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In PLAX, the image is optimized when the cursor is place at what location?
- 🧠ANSWER ✔✔for LV M mode, between the papillary muscle and mitral
valve
Measurement of the LV is made at 2 distinct time periods. What are they? -
🧠ANSWER ✔✔end diastole and end systole
QRS complex on the EKG represents what? - 🧠ANSWER ✔✔end diastole
(usually at the R wave)
End diastolic measurements are made along a vertical line down from the -
🧠ANSWER ✔✔R wave
Systolic measurements are made along a vertical line down from the -
🧠ANSWER ✔✔T wave
Structures to be measured at end diastole are - 🧠ANSWER ✔✔RV, IVS,
LV, LV posterior wall
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, Structures to be measured at end systole are - 🧠ANSWER ✔✔LV
What does RVID mean? - 🧠ANSWER ✔✔Right Ventricular Internal
Dimension
What does IVSd mean? - 🧠ANSWER ✔✔interventricular septal dimension
at end diastole
What does LVIDd mean? - 🧠ANSWER ✔✔Left ventricular internal
dimension at end diastole
What does LVIDs mean? - 🧠ANSWER ✔✔Left ventricular internal
dimension at end systole
What is the normal measurement for RVIDd?? - 🧠ANSWER ✔✔0.6 to 2.6
cm
What is the normal measurement for IVSd? - 🧠ANSWER ✔✔0.7 to 1.2 cm
What is the normal measurement for LVIDd? - 🧠ANSWER ✔✔4.0 to 5.5
cm
What is the normal measurement for LVIDs? - 🧠ANSWER ✔✔2.5 to 4.0 cm
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
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STATEMENT. ALL RIGHTS RESERVED