DS 4351 Ch 19, 20 (Pics)

Which transducer will detect the largest doppler frequency shift?

• A

• B

• C

• D

• E

Answer explanation

beam parallel to the blood flow, angle = 0, cos 0 = 1

Which transducer would NOT detect a doppler frequency shift?

• A

• B

• C

• D

• E

Answer explanation

Cosine 0 (angle 90) - no shift - velocity is zero

which box represents pulsed waved (PW) doppler?

• pink

• purple

which box represents continuous (CW) doppler?

• pink

• purple

which one represents continuous wave (CW) ?

• A

• B

which one represents pulsed wave?

• A

• B

Is this a velocity or variance mode map ?

is this a variance or velocity mode map?

do the colors on this map vary side to side?

• yes

• no

do the colors on this map vary side to side?

• yes

• no