Back to the Beginning
How much of the body's blood supply does the brain use
What is 20%
What type of issue can arise from damage to the somatosensory cortex
What is phantom limb pain
Deterioration of the myelin sheath is called what
Multiple sclerosis
What is needed to generate an electrical impulse in a neuron-
the excitatory input outweighs inhibitory input by a sufficient amount
Phenomenon of a person exerting less effort to achieve a goal when they work in a group than when working alone
What is social loafing
Which of the following would demonstrate the strongest correlation coefficient
1. 0.42
2. -0.21
3. -0.91
4. 0.87
What is number 3=-0.91
Occurs when two factors appear causally related to one another but are not. Can be caused by a third “confounding” variable
What is a spurious correlation
The ability of the nervous system to change its activity in response to stimuli by reorganizing its structure , functions, or connections after injuries
What is neuroplasticity
Name the 3 structures of the limbic system
Amygdala, Hypothalamus, Hippocampus
What is the most effective type of conditioning
What is delayed conditioning
Why do we use the scientific method(2 reasons)
Remove researcher bias and create a repeatable process to prove reliability
What are the two main difference we notice in someone who is more intelligent
1. More folds (increased surface area)
2. Higher glial cell to neuron ratios
What part of the neuron is responsible for conducting electrical impulses away from the cell body
What is the axon
Dreams are low in rational content and high in emotional content because what brain structure is not working, and which one is highly functioning
Frontal lobe becomes inactive
Limbic system becomes highly active
When individuals are less likely to offer help to a victim in presence of other people.
What is the bystander effect
What are the 3 types of descriptive methods
Observational techniques, case studies, and survey research
In which stage of sleep do we observe deep sleep and the start of delta waves
Stage 3
What is the maximum firing rate of a neuron if the volley principle is being used
5,000 times per second
Name at least 3 harmful side effects of sleep deprivation
Weight gain
Immune suppression
Accident prone
Impaired concentration
Hallucinations
A pattern of thought or behavior that organizes categories of information and the relationships among them.
What is a schema
How does an fMRI function
It focuses on the amount of oxygen brought to various parts of the brain; more oxygen=more active
Specialized cells in the brain whose job it is to recognize the elementary features of visual objects and reassemble them into a whole image
What are feature detector cells
Process by which you convert sensory information into electrical impulses
What is transduction
Which theory of emotion states that after a stimulus has been presented, physiological arousal and a behavioral response must occur BEFORE emotional reaction
What is the James-Lange theory
What is the sociocultural perspective of psychology
Your behavior is influenced by the people around you (family, friends) and by the culture in which you are raised (religion, ethnicity)