In a classic study, Sanes and colleagues (1990) transected motor neurons that controlled the muscles of the vibrissae of rats. Several weeks later, stimulation of the area of motor cortex that had previously moved their vibrissae

A) had no observable effect.
B) moved their tails.
C) caused the rats to run in a circle.
D) moved the muscles of the face.
E) stimulated the growth of neural sprouts.


Answer: D

Psychology

You might also like to view...

Which of the following chart notations introduced in Exercise 6 corresponds to a procedure for compound conditioning involving 10 pairings of the compound CS with the US?

a. 10: CSML-USM b. 10: CSMT-USM c. 10: CSML&CSMT-USM d. 10: CSML-USM + 10: CSMT-USM

Psychology

The longest life expectancy at birth is found in people living in the United States

a. True b. False Indicate whether the statement is true or false

Psychology

Lifelong learning might make an individual resistant to the cognitive deficits in Alzheimer's disease. This is the basis of the ______ hypothesis, where individuals have developed a greater brain capacity from which to compensate the losses triggered by the disorder. One example for this were the Roman Catholic sisters, where individuals with a higher ______ density when young were still healthy decades later, despite having one or more APOE4 alleles.

A. reserve; idea B. surplus; neural C. place cell; location D. Ach; muscle

Psychology

Keisha unhappily replayed the event in her mind in which the customer in front of her won a million dollars with her scratch-off ticket. Her unhappiness is associated with what sort of mental error?

A. multitasking B. maximizing C. satisficing D. magical thinking

Psychology