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Doppler echocardiojgraphy measures blood flow velocities and direction of blood flow in the heart add great vessels. The characteristics of blood flow are evaluated using both audio information and a graphic display of the Doppler spectral analysis. Qualitative and quantitative Doppler information may aid in the non-invasive assessment of:
A) Valvular Abndrmalities
Stenosis-as inpicated by increased blood flow velocity and turbulence beyond an obsbction.
Regurgitation-detection of high velocity turbulent retrograde flow in cardiac chambeb proximal to be regurgitant valve.
B) Congenital Catdiac Defects
Shunt Lesions4etection of flow across a septa1 defect or from a patent ductus arteriousius and quantification of the degree of shunting. C) Cardiac funcdon
Uses of Grafting Grafting helps to preserve and perpetuate varieties that cannot reproduce by vegetative method. Grafting changes less useful varieties to more desirable
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Define Body Mass Index (BMI)? Weight for height as a marker of nutritional status has the advantage that it is independent of other factors that affect foetal outcome such as m
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The human skeleton has evolved from that of four-legged animals. Unfortunately, the adaptation is far from perfect; thus, our upright posture causes problems like back age and the
Define Steps To determine thermal resistance of a microorganism? Most food components and microorganisms obey first order reaction kinetics, which means that the destruction ra
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Question 1 Write a short note on the following- Totipotency Soma clonal variation Bioreactor Virus indexing Question 2 List and explain any 4 advantages of
Thickness and toughness of plant walls are increased by deposition within original cellulose wall, of a substance called as lignin. Process of deposition is called: a) Lignific
Neurons - Nervous System Although neurons occur in a great variety of sizes and morphological forms, they have a basic plan of structure representing certain common characteri
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