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Q. What are the two major morphological patterns of cnidarians? Concerning locomotion how do these forms differentiate from each other?
Morphologically, cnidarians classify as medusae or polyps. Medusae are circular convex, like an umbrella and Polyps are cylindrical. Both of the shapes have tentacles.
In general polyps are sessile but some species like hydra can move by performing somersaults and by alternating contact points on the substrate. Medusae can move about expelling water jets by contraction of the body.
A few cnidarians alternate a medusoid and polypoid forms in their life cycle.
Epithelial tissue the cells in animals which are closely packed in either single or multiple layers, and which cover internal and external surfaces both of the animal body. It is
The normal flow pattern cross-mitral valve is a tall E wave where is due to early rapid filling and small A-wave which is due to atrial contraction. E/A ratio >1. Pulmonary
Q. How to calculate Fractional Shbrtening? With the cursor- beam cutting the left ventricle just beyond the tips of mitral valve in an adequate parasternal long axis view,
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