A Surgeon Operates on the Lumbar Nervous System to Relieve

question 11

Multiple Choice

A surgeon operates on the lumbar nervous system to relieve intractable pain in a terminal cancer patient.What specific part of the nervous system would be cut?

• A) Visceral root
• B) Dorsal root
• C) Ventral root
• D) Spinal nerve
• E) Basal plate of the spinal cord

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Definitions:

F Statistic

A ratio used in statistical analysis to determine the relationship between variances and to test hypotheses about the means of several populations.

Alternative Hypothesis

In statistical hypothesis testing, it is the hypothesis that suggests there is a difference or effect, in contrast to the null hypothesis which suggests no effect or difference.

Population Mean

The average characteristic or measure of a total population, representing a central or typical value of the population data.

Common Standard Deviation

A measure used in the context of comparing groups that assumes all groups have the same standard deviation, often used in analyses such as ANOVA.