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42 Cards in this Set
- Front
- Back
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What is the functional difference between the dorsal horn and ventral horn of the spinal cord? |
Dorsal Horn: Sensory Ventral Horn: motor |
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The above discovery, one of the first about the brain |
Bell-Magendie Law: observation that dorsal carry sensory and ventral carry motor information towards the muscle and the glands |
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What is a spinal nerve? Be able to recognize in pic |
sensory nerve coming in and motor nerve coming out |
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dermatome |
section of skin 31 |
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What is the relationship between the dermatomes and the spinal cord? |
each section of the skin corresponds to a spinal cord |
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Name three major divisions of the brain |
hindbrain, midbrain, forebrain |
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What structures are found in the hindbrain? |
medulla pons reticular formation cerebellum |
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what structures are found in the midbrain |
occipital parietal temporal frontal |
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What structures are found in the forebrain |
thalamus hypothalamus pituitary pineal body
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what is the function of the medulla |
vital functions |
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what is the function of the reticular formation |
stimulated higher brain areas, controls level of alertness or arousal of the brain |
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what is the formal name for reticular formation |
reticular activating system |
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in what part of the brain is the reticular formation found |
hindbrain |
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nucleus of raphe (function, location, transmitter) |
function: deep sleep location: hind brain & medulla transmitter: seratonin |
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locus coeruleus (function, location, transmitter) |
function: makes you more awake location: pons transmitter: nor-epinephrine |
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what is the function of the cerebellum |
controls motor coordination and balance |
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this ventricular structure runs through the middle of the midbrain |
cerebral aqueduct |
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The roof of the midbrain is known as the |
tectum |
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the floor of the midbrain is known as the |
tegmentum |
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What are the 2 pairs of nuclei making up the roof of the midbrain |
superior colliculi & inferior colliculi
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in what part of the brain is the substantia nigra found |
midbrain |
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what neaurotransmitter is associated with this substantia nigra pathway |
dopamine |
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what is the function of the substantia nigra pathway |
regulates muscle movement