Pharmacology Basics Quiz

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What is the purpose of an enteric coating for oral drugs?

To speed up the drug release in the stomach

To protect the drug from stomach acid and deliver it to the intestine (correct)

To enhance drug absorption in the stomach

To protect the drug from enzymes in the small intestine

Which route of drug administration is considered the safest and most common method?

Enteral (correct)

Parenteral

Intravenous

Topical

Why are extended-release formulations advantageous for drugs with short half-lives?

They have no advantages for drugs with short half-lives

They speed up drug absorption

They require less frequent dosing (correct)

They result in larger peaks and troughs in plasma concentration

What is the downside of oral drug administration?

Complicated pathways involved in drug absorption Signup and view all the answers

When would enteric-coated preparations be useful?

For protecting acid labile drugs from stomach acid Signup and view all the answers

Why is enteral administration particularly advantageous for drugs requiring long-term treatment?

It facilitates direct absorption into the bloodstream Signup and view all the answers

Which class of drug-body interaction determines the group in which the drug is classified?

Pharmacodynamic processes Signup and view all the answers

What is the significance of pharmacokinetic processes in the administration of drugs to a patient?

Determining the elimination pathway of the drug Signup and view all the answers

Which process allows entry of the drug into plasma from the site of administration?

Absorption Signup and view all the answers

What happens to the drug and its metabolites as part of pharmacokinetic processes?

They are eliminated from the body in urine, bile, or feces Signup and view all the answers

What is the most complex aspect of oral drug absorption?

The low gastric pH inactivation of some drugs Signup and view all the answers

In what way is buccal administration different from sublingual administration?

Sublingual administration allows for direct absorption into the bloodstream, while buccal does not Signup and view all the answers

Why is parenteral administration considered an alternative to enteral administration?

It enables rapid drug onset and bypasses the gastrointestinal tract Signup and view all the answers

What is the primary disadvantage of topical drug administration compared to enteral and parenteral routes?

Lack of direct absorption into the bloodstream Signup and view all the answers

What is the primary advantage of parenteral administration of drugs?

Avoidance of first-pass metabolism and the harsh GI environment Signup and view all the answers

Which type of drug is best suited for intravenous (IV) administration?

Neuromuscular blocker rocuronium Signup and view all the answers

What are the drawbacks of parenteral administration?

Potential for local tissue damage and infections Signup and view all the answers

Why is subcutaneous administration suitable for some drugs?

To provide a slow, sustained release of the drug Signup and view all the answers

What is the primary advantage of using enteric-coated preparations for certain drugs?

Protection from stomach acid Signup and view all the answers

Why are extended-release formulations advantageous for drugs with short half-lives?

They maintain concentrations within the therapeutic range over a longer duration Signup and view all the answers

What are the primary advantages of sublingual and buccal routes of drug absorption?

Rapid absorption and ease of administration Signup and view all the answers

Why are enteric-coated preparations particularly useful for drugs that are irritating to the stomach?

They minimize contact with stomach acid Signup and view all the answers

Which type of medications may benefit the most from extended-release formulations?

Medications with short half-lives Signup and view all the answers

What is the primary function of an enteric coating for oral drugs?

To prevent drug degradation in the acidic stomach environment Signup and view all the answers

In what scenario would sublingual or buccal administration be particularly advantageous?

For drugs that need rapid absorption Signup and view all the answers

Why are enteric-coated preparations useful for drugs like aspirin?

To prevent irritation to the stomach lining Signup and view all the answers

Pharmacology Basics Quiz

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Questions and Answers

What is the purpose of an enteric coating for oral drugs?

Which route of drug administration is considered the safest and most common method?

Why are extended-release formulations advantageous for drugs with short half-lives?

What is the downside of oral drug administration?

When would enteric-coated preparations be useful?

Why is enteral administration particularly advantageous for drugs requiring long-term treatment?

Which class of drug-body interaction determines the group in which the drug is classified?

What is the significance of pharmacokinetic processes in the administration of drugs to a patient?

Which process allows entry of the drug into plasma from the site of administration?

What happens to the drug and its metabolites as part of pharmacokinetic processes?

What is the most complex aspect of oral drug absorption?

In what way is buccal administration different from sublingual administration?

Why is parenteral administration considered an alternative to enteral administration?

What is the primary disadvantage of topical drug administration compared to enteral and parenteral routes?

What is the primary advantage of parenteral administration of drugs?

Which type of drug is best suited for intravenous (IV) administration?

What are the drawbacks of parenteral administration?

Why is subcutaneous administration suitable for some drugs?

What is the primary advantage of using enteric-coated preparations for certain drugs?

Why are extended-release formulations advantageous for drugs with short half-lives?

What are the primary advantages of sublingual and buccal routes of drug absorption?

Why are enteric-coated preparations particularly useful for drugs that are irritating to the stomach?

Which type of medications may benefit the most from extended-release formulations?

What is the primary function of an enteric coating for oral drugs?

In what scenario would sublingual or buccal administration be particularly advantageous?

Why are enteric-coated preparations useful for drugs like aspirin?

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