Which of the Following Statements About Morphine Is/are Correct

question 13

Multiple Choice

Which of the following statements about morphine is/are correct?

• A) Morphine is obtained from raw opium.
• B) Morphine is the most effective pain reliever known to man.
• C) The use of morphine increased considerably with the invention of the hypodermic syringe.
• D) All statements are correct.

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Definitions:

Cross-sectional Study

A type of observational study that analyzes data from a population at a specific point in time.

Phase II Clinical Trial

A type of study designed to assess the efficacy and further evaluate the safety of a drug or therapy in a larger group of participants than phase I trials.

Intention-to-treat Analysis

An approach in clinical trials where participants are analyzed in the groups to which they were originally assigned, regardless of whether they completed the intervention.

Placebo

A substance with no therapeutic effect, used as a control in testing new drugs to assess the drug's effectiveness beyond the placebo effect.