22. One purpose of the down the axon. a receptor site b. axon terminal c. synapt

Question

22. One purpose of the down the axon. a receptor site b. axon terminal c. synaptic vesicle d. myelin is to speed up the neural message traveling 23. All of the following are accurate statements regarding random assignment EXCEPT a. it is a procedure that allows individual characteristics to be roughly balanced between groups it is a procedure in which subjects are assigned to a positive correlation or a negative correlation condition b it is a procedure in which each subject has the same possibility of being assigned to a given group it is a procedure for assigning people to experimental and control groups c. d. Which of the following is a common ethical guideline suggested by the American Psychological Association? a. Participants must be allowed to make an informed decision. b. Participants may not withdraw once they start c. Participants cannot be subjected to shock of any kind d. Participants cannot be deceived about aspects of the research 24. 25. In 1879, in Leipzig, Germany, the first psychological laboratory was overseen by a. Wilhelm Wundt b. Sigmund Freud c. William James d. William Tell 26. Drinking orange juice is negatively correlated with the risk of cancer. Based on this information, which of the following statements is true? a. Drinking orange juice causes people to be cancer free. b. The more orange juice you drink, the higher your risk of cancer. c. The less orange juice you drink, the lower your risk of cancer d. The more orange juice you drink, the lower your risk of cancer. 27. In addition to describing and explaining mental processes and behavior, psychology also attempts to a. analyze and manipulate b. categorize and organize c. predict and control d. synthesize and regulate these phenomena.

Explanation / Answer

Ans 22: d) myelin

The myelinated neurons have higher speed of neurotransmission as compared to the non myelinated ones. The impuse in non myelinated ones transverse continiously as waves , but in the myelinated ones they hop while propagation called as saltatory conduction.

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