What do you mean by this question exactly?
Answer:
The water bottle sign or configuration refers to the shape of the cardiac silhouette on erect frontal chest x-rays in patients who have a very large pericardial effusion. Typically the effusion has accumulated over many weeks to months (e.g. in patients with malignancy) and the pericardium has gradually stretched.
<span>B. Social interaction. Highly populated areas bring together people from all walks of life and due to circumstance these people end up relating with each other on one level or another. In most cases people living in highly populated areas will end up becoming friends over a long period of time as it is likely that members of their families may end up going to the same schools or work in the same areas.</span>
The mantle is the layer directly under the sima
Helper T cells become activated by interacting with antigen presenting cells. and the second blank space is either cytotoxic t cells or B cells