
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emt vocab
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Description:
vocab 9
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  1. base station
    any radio hardware containing a transmitter and receiver that is located in a fixed place
  2. cellular telephone
    a low-power portable radio that communicates through an interconnected series of repeater stations called "cells"
  3. channel
    an assigned frequency or frequencies that are used to carry voice and/or data communications
  4. dedicated line
    a special telephone line that is used for specific point-to-point communications; also known as a "hot line"
  5. duplex
    the ability to transmit and receive simultaniously
  6. federal communications commission (fcc)
    the federal agency that has jurisdiction over the interstate and international telephone and telegraph services and satellite communications, all of which may involve ems activity
  7. med channels
    vhf and uhf channels that the fcc has designated exclusively for ems use
  8. paging
    the use of a radio signal and a voice or digital message that is transmitted to pagers (beepers) or desktop monitor radios
  9. rapport
    a trusting relationship that you build with your patient
  10. repeater
    a special base station radio that receives messages and signals on one frequency and then automatically retransmits them on a second frequency
  11. scanner
    a radio receiver that searches or "scans" across several frequencies until the message is completed; the process is then repeated
  12. simplex
    single frequency radio; transmissions can occur in either direction but not simultaneously in both; when one party transmits, the other can only receive, and the party that is transmitting is unable to receive
  13. standing orders
    written documents, signed by the ems system's medical director, that outline specific directions, permissions, and sometimes prohibitions regarding patient care; also called protocols
  14. telemetry
    a process in which electronic signals are inverted into coded, audible signals; these signals can then be transmitted by radio or telephone to a receiver at the hospital with a decoder
  15. uhf (ultra high frequency)
    radio frequencies between 300 and 3000 mhz
  16. vhf (very high frequency)
    radio frequencies between 30 and 300 mhz; the vhf spectrum is further divided into "high" and "low" bands

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