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Drug Absorption Process Quiz

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Questions and Answers

Why is the rate at which a drug is absorbed important?

To ensure a rapid onset of action and higher blood levels

To prevent drug degradation and interaction due to rapid absorption

To achieve and maintain therapeutic plasma concentration for the desired effect (correct)

To allow for the administration of large fluid volumes

Which route of drug administration is the most common for the administration of majority of drugs?

Subcutaneous route

Gastrointestinal (GI) route (correct)

Intravenous (IV) route

Intramuscular injection (IM) route

What is an advantage of the intravenous (IV) route of drug administration?

May inject large fluid volumes

Requires skill in insertion of infusion set

Suitable for irritating drugs (correct)

Rapid absorption from aqueous solutions

What is a disadvantage of the subcutaneous route of drug administration?

Increased chance for adverse reaction Signup and view all the answers

Which enteral route includes skin, eyes, or other specific membranes for drug administration?

Topical route Signup and view all the answers

Which process is defined as the movement of unchanged drug from the site of administration to systemic circulation?

Absorption Signup and view all the answers

How can the effectiveness of a drug be assessed?

By measuring the drug concentration in plasma Signup and view all the answers

What is the significance of measuring the drug concentration in plasma?

It helps in assessing the presystemic metabolism Signup and view all the answers

What does the first-pass effect refer to?

The metabolism of a drug before it reaches systemic circulation Signup and view all the answers

In which type of drug administration is absorption considered a prerequisite step for pharmacological action?

Oral administration Signup and view all the answers