Which of the Following Is the Most Direct Result of Depolarizing

question 10

Multiple Choice

Which of the following is the most direct result of depolarizing the presynaptic membrane of an axon terminal?

• A) Voltage-gated calcium channels in the membrane open.
• B) Synaptic vesicles fuse with the membrane.
• C) Ligand-gated channels open, allowing neurotransmitters to enter the synaptic cleft.
• D) An EPSP or IPSP is generated in the postsynaptic cell.

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Definitions:

Large-Sample Z-Test

A statistical hypothesis test used when the sample size is large, generally over 30, utilizing the standard normal distribution.

Test Statistic

A value, derived from sample data, used in hypothesis testing to determine whether to reject the null hypothesis.

Rejection Region

The range of values for which the null hypothesis is rejected in hypothesis testing.

Wilcoxon Signed-Rank Test

A non-parametric statistical test used to compare two related samples to determine if their population mean ranks differ.