This website uses cookies to ensure you have the best experience. Learn more

Pharmacology Essay

990 words - 4 pages

Pharmacology.
1. A drug, given as a 100-mg single dose, results in a peak plasma concentration of 20 μg/mL. The apparent volume of distribution is (assume a rapid distribution and negligible elimination prior to measuring the peak plasma level):
A. 0.5 L.
B. 1 L.
C. 2 L.
D. 5 L.
E. 10 L.
Answer: D

2. A drug with a half-life of 12 hours is administered by continuous intravenous infusion. How long will it take for the drug to reach 90 percent of its final steady state level?
A. 18 hours.
B. 24 hours.
C. 30 hours.
D. 40 hours.
E. 90 hours.
Answer: D

3. Which of the following results in a doubling of the steady-state concentration of a drug?
A. Doubling the rate of infusion.
...view middle of the document...

B. The greater the efficacy, the greater the potency of a drug.
C. In selecting a drug, potency is usually more
important than efficacy.
D. A competitive antagonist increases the ED50.
E. Variation in response to a drug among different individuals is most likely to occur with a drug showing a large therapeutic index.
Answer: D

8. Variation in the sensitivity of a population of individuals to increasing doses of a drug is best determined by which of the following?
A. Efficacy.
B. Potency.
C. Therapeutic index.
D. Graded dose–response curve.
E. Quantal dose–response curve.
Answer: E

9. Which of the following statements most accurately describes a system having spare receptors?
A. The number of spare receptors determines the maximum effect.
B. Spare receptors are sequestered in the cytosol.
C. A single drug–receptor interaction results in
many cellular response elements being activated.
D. Spare receptors are active even in the absence of agonist.
E. Agonist affinity for spare receptors is less than their affinity for nonspare receptors.
Answer: C

10. A patient was given a 200 mg dose of a drug IV, and 100 mg was eliminated
during the first two hours. If the drug follows first -order elimination kinetics,
how much of the drug will remain 6 hours after its administration?
A. None
B. 25mg
c. SOmg
D. 75mg
E. 100 mg
Answer: B

11. Drugs that are administered IV are
A. Rapidly absorbed
B. Subject to first-pass metabolism
C. 100% bioavailable
D. Rapidly excreted by the kidneys
E. Rapidly metabolized by the liver
Answer: C

12. Drugs that are highly bound to albumin:
A. Effectively cross the BBB
B. Are easily filtered at the glomerulus
C. Have a large V d
D. Often contain quaternary nitrogens
E. Can...

Other Papers Like Pharmacology

Pharmacology Essay

402 words - 2 pages Keyontaye Meariday February 18, 2015 LRC project #3 Restless Leg Syndrome: * Restless Leg Syndrome is a disorder characterized by an unpleasant tickling or twitching sensation in the leg muscles when sitting or lying down, which is relieved only by moving the legs. Causative Agent: * RLS also appears to be related to the following factors or conditions, although researchers do not yet know if these factors actually cause RLS

Pharmacology Essay

1764 words - 8 pages The Theology of Sexuality Ashlee Mason Liberty University Abstract Sex and Marriage There are many excerpts from the Bible that speak on what sex is supposed to entail. Sex is God’s gift to men and women who come together in the commitment of marriage. * Hebrews 13:4, NIV. "Marriage should be honored by all, and the marriage bed kept pure." * I Corinthians 7:3,4, NIV says, "The husband should fulfill his marital duty to his wife

Pharmacology Case Study

1668 words - 7 pages University of Phoenix Material Pharmacology Case Study Analysis Worksheet Read the University of Phoenix Material: Pharmacology Case Study. Write a 350 word response to each of the following questions. The use of your textbooks or scholarly sources is recommended. Format any references consistent with APA guidelines. 1. What are two interventions that would help this couple take the correct medications at the correct times and on the

The Pharmacology of Aliskiren

1431 words - 6 pages The Pharmacology of Aliskiren, and its Safety and Efficacy in the Treatment of Hypertension Kiandra Arnold PHM 813, Summer 2015 Hypertension is a common condition in which blood pressure in the arteries is elevated. A number of conditions can cause blood pressure to spike, but in hypertension there is a chronic elevation of blood pressure. There are two types of hypertension; primarily (essential) and secondary hypertension. 90-95% of

Cardio Pharmacology Quiz

2364 words - 10 pages Cardiovascular Pharmacology Quiz (25 Questions) Protamine sulfate: antidote for heparin (use is when patient’s aPTT is very high) Vitamin K: antidote for coumadin (uses PT/INR); both work slowly. Why are Coumadin and Heparin given together? If you have DVT treatment, it can keep existing blood clots from getting larger or prevent new ones from forming. They do this by preventing the production of certain proteins needed

