The application scope of ultrasonic technology in obstetrics are（）
A: prenatal diagnosis of fetal malformations
B: genetic ultrasound
C: intrauterine management of high-risk pregnancy
D: interventional ultrasound and intrauterine therapy
A: prenatal diagnosis of fetal malformations
B: genetic ultrasound
C: intrauterine management of high-risk pregnancy
D: interventional ultrasound and intrauterine therapy
A,B,C,D
举一反三
- Ultrasound diagnostic technology has been applied in obstetrics for<br/>more than 50 years.(<br/>)
- Focused ultrasound knife uses high-intensity focused ultrasound, that is, high energy ultrasound.
- The frequency of ultrasound used for medical diagnosis is about A: 2-20Hz B: 2-20KHz C: 2-20MHz
- Prenatal ultrasound is usually performed for five times. They are<br/>( ). A: ultrasonography during early pregnancy (6-8 weeks pregnant) B: ultrasonography at 11-14 weeks pregnant C: ultrasonography at 20-24 weeks pregnant D: ultrasonography at 28-32 weeks pregnant, preclinical ultrasonography
- To ensure delivering a healthy fetus, the more prenatal ultrasound<br/>examinations pregnant woman has, the better.(<br/>)
内容
- 0
Doppler ultrasound can be used to display A: Fetal heart beat B: Rear artifacts C: Blood flow
- 1
A<br/>piezoelectric crystal is used to produce the ultrasound waves. What<br/>kind of ultrasound is produced? () A: Pressure<br/>wave ultrasound B: Electrical<br/>wave ultrasound C: Sound<br/>wave ultrasound D: Simple<br/>ultrasound
- 2
Gene Diagnosis can be applied to ( ) A: Inherited diseases B: Infective diseases C: Tumors D: Prenatal genetic testing E: terrible burns
- 3
Which one is the first line imaging methods for DVT diagnosis: A: CTV B: Venous ultrasound C: MRV D: Phlebography E: X-ray
- 4
B ultrasound is applied to diagnose the disease by using the reflex law of ultrasound in different parts of the body tissue.