According to the reverse learning hypothesis, REM sleep enhances learning because it:
a. Produces a consolidation of memories
b. Weeds out erroneous neural connections
c. Decreases non-REM sleep that is detrimental for learning
d. Prevents the initial learning of irrelevant information
Question 2
If savantism is due to impaired functioning in some brain areas while other areas experience enhanced functioning, then it might be possible to produce a transient savant condition; has this ever been demonstrated and, if yes, how?
a. No, it has not been demonstrated.
b. Yes, it has, with short-acting anesthetics delivered to one hemisphere.
c. Yes, it has, with unilateral electroconvulsive therapy.
d. Yes, it has, with transcranial magnetic stimulation.
Observational learning in octopuses
Hypothyroidism. Hyposecretion of the thyroid gland produces the symptoms that are illustrated.
An EEG Recording of the Stages of Sleep
Testing a Simple Hypothesis
Learning without Reinforcement (1 of 2)
Stages of Sleep in Cats: During the REM phase , its muscles go limp and it flops onto its side