The numerous functions of body cells have been determined from observation and careful study of experimental:

a. observations
b. happenings
c. mistakes
d. data

answer; /// blank(1)dementia; blank(2); ///delirium;

answer; ///asking more questions; ///is your answer

that information cannot be released except with patient permission or to immediate family members. you could state the patient is ok but you cannot give any information on the illness or on treatment being given.