Final answer:
The Final Deletion Rule in English involves omitting the final in words where it marks a soft or and a suffix starting with , , or is added. If the final marks a long vowel, it's deleted only when a vowel-starting suffix is added. Medical Rule 7 for terms ending in NX involves changing X to G and adding ES for pluralization.
Step-by-step explanation:
Understanding the Final Deletion Rule in Spelling
The subject of this question falls under the domain of English, specifically focusing on spelling rules.
The rule mentioned, the Final Deletion Rule, is applicable when adding suffixes to words ending in a silent .
According to this rule, you delete the final that indicates a soft or if the suffix being added starts with , , or .
However, if the final is signaling a long vowel, it is only deleted when the suffix begins with any vowel.
As for the specific Medical Rule 7 referred to, it dictates that when a medical term ends in NX, you should change the X to a G and add ES to properly pluralize the term.