Which term means the point at which a medication has the optimal desired effect?

Therapeutic level

therapeutic index

Toxic level

Therapeutic range

Answer and Explanation

The Correct Answer is A

A. Therapeutic level: This is the correct answer. It refers to the concentration of a drug in the bloodstream at which it achieves the desired effect without causing toxicity.

B. Therapeutic index: This is a ratio that compares the toxic dose to the therapeutic dose of a drug. It does not refer to the point of optimal effect.

C. Toxic level: This refers to the concentration of a drug at which it becomes harmful or toxic. It is not associated with the desired effect.

D. Therapeutic range: This refers to the range between the minimum effective concentration and the toxic concentration of a drug. It does not pinpoint the optimal effect but indicates the safe range.

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Correct Answer is ["A","C","D"]

Explanation

A. Replacement medications provide needed physiological components: Replacement therapy provides substances that the body is deficient in, such as insulin for diabetes.

B. Destructive medications are always curative: Destructive medications, such as chemotherapeutic agents, may destroy pathological cells but are not always curative.

C. Palliative therapy provides pain relief: Palliative therapy aims to relieve symptoms and improve quality of life rather than cure.

D. Diagnostic drugs help to identify pathological processes: Diagnostic drugs are used in tests and procedures to help identify and diagnose diseases.

E. Prophylactic medications are curative: Prophylactic medications are used to prevent diseases, not cure them.

A. minerals B. plants C. animal sources D. solvents

Correct Answer is B

Explanation

A. Minerals: Minerals do not contain Vitamin C. They are inorganic substances needed for various body functions.

B. Plants: Vitamin C is abundant in plant sources such as citrus fruits, strawberries, and green vegetables.

C. Animal sources: While animals produce Vitamin C, it is not typically a significant source in the human diet compared to plant sources.

D. Solvents: Solvents are substances used to dissolve other substances and do not contain nutrients like Vitamin C.

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Which term means the point at which a medication has the optimal desired effect?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

Based on the classification system of pharmacodynamics, which category statements are accurate? (Select all that apply.)

Correct Answer is ["A","C","D"]

Explanation

Vitamin C can be found in which of the following sources?

Correct Answer is B

Explanation

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Which term means leaving the body?

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