Steroid ring system: The parent ABCD steroid ring system (hydrocarbon framework) is shown with IUPAC-approved ring lettering and atom numbering. A steroid is an organic compound with four rings arranged in a specific configuration.Examples include the dietary lipid cholesterol, the sex hormones estradiol and testosterone and the anti-inflammatory drug dexamethasone.teroid ring system: The parent ABCD steroid ring system (hydrocarbon framework) is shown with IUPAC-approved ring lettering and atom numbering. A steroid is an organic compound with four rings arranged in a specific configuration.
Adj. 1. intramural-carried on within the bounds of an institution or community; most of the students participated actively in the college's intramural sports program. extramural-carried on outside the bounds of an institution or community; extramural sports. Translations.
Inter- vs Intra-â. âInter-â and âintra-â are two prefixes which are commonly used in the English language. They sound similar, but when used with other words form words which are very different from each other. These two prefixes cannot be used in place of one another. One should be careful while using âinter-â and âintra-â as they can change the meaning of the word altogether. Prefix intra-Intra- means âwithinâ or âinside.â When used as a prefix with words, it means âwithin a group.â There are many words which are formed with the prefix intra- for example, intracompany, intranet, intramural football, etc. There are many medical terms which also use the prefix intra- for example, intravenous, intracranial, etc.