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Echo-A Exam 1 (Parts1&2) Solved Questions & Answers Already Passed!!
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Echo-A Exam 1 (Parts1&2) Solved Questions & Answers Already Passed!!
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Name: Score:104 Multiple choice questions
Definition 1 of 104
Uses two sets of crystals PIEOZEOELECTRIC that continuously transmit ultrasound signals / send
and receive
laminar flow
power doppler
continuous wave doppler
doppler shift
Term 2 of 104
examples of laminar flow
the transmitted frequency of the moving red blood cells
the flow streamlines are aligned and parallel
all fluid flow
plug flow, parabolic flow, skewed flow, and disturbed flow
Definition 3 of 104
RV, lies directly beneath the sternum
large, muscular pumping chamber
function of the valves
most anterior chamber of the heart
initial opening of the av valves
,Term 4 of 104
normal PV size
between 1.0 and 1.9 cm^2
greater than 3.0 cm^2
less than 1.0 cm^2
greater than or equal to 2.0 cm^2
Term 5 of 104
time is displayed on which axis?
1. an apically directed systolic myocardial velocity (s´)
2. an early diastolic atrially directed myocardial velocity
(e´)
3. a late diastolic, atrial contraction atrially directed
myocardial velocity (a´)
three leaflets ( anterior, posterior and septal)
trileaflet
he vertical axis (Y-AXIS)
the horizontal axis (X-AXIS)
Term 6 of 104
normal MV VTI
5-9 cm
10-13 cm
15-20 cm
1-3 cm
,Term 7 of 104
During systole the annulus moves...
laterally towards the left ventricle, and during diastole it moves medially towards the right
atrium.
upwards towards the aorta, and during diastole it moves downwards towards the ventricles.
caudally towards the apex, and during diastole it moves cranially towards the atrium.
forwards towards the lungs, and during diastole it moves backwards towards the body.
Term 8 of 104
LA receives oxygenated blood from...
the 4 pulmonary veins and it fills slightly with respiration
the aorta and it fills during diastole
the vena cava and it fills with deoxygenated blood
the coronary arteries and it fills during exercise
Definition 9 of 104
velocity time integral
VTI meaning
Range ambiguity
Examples of laminar flow
During systole the annulus moves...
, Term 10 of 104
where is the AOV located?
on the right side, between the rv and mpa
in the center of the heart, between the atria
not only by the pressure difference between two regions but also by the resistance to flow.
on the left side, between the LV and Aorta (AO)
Definition 11 of 104
4-6 cm^2
normal MV size
normal Mv velocity
normal AOV vti
normal la mean pressure
Term 12 of 104
All Doppler systems are completely dependent on...
the speed of sound in the medium surrounding the cells
the distance traveled by the red blood cells
the transmitted frequency of the moving red blood cells
the density of the blood plasma
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