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66 Cards in this Set
- Front
- Back
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What are neurons?
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-basic blocks of the nervous system
-transfer information |
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Were do reflexes come from?
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the brian
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What are the parts of the neuron? (6)
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-Dendrites
-cell body -axon -myelin (grow till the age of 12) -Axon terminal -terminal buttons |
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What are the three brain portions?
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-hindbrain
-midbrain -forebrain |
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What is the substantia nigra?
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involves unconscious motor movement
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were is the sunstantia Nigra located?
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in the midbrain
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The forebrain has how many parts?
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Four
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What are the four parts of the forebrain?
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-thalamus
-hypothalamus -amygdala -hippocampus |
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What is the thalamus?
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-two big blue eggs
-sensory information -calls come in and the thalamus directs them |
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What is the hypothalamus?
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Involves drives
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What is the Amygdala?
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-Life preserving
-regulating emotions |
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What is the hippocampus?
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formation of new memories
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What is synapse?
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The small space in-between the neurons
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What are the four lobs of the brain?
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-Frontal (primary motor cortex)
-Occipital -Parietal -Temporal |
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What involves the frontal lobe?
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intellect (PMC=fine movement)
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What involves the Parietal Lobe?
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-Self awareness
-Body senses = touch, pain |
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What is the temporal lobe?
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hearing
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What is the Occipital Lobe?
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Vision
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Do we get new taste buds every ten days?
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Yes and the older we get the fewer taste receptors we have.
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The Frontal lobe is an executive position?
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True
-goal directed behavior -personality aspects are half genetically based |
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What is the autonomic nervous system?
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-things happening without thinking
-sending information out |
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What is the internal circadian rhythm?
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regular cycle of activity lasting about a day
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T or F, half of our waking hour we spend daydreaming
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True
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How many years do we spend sleeping?
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about 25
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How many stages are in sleeping?
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Four
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In which stages of sleep can one talk?
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Any of them
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What kind of dreams are in REM sleep?
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-life like dreams
-virtually paralyzed |
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What is Insomnia?
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not enough sleep
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What is sleep apnea?
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-not breathing while sleeping
-oxygen deprived |
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What is Narcolepsy?
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-Daytime sleeping attacks
-lasts from 2 min -30 min |
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What do you need to know about Psychoactive drugs?(substance abuse)
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If its causing problems in your life even one then their is a problem.
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The Central Nervous system contains what?
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the brain and the spine
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What is the other nervous system?
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the peripheral nervous system
sends out information |
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What are the two parts of the peripheral nervous system?
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-autonomic
-somatic |
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What does somatic mean?
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voluntary movements
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What does soma mean?
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body
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What are the two parts of the autonomic part of the peripheral nervous system?
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-sympathetic
-parasympathetic |
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What is sympathetic?
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-fight or flight
-high stress= tight throat, sweaty(SPCH) |
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What is Parasympathetic?
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-brings you down
-like a parachute |
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What is in the forebrain?(4)
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-Thalamus
-hypothalamus -Amygdala -hippocampus |
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What does the cerebellum do and were is it located?
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-hindbrain
-balance and movement |
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What is cocaine?
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-stimulant
-just like caffeine |
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What are the functions of the thalamus and the hypothalamus?
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-TH=sending sensory information out
-HT=vital drives |
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What are Gila Cells?
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-10 times as many
-insulate the neuron cells -no transmission |
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What does the medulla do and were is it located?
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-hindbrain
-life producing functions like breathing and heartbeat |
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What is sensation?
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converts into electronic impulses
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What is perception?
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interpreting information
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Were is the amygdala and what is its function?
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-forebrain
-has to do with emotions |
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What is myelin?
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fatty substance around the axon
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What are five major functions of the frontal lobe?
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-thinking
-organization -personality -fine motor movement -logic |
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Were is the fine motor movement located?
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back of the frontal lobe.
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What is olfaction?
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has to do with smell
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What are in the terminal buttons of a neuron?
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-neurotransmitters
-dozens in each button |
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Why is REM called paradoxical sleep
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-almost awake
-body is paralyzed |
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What's the function of the reticular formation and were is it located?
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-arousal, regulates awareness
-Hindbrain |
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What is the substania nigra and were is it located?
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-unconscious motor movement
-midbrain |
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What is an activation synthesis theory?
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-a dream theory
-your brian trying to make since of the fandom firing |
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What do narcotics do? What are they?
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-they stop your endorphins from producing.
-have to do with pleasure and pain |
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What is a hallucinogen?GIve an example
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-drugs that alter and distort your perception
-LSD = lasts from 8-10 hours |
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What is marijuana considered?And what does it do?
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-a hallucinogen
-decrease in attention and coordination |
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What is the endocrine system?
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set of glands that produce hormones
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What is the side effect of cocaine and caffeine?
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-manic/hyper
-stimulant |
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What is the most commonly used depressant?
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alcohol
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What are narcotics?
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they make you feel good for a short time
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What does soma in the word somatic mean?
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body
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What is the somata sensory cortex and were is it located?
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-touch
-front of the parietal lobe |
