What can not produce Doppler effect in human body ( )
A: Fetal heart
B: Heart valve
C: Stationary liver tissue
D: Blood flow
A: Fetal heart
B: Heart valve
C: Stationary liver tissue
D: Blood flow
举一反三
- Doppler ultrasound can be used to display A: Fetal heart beat B: Rear artifacts C: Blood flow
- If the _______ stops beating, no blood can flow through the body.() A: heart B: lungs
- What are the names for the tubes in your body that carry blood from your heart to the rest of your body.
- In a quiet state, the body's organs or tissues that produce the<br/>highest amount of heat are () A: Heart B: Brain C: Liver D: Kidney E: Skeletal muscle
- The engine is the ( ) of an automobile. It burns fuel to produce power. A: body B: heart