COMMUNICATIONS RETINAL CYSTS ANDRETINOSCHISIS* BY C. G. KEITH DepartmentofPathology, Institute ofOphthalmology, University ofLondon SINCE the term retinoschisis came into commonophthalmological parlance, it has oftenbeenusedas thoughthe conditionwereadefinite entity, differing fromretinal cysts bythe process byWhichit arose.
The definition of imperative is something that has authority or is absolutely necessary. 1  An example of imperative is the power that a government has over its people.  An example of imperative is the decision to give a cesarean in a breach birth.
â¢ An imperative sentence gives a command or makes a requests. The subject âyouâ is understood. â¢ (You) Report any safety violations to the supervisor. - command Practice â¢ Directions: label each sentence dec for declarative sentence or imp for imperative sentence. â¢ _IMP_ Always wear eye protection in the laboratory. 1.