Physics of Ultrasound - Past Paper PDF

‫وزارة التعليم العالي والبحث العلمي‬ ‫الجامعة التقنية الوسطى‬ ‫ بغداد‬- ‫كلية التقنيات الصحية والطبية‬...

‫وزارة التعليم العالي والبحث العلمي‬ ‫الجامعة التقنية الوسطى‬ ‫ بغداد‬- ‫كلية التقنيات الصحية والطبية‬ ‫ تقنيات األشعة‬:‫القسم‬ ‫عدد الساعات االسبوعية‬ ‫فيزياء األمواج فوق الصوتية‬ ‫باللغة العربية‬ ‫اسم المادة‬ ‫عدد‬ ‫المرحلة الثالثة‬ ‫باللغة‬ ‫المجموع‬ ‫عملي‬ ‫نظري‬ / Physics of Ultrasound ‫الوحدات‬ ‫االنكليزية‬ ‫الفصل الثاني‬ 2 4 3 1 ‫االنكليزية‬ ‫لغة التدريس‬ Objectives: 1. Name and describe the basic physical characteristics of an ultrasound pulse that have an effect on it's imaging properties. 2. Describe the basic function of a transducer and how it forms an ultrasound pulse. 3. Describe the general relationship between wavelength and image quality. 4. Describe the factors that determine the intensity of a reflected pulse. 5. State the Physical and Medical Definition of ultrasound. 6. Explain how the operator Piezoelectric. 7. Identify the Properties of Ultrasound. 8. Briefly describe the Piezoelectric Materials 9. Explain the Piezoelectric Effect and reverse Piezoelectric Effect. Theoretical & practical syllabus Week Details  Introduction  Waves 1 - Transverse waves - Sound waves  Frequency, speed and wavelength - Frequency 2 - Speed - Wavelength - Phase - Pressure, 3 - Intensity - Power  Speed of sound 4 - Frequencies and wavelengths used in diagnosis  Reflection of ultrasound waves 5 - Acoustic impedance - Reflection 6 - The law of reflection - Scattering 7 - Diffuse reflection  8 - Refraction - Attenuation 9 - Absorption - Dependence on frequency  Ultrasound beams 10 - Interference of wave - Diffraction 11 - Ultrasound beams from practical sources  The plane disc source - Focusing 12 - The ultrasound pulse - The pulse spectrum  Basic principles of Doppler - Doppler Effect 13 - Doppler techniques - Spectral Doppler  Aliasing 14 - Color flow Doppler ultrasound - Continuous wave Doppler ultrasound - Pulse wave Doppler ultrasound 15 - Spectral Doppler ultrasound References: 1. M. Radhi Al-Qurayshi and H. Qasim. AL-Mosawi "Radiation Physics and its applications in diagnostic radiological techniques", Middle Technical University (MTU), Iraq, (2015). 2. Peter Hoskins, Kevin Martin, Abigail Thrush, Diagnostic Ultrasound: Physics and Equipment”, Second Edition, Cambridge university press, New York, 2010.