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Biomedical Instrumentation Practice Test: Oximeters
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A pulse oximeter is a small device that measures blood oxygen levels by passing light through a fingertip. It's a noninvasive way to measure how well oxygen is being delivered to parts of the body furthest from the heart.

Topics include: Oximeters, Ear Oximeter, Pulse Oximeter, Skin Reflectance Oximeters, & Intravascular Oximeters.

Biomedical Instrumentation Practice Test: Oximeters
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25 Questions

1. What is the interval of uterine contractions in a normal patient in spontaneous active labour?
2. Signal processing for FHR determination can be based either on detecting the foetal heart valve motion or on detecting the heart wall motion in Abdominal foetal electrocardiogram technique.
3. The normal red cell lasts approximately ______ before it is destroyed.
4. The main two types of leukocytes are ____________
5. What is the duration of uterine contractions in a normal patient in spontaneous active labour?
6. Which of the following is not the type of tubing?
7. _______ will be calculated if the value of PCV and Hb per deciliters are known.
8. The part of the automated system that shown in the figure is ____________
The part of automated system Sampler to be analyzed is introduced into stream
9. The narrow beam transducer permits the operator to position the baseline on the zero-level line of recording chart.
10. The toco-transducers are temperature sensitive.
11. What is the wavelength of infrared LED in pulse oximetry?
12. A pulse oximeter is useful in any setting where a patients oxygenation is unstable.
13. The array transducer can be held in place by a simple buckle.
14. Which of the following is the most reliable method for detecting FHR pattern?
15. PDW index is related to the size range covered by those platelets lying between _______ and _______ percentile.
16. What is used to convert the movement of transducer due to an increase of tension in uterus into an electric signal?
17. A = ɛDC, where ɛ is _______
18. What is intrauterine pressure during the expulsion period?
19. 1 f/l = ____
20. Who is responsible for carrying oxygen from the lungs to the tissues and carbon dioxide from the tissues to the lungs?
21. At what angle divergent beam is transmitted by a crystal in array transducer?
22. What is the diameter of an array transducer?
23. What is the diameter of a narrow beam transducer?
24. In phasing, if the cholesterol stream arrives at Y time, albumin must arrive at ______
25. What is the range of Instantaneous beat to beat rate digitally displayed?

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