醫學測量與儀器二技部平時考2

1. What is the reflection, refraction, diffuse reflection and scattering?

2. In ultrasound transducers, there are two types of devices to transduce the ultrasound energy in low and high frequency, respectively. What are they?

3. There are factors will effect the resolution of the ultrasonic signal. Please describe these factors.

4. There are three factors effecting the attenuation of ultrasound energy in Eq. 17-9. Please describe the reasons of BW, S and A.

5. Please describe the A, B and M mode scane.

6. There are two general types of flowmeters. Please describe the difference.

7. According Fig. 18-2, describe the functions of these elements.

8. In electrosurgery generator , there are two types of electrodes and operated modes.

    What are they?    

※本圖請參考該課之課本