The Nurse Is Preparing to Administer a Medication to a Client

question 13

Short Answer

The nurse is preparing to administer a medication to a client on a medical-surgical unit. The median lethal dose of the drug is 40 mg, and the median effective dose is 10 mg. The nurse calculates the therapeutic index to be _____.

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Definitions:

Photoreceptor

Specialized retinal neuron that transduces light into neural activity.

Circadian Rhythms

Natural, internal processes that regulate the sleep-wake cycle and repeat roughly every 24 hours, influencing physical, mental, and behavioral changes.

Retinohypothalamic Tract

A neural pathway that carries information from the retina to the hypothalamus, involved in regulating circadian rhythms.

Circadian Rhythms

The natural, internal processes that regulate the sleep-wake cycle and repeat roughly every 24 hours, influencing physical, mental, and behavioral changes.