Portage NUR 251 - Pharmacology - Test 1 | 378 QUESTIONS AND
ANSWERS WITH VERIFIED SOLUTIONS 100% CORRECT |
NEW UPDATE 2025
Pharmacology - ANSWER Study of chemicals that alter the function of living
organisms.
Drugs can be used to: - ANSWER 1. Prevent disease
2. Diagnose Disease
3. Cure disease
4. Treat symptoms of disease
Drugs have many different effects on the body including - ANSWER (1)
Therapeutic effects
(2) Side effects
(3) Adverse effects
(4) Toxic effects
Therapeutic effect - ANSWER desired drug effect to alleviate some condition of
symptom
Side effects - ANSWER any effect other than the therapeutic effect that are
usually undesirable but not harmful
,Adverse effect - ANSWER general term for undesirable and potentially harmful
drug effect
Toxic effects - ANSWER undesirable drug effect that implies drug poisoning;
can be very harmful or life-threatening
Mechanism of action - ANSWER How a drug produces its effects
targeted sit of action - ANSWER the location within the body where a drug
exerts its therapeutic effect, often a specific drug receptor
Receptors - ANSWER specific cellular structures that a drug binds to in order to
produce a physiologic effect
Agonist receptor - ANSWER works to activate a physiologic response or drug
effect
Antagonist receptor - ANSWER works to interfere with other drugs or
substances from producing a drug-effect
Dose-dependent relationship - ANSWER basic principle of pharmacology which
states that the response to any drug depends on the amount of drug given
Onset of action - ANSWER the time from the drug administration to the first
observable effect
,Duration of action - ANSWER the length of time that the drug continues to
produce its effect
Drug Names include - ANSWER 1. Chemical Name
2. Describe the chemical composition and molecular structure
3. Generic name - nonproprietary name
4. Trade name - Owned by the producing company.
Classification of drugs based on similarities of properties - ANSWER 1.
Structure - e.g. beta blockers
2. Use - e.g. antibiotics
Aqueous Preparations - ANSWER syrups - a solution of water and sugar to
which a drug is added
Tablets - ANSWER drug powders that have been compressed into convenient
form for swallowing. disintegrates in stomach more rapidly than most other solid
preparations
Troches and lozenges - ANSWER flattened tablets that are allowed to dissolve
in the mouth
Capsules - ANSWER Gelatin shells filled with powdered or liquid medication
, Delayed-release Products - ANSWER Tablets or capsules that are treated with a
special coating designed so that the drug produces its effect over an extended
time
Enteric Coated Products - ANSWER Tablets that are coated with an acid-
resistant substance to prevent dissolution in the stomach
Suppositories - ANSWER Drugs mixed with a substance that will melt at body
temperature when inserted into the rectum, urethra, or vag
Ointments - ANSWER soft oily substances containing a drug that is applied to
the skin
Transdermal patch - ANSWER the drug is released from a bandage or patch and
then is absorbed through the skin into the blood stream providing continuous
source of drug over 24 hours
Routes of Administration - ANSWER The ways used to get a drug into the
tissues of the body, where they can produce their effects. The two main routes are
oral and parenteral.
Oral administration - ANSWER route of drug administration by way of the
mouth through swallowing
Parenteral administration - ANSWER route of drug administration that does
not involve the gastrointestinal (GI) tract
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller StudySet. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $15.49. You're not tied to anything after your purchase.
