Doppler Waveform Analysis

Question 1

continuous-wave (CW) Doppler transducers have ___ crystals

Answer 1

2

Question 2

angle of insonation for Doppler

Answer 2

45-60 degrees

Question 3

UE arteries Doppler waveforms usually obtained (4)

Answer 3

subclavian artery
brachial artery
radial artery
ulnar artery

Question 4

LE arteries Doppler waveforms usually obtained (7)

Answer 4

CFA
SFA
popiteal
ATA
PTA
peroneal
DPA

Question 5

normal arterial Doppler waveforms are ___

Answer 5

multiphasic

Question 6

abnormal Doppler waveforms are ___

Answer 6

monophasic

Question 7

inverse damping factor =

Answer 7

( distal PI / proximal PI )

Question 8

ICA has __ resistance flow

Answer 8

ICA = low resistance

Question 9

ECA has ___ resistance flow

Answer 9

ECA = high resistance flow

Question 10

fasting SMA = ____ resistance flow

Answer 10

fast SMA = high resistance flow

Question 11

nonfasting SMA = ___ resistance flow

Answer 11

nonfasting SMA = low resistance flow