A group of student nurses are reviewing the process of drug development. Which statement best identifies the concept of a placebo?

A medication that supports physiological well-being

Medication designed to have more benefits than risks

An inactive substance that is used for comparison in drug studies

The active ingredient in a drug preparation

Answer and Explanation

The Correct Answer is C

A. A medication that supports physiological well-being: A placebo does not have active therapeutic effects and is used in research, not for direct physiological support.

B. Medication designed to have more benefits than risks: This statement refers to a drug with a favorable benefit-risk profile, not a placebo.

C. An inactive substance that is used for comparison in drug studies: This is the correct definition of a placebo. It is an inactive substance that has no therapeutic effect, used to compare against the active drug in clinical trials.

D. The active ingredient in a drug preparation: This statement describes the component responsible for the therapeutic effect of a drug, not a placebo.

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Correct Answer is B

Explanation

A. Biotransformation: This refers to the chemical alteration of a drug in the body, usually by the liver, into metabolites. It does not describe the movement of the drug to the target organ.

B. Distribution: This is the correct answer. Distribution refers to the process by which a drug is transported by the blood to the target organ or tissues after it is absorbed into the bloodstream.

C. Excretion: This is the process of eliminating waste products, including drugs, from the body, typically through the kidneys. It does not involve the movement to the target organ.

D. Absorption: This refers to the process by which a drug enters the bloodstream from the site of administration. It precedes distribution but does not describe the movement to the target organ.

A. endangering the elderly B. causing birth defects in the unborn fetus C. cancer-causing D. endangering the health of the mother

Correct Answer is B

Explanation

A. Endangering the elderly: Teratogenicity does not refer to endangering the elderly. It is related to effects on the fetus.

B. Causing birth defects in the unborn fetus: Teratogenic substances are those that can cause birth defects when a pregnant woman is exposed to them.

C. Cancer-causing: Substances that cause cancer are called carcinogens, not teratogens.

D. Endangering the health of the mother: While some teratogens can also affect the mother, the term specifically refers to causing birth defects in the fetus.

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A group of student nurses are reviewing the process of drug development. Which statement best identifies the concept of a placebo?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

Which term means moving of the medication from the site of administration to the target organ?

Correct Answer is B

Explanation

What does teratogenic refer to?

Correct Answer is B

Explanation

which of the following is a sign of anaphylaxis?

A nurse is working with a patient who has been taking medication for anxiety for several weeks and now reports that the medication doesn't seem to work anymore. The patient has stopped taking the medication, as it doesn't work. Which finding should the nurse suspect?

The LPN/LVN is aware of the drug cycle that begins with the administration of a drug. Which factor(s) would influence the amount of time needed to complete the drug cycle of a drug? Select all that apply.

The nurse is preparing to apply a topical ointment to a patient with a sore throat. Which instruction by the nurse would lead to first to help facilitate absorption of the medication?

The nurse is administering a lozenge to a patient for treatment of a sore throat. Which instruction by the nurse would lead to increased absorption of the medication?

A patient has been taking oral contraceptives for a few years as their method of birth control and calls the clinic to get a refill. The patient's last office visit was 3 months ago. What is the best nursing response?

A nurse should have a patient remain in the office for 15 minutes following the administration of which of the following medications? Select all that apply.

Shortly after providing a new sleeping pill to a patient on the medical unit, the nurse answers the patient's call light. Which of the following findings would indicate to the nurse that the patient is experiencing an anaphylactic reaction to the medication?