When the threshold for firing within a neuron occurs, we say that which of the following is taking place?
a. volume gradient
b. myelination
c. action potential
d. resting discharge
C
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Molly had a very difficult labor and delivery. She doesn't clearly remember the first few hours at the hospital but oddly remembers everything after she was told she needed to have a caesarean section. Molly even remembers pictures on the hallway walls as she was being brought to the operating room. What explains this difference in memory?
A. She has experienced retrograde amnesia. B. She has most likely blocked out her first memories of the hospital. C. She experienced an increase in stress hormones after being told about the caesarean surgery. D. She experienced long-term potentiation when being brought to the operating room.
Newborn baby Tad's parents think he sleeps all the time. If Tad is like most newborns, approximately how many hours does he spend in REM and non-REM (NREM) sleep in a 24-hour period?
What will be an ideal response?
Recent research suggests what biological difference in individuals with pedophilic disorder?
a. low levels of testosterone and high levels of estrogen b. anomalies in the genitourinarysystem c. less white matter in the brain d. higher levels of activity in the frontal cortex
Which of the following students has the best understanding about the inconsistent research results on encoding specificity?
a. Albena: "Encoding specificity works especially well in laboratory settings." b. Mary Lou: "Encoding specificity works especially well for events that happened long ago." c. George: "Encoding specificity is especially likely when the material has been well learned." d. Takeshi: "According to the research, physical context is more important than all other encoding cues; studies that have congruent physical context are very likely to demonstrate encoding specificity."