Morphine is said to be an abused drug. Discriminate the terms 'use' and 'abuse' of drugs based on this example.

Explanation

### Step-by-Step Text Solution

1. **Definition of Drug Use**: Drug use refers to the consumption of drugs for legitimate medical purposes. In the case of morphine, it is used as an analgesic to relieve pain, particularly in clinical settings. This means that morphine is administered to patients who are suffering from severe pain, and it is done under medical supervision.

2. **Definition of Drug Abuse**: Drug abuse, on the other hand, occurs when drugs are taken without medical necessity or in a manner that is harmful. This can involve taking morphine for reasons other than pain relief, such as for recreational purposes or to escape reality. When individuals develop a physical or psychological dependence on morphine, it is classified as drug abuse.

3. **Physical and Psychological Dependence**: In the context of morphine, drug abuse can lead to both physical and psychological dependence. Physical dependence means that the body adapts to the drug, requiring more of it to achieve the same effect, while psychological dependence refers to the emotional or mental reliance on the drug to function normally.

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