Which of the Following "Pupil Events" Is a True Statement

question 88

Multiple Choice

Which of the following "pupil events" is a true statement?

• A)Muscarinic activation causes mydriasis.
• B)Muscarinic blockade induces miosis.
• C)Alpha1 activation causes the radial muscle to contract,causing mydriasis.
• D)Pupil diameter is determined by the rectus and oblique extrinsic eye muscles.

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Definitions:

Degrees Of Freedom

A concept in statistics referring to the number of independent values or quantities which can vary in the computation of a statistic, often related to the number of observations in a sample minus the number of restrictions or parameters.

T-Distribution

A type of probability distribution that is symmetric and bell-shaped, used in statistics for small sample sizes when the population variance is unknown.

Confidence Interval

A scope of values, derived through sample statistical methods, seen as likely to include the value of an unascertained population parameter.

Population Mean

The average of a set of numerical values obtained from every member of a population.