Final Exam Flashcards
(51 cards)
Jet Lag
a disruption of circadian rhythms due to crossing time zones
Brain death
no sign of brain activity and no response to any stimulus
Narcolepsy
a condition characterized by frequent periods of sleepiness during the day
The Activation-Synthesis Dream Hypothesis
a dream represents the brain’s effort to make sense of sparse and distorted info
The Neurocognitive Dream Hypothesis
regards dreams as thinking that takes place under unusual conditions; iow brain generates images from nonsense/no context info from organs during sleep from internal/external stimuli–> hallucinatory perception
What is emotion?
cognition (thoughts), feelings and actions
Pure autonomic failure
condition when output from the autonomic nervous system to the body fails
Manic Episode
an period of restless activity, excitement, laughter, excessive self-confidence, rambling speech and loss of inhibitions
Craving
an insistent search for something
Empathy
the ability to identify with other people and share their experience almost as if it were one’s own
Delusion
unjustifiable beliefs
Amnesia
memory loss
Schizophrenia
a split between the emotional and intellectual aspects of experience; characterized by a mix hallucination, delusions, and disorganized thinking and behavior
Positive symptoms
behaviors present that should be absent
Hallucinations
false sensory experiences
If a patient has delusional beliefs can they still have them even if they’re show evidence of the contrary?
Yes
Which area of the brain inhibits/modifies the amygdala’s response to potential threatening stimuli?
the prefrontal cortex
Anterograde amnesia vs retrograde amnesia
Anterograde: inability to form memories AFTER brain damage
Retrograde: loss of memory for events that occurred BEFORE brain damage
Where does light from the right side of the world strike?
left side; from left–> right; from top–> bottom, from bottom–> top
Why are behavioral symptoms of schizophrenia not apparent until later in life?
A prime area of damage is the prefrontal cortex, which matures very slowly.
What do Natural Killer Cells attack?
ALL intruders (tumors, viruses, bacteria)
What are some examples of negative symptoms?
Algia (speaking), flat affect (emotion)
What is an example of positive symptoms?
catatonic behavior, delusions & hallucinations
What are the effects of stress on the immune system?
Brief stress activates the immune system, prolonged stress weakens it