Although Drug a and Drug B Have the Same ED₅₀

question 9

Multiple Choice

Although drug A and drug B have the same ED₅₀, drug B has a wider therapeutic index (TI) ; therefore, drug A has a greater LD₅₀ than drug B.

• A) Both parts of the statement are true.
• B) Both parts of the statement are false.
• C) The first part of the statement is true; the second part is false.
• D) The first part of the statement is false; the second part is true.

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Definitions:

Receptive Field

The specific area within the visual world that elicits a response from any sensory neuron.

Lamellated Corpuscles

Pressure receptors in the skin and other organs that respond to deep pressure and vibration.

Ruffini Corpuscles

Sensory receptors in the skin that respond to stretch and sustained pressure.

Two-Point Discrimination

The ability of the skin to distinguish two nearby points as separate stimuli, a measure of sensory nerve function.