Fundamentals of Pharmacology Lecture 1

863 words - 4 pages Pharmacokinetics vs pharmacodynamics * * What is a Drug Most broad definition: chemical entity that affects a living protoplasm Difference between drug and medicine Medicine is a kind of drug – used to treat, cure, prevent or diagnose disease What is Pharmacology Study of drugs and medicine Very broad Includes chemistry, biology, biochemistry, physiology, pathology, pathophysiology, molecular biology, enzymology, genetics

Pharmacology of Hypertension and Hyperlipidemia

714 words - 3 pages complete cease of intake due to temporary relief of symptoms may result into the progression of the disease. REFERENCES: Katzung, B., Masters, S. & Trevor, A. (2015). Basic & Clinical Pharmacology 12th edition. Ames, RP. Hyperlipidemia in hypertension: causes and prevention. PubMed. Retrieved from http://www.ncbi.nlm.nih.gov/pubmed/1927888

Pharmacology Study Guide

1200 words - 5 pages EXAM 3 Study Guide PPRA3315 * Know which classes of antibiotics are bacteriostatic versus bactericidal * When given an antibiotic be able to identify its class AND the mechanism of action for that class * Recognize common or unique adverse reactions/side effects for antimicrobial drug classes * Know common dosage forms and treatment durations of antifungals * Recognize commonly used HIV medications * Know how drugs

5-Ht Receptor Family

1289 words - 6 pages for the 5-HT4 receptor and mRNA editing in conjunction with 5-HT2C receptors (Bockaert et al., 2006). 5-HT1, 5-HT2, 5-HT4, 5-HT5, 5-HT6 and 5-HT7 are metabotropic G-protein coupled receptors (GPCRs), whereas 5-HT3 is uniquely ionotropic, (Engleman et al., 2008) (see Fig. 1.) Walstab, J., Rappold, G. and Niesler, B. (2010). 5-HT3 receptors: Role in disease and target of drugs. Pharmacology & Therapeutics, 128(1), pp.146-169. Fig. 1

The Clonidine

1162 words - 5 pages Pharmacology: Clonidine Vu H. Phan, D.C., QME, L.Ac Hardin Simmons University Patty Hanks Shelton School of Nursing Pharmacology for Nursing Heather Flores, RN, MSN November 30th, 2009 Clonidine is a centrally acting alpha 2 agonist. Clonidine is approved to treat hypertension and relief severe pain. Clonidine has minimal adverse effects. It is both safe and effective. (Lehne, R, 2010) Mechanism of Antihypertensive Action

Medicinal Chemistry

1369 words - 6 pages Pharmaceutical chemistry" redirects here. For the subject being offered to the GCE A-level students in Singapore, see H3 Pharmaceutical Chemistry. Medicinal chemistry and pharmaceutical chemistry are disciplines at the intersection of chemistry, especially synthetic organic chemistry, and pharmacology and various other biological specialties, where it is involved with design, chemical synthesis and development for market of pharmaceutical

Related Essays

Pharmacology Essay

720 words - 3 pages  Substance Abuse Selinna Echavarria Liberty University Pharmacology There are two major forms of drug administration: external and parental. The external form of drug administration is most common in a tablet form and its functions hold the form until it reaches the gastrointestinal tract and then breaks down into the blood stream (Doweiko, 2015). Another common form of external drug administration

Pharmacology Essay 1025 Words

1025 words - 5 pages University. BIO-316VPharmacology for Health Care Course web site: http://angel.gcu.edu/angel1uploads/Content/BIO316v Mosby/Elsevier. (2009). Mosby medical dictionary (8th ed.). By Mosby, Inc. ISBN 0323052908 Olson, J. (2003). Clinical pharmacology made ridiculously simple (3nd ed.). Miami, Fl: MedMaster, Inc. ISBN 978-0-94-0780-76-7

Applied Pharmacology Essay

2510 words - 11 pages drug at which it’s expected that the pharmacology of the drug would have to be analyzed for increased understanding of its operations. The addiction concept with the morphine drug is another issue that is deemed to make the reader develop an understanding of the drugs effects in relation to other drugs. The abuse concept though related to the addiction process can develop within some individuals seeking extra performance to be developed by the

Pharmacology Essay 1567 Words

1567 words - 7 pages 1. Imagine that a family friend or colleague has just been diagnosed with cancer. Explain how the American Cancer Society might provide education and support. What ACS services would you recommend and why? Unfortunately, I do not have to imagine having a family friend recently diagnosed with cancer. Sad-fully, this is a true reality for one of my closest friend’s two year old son. Little David was diagnosed with ALS (b-cell) in the past months