What is bernheim effect and the reverse bernheim effect

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Assignment:

The Galvestron Orientation and Amnesia Test (GOAT) was used to evaluate the patient's orientation and ability to recall events before and after the incident [5]. Her GOAT score was 60/100, which was below the cut-off of 66, suggesting impaired memory[5]. Specifically, the patient had in-depth current memory and remembered most events after she gained consciousness in the ICU; however, she showed signs of retrograde amnesia from events that happened within 7 days prior to the incident[5].

1. What is the Bernheim effect and the reverse Bernheim effect?

2. Kindly explain why the left side of the heart is more prone to disease.

3. 1. Is it always necessary to examine the cardiovascular system of a patient in the 45° incline of the head end? Other than convenience for examining the jugular venous pressure (JVP), does this position have any other advantage?

2. If the JVP is not visible when the patient is in the upright position, can one presume it is not raised?

4. The mitral area (of auscultation) normally corresponds with the apex beat. When the heart is dilated and the apex beat is shifted laterally, will the mitral area follow the apex beat to its new location or remain at the place where the apex beat is normally situated?

5. Please explain in detail how to measure the pulsus paradoxus using a sphygmomanometer.

6. What is the difference between dicrotic pulse and pulsus bisferiens?

7. 1. Why does the radial pulse become more prominent when the hand is lifted overhead? 2. Please explain the mechanism of a collapsing pulse. Which is the best artery to elicit it: radial, brachial or carotid?

8. What is the mechanism of Durozier's sign?

9. What effects do the aortic stenosis, aortic regurgitation and coarctation of the aorta have on systolic and diastolic blood pressure, and why do they produce these effects?

10. In the section headed 'Pulsus bisferiens' (K&C 7e, p. 691) what do 'percussion wave' and 'tidal wave' mean? An illustration here would be helpful.

Reference no: EM133854733

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