54 Result(s) for 'SubCategory='Biophysics''
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   Chapter DOI:10.5005/jp/books/11603_7      

Wilhelm Roentgen’s reported X-rays in 1890. Today, imaging with X-rays is perhaps the most commonly used diagnostic tool with medical profession. X-ray unit is in fact a life line of any working hospital. This chapter carries information on x-rays tube and its maintenance and working of x-ray machine with electric circuit. Further, mechanism of X-rays produc... [More]

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Chapter-08 Motion by Sharma Suresh K (2014) Edition : 1/e
DOI:10.5005/jp/books/12310_8      

In this author explains about the scalars and vectors; rest and motion including types of motion; speed; velocity and acceleration. This chapter also deals with the application of motion in nursing. Author feels that with study of motion nurses will be able to understand: use of centrifuge devices in medical practices, effect of acceleration on circulatory s... [More]

   Chapter DOI:10.5005/jp/books/11603_8      

Radioactive tracers have been in use in medical diagnostics for a long time and even today, the thyroid gland continues to be most frequently examined organ in nuclear medicine. Over 10,000 hospitals worldwide use radioisotopes in medicine, and about 90 per cent of the procedures are diagnostic. Radioisotope is characterized by the type and energy of radiati... [More]

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Chapter-08 Sound by Thayalan K (2007) Edition : 1/e
DOI:10.5005/jp/books/10101_8      

This chapter includes frequency, velocity, intensity, Ultrasound production, Piezo electric effect, Vocalization and hearing (Hearing, deafness, test of hearing, Tinnitus, Hearing aid, Audiometer), Medical use of ultrasound (A-mode, M-mode, B-mode, Doppler ultrasound), Noise pollution, Noise control measure and Application of Sound in nursing (Heart sound, F... [More]

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Chapter-09 Electricity and Electromagnetism by Thayalan K (2007) Edition : 1/e
DOI:10.5005/jp/books/10101_9      

This chapter explains about nature of electricity, potential, Current, Resistance, Flow of electricity (magnetic effect, Heating effect), faraday’s laws of electrolysis, electricity and human body, ECG, EEG, EMG, ECT, Electromagnetism, laws of electromagnetic induction (faraday’s law, Lens law), Fleming’s right hand rule, self and mutual induction, CT scanni... [More]

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Chapter-09 Gravity by Sharma Suresh K (2014) Edition : 1/e
DOI:10.5005/jp/books/12310_9      

In this chapter author describes about the specific gravity; center of gravity; mass and weight; and principles of gravity. Author discuss that the important principle of gravity is Archimedes’ Principle. Hydrometer, urinometer operates upon this principle. Author also elaborates the effects of gravitational forces on human body and application of principles... [More]

   Chapter DOI:10.5005/jp/books/11603_9      

Nuclear magnetic resonance has emerged as a powerful non-invasive imaging technique in the medical field. It uses magnetic fields and radio frequency signals to obtain anatomical information about the human body as cross sectional images in any desired direction and can easily discriminate between healthy and diseased tissue. Nuclear magnetic resonance image... [More]

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Chapter-10 Atomic Energy by Thayalan K (2007) Edition : 1/e
DOI:10.5005/jp/books/10101_10      

This chapter explains about Atomic structure (Nucleus, Atomic number, mass number, isomer, isotone, isobar and isotope), Discovery of X-rays (properties, production, Modern X-ray tube, X-ray images), Radioactivity (laws of radioactivity, alpha decay, beta decay, gamma rays, Half life, production and uses of radioisotopes), Radiation protection (Radiation qua... [More]