Analyze Figure 8

question 19

Multiple Choice

Analyze figure 8.7. In the text Which of the following can be concluded from these data?

• A) Each motor neuron innervates multiple muscle fibers
• B) Each motor neuron innervates muscle fibers of the same type (fast, fatigable, fast, fatigue-resistant, etc.)
• C) alpha-bungarotoxin leads to muscle weakness by inhibiting the detection of acetylcholine
• D) motor neurons synapse at locations that may or may not contain acetylcholine receptors
• E) all of the above can be concluded from these data

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Definitions:

Multiple Comparison Methods

Multiple comparison methods are statistical procedures used to evaluate differences among three or more group means while controlling for the probability of making type I errors.

Fisher's LSD Procedure

A statistical method used for comparing means when the null hypothesis has been rejected in an ANOVA test, standing for Least Significant Difference.

ANOVA

Stands for Analysis of Variance, a statistical method used to determine the existence of significant differences between the means of three or more independent groups.

F-test

A statistical test used to compare either two variances or the variances of more than two groups at the same time.