30 Questions
Which route of administration allows drugs to bypass first-pass metabolism?
Sublingual
Which formulation can be used for oral administration?
Enteric-coated tablets
Which age group may have reduced renal and liver function affecting drug elimination?
Elderly people
Which condition may impact the absorption, distribution, metabolism, and elimination of drugs?
Stomach ulcers
Which route of administration involves direct application on skin and mucosal surfaces?
Topical
For which type of drug could sublingual administration be ideal?
Lipophilic drugs
Which characteristic makes oral administration the most commonly used route?
Ease and convenience
Which age group might have incomplete development of renal elimination?
Infants
Which route of administration involves injections into fatty tissue?
Intramuscular
Which disease might affect drug metabolism leading to altered drug levels in the body?
Liver cancer
What is the primary route of administration for oral medications?
Through the mouth
Which route of administration bypasses the first-pass effect?
Parenteral administration
What is the advantage of sublingual administration?
It produces a rapid onset of action
Which route of administration is used for localized effects?
Topical administration
What is the primary advantage of parenteral administration?
It produces a rapid onset of action
Which route of administration involves injecting a drug into a muscle?
Intramuscular administration
What is the primary disadvantage of oral administration?
It is susceptible to the first-pass effect
Which route of administration involves injecting a drug under the skin?
Subcutaneous administration
What is the primary advantage of topical administration?
It allows for localized effects
Which route of administration involves injecting a drug into a vein?
Intravenous administration
What is the primary advantage of parenteral administration over oral administration?
Avoids potential problems with absorption
Which route of administration involves the use of nasal sprays to deliver antidiuretic hormone?
Local administration
What determines the rate of diffusion of drugs across the GI tract?
Molecular weight and lipid solubility
What is the primary mechanism of drug absorption across the GI lining?
Passive diffusion
Which of the following is an example of topical administration?
Transdermal application
What is the term for the movement of drugs through the cellular barriers of the GI lining?
Diffusion
What is the purpose of protein binding in the bloodstream?
To facilitate drug distribution
What is the term for the process by which drugs cross the GI lining?
Absorption
What is the term for the administration of drugs through the skin using patches?
Transdermal administration
What is the primary characteristic of drugs that are highly bound to plasma proteins?
They are poorly absorbed
Learn about the different routes of administration in pharmacology, including oral, topical, and parenteral methods. Understand how different medications are delivered through drops, sprays, injections, and infusions for local and systemic effects.
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