Which are examples of negative feedback

Latesha moore has a choice at work between a traditional health insurance plan that pays 80 percent of the cost of doctor visits after a $250 deductible and an hmo that charges an $8 co-payment per visit + a $20 monthly premium deduction from her paycheck. latesha anticipates seeing a doctor once a month for her high blood pressure. the cost of each office visit is $50. she normally sees the doctor an average of three times a year for other health concerns. comment on the difference in costs between the two health care plans and the advantages and disadvantages of each.

Adouble-blinded trial for a new indication is conducted under an ind comparing two (2) marketed drugs, at twice the approved prescribed doses. on day 2, subject 603 had difficulty breathing. although it was life-threatening initially, subject 603 was treated and discharged directly from the emergency department after complete recovery. on day 5, subject 20 had a headache, which led to hospitalization and required blood pressure lowering medications. these episodes cannot be explained on the basis of the pharmacological property of either drug or the subjects' medical histories. the investigator would submit an sae report for

Which of the following statements is true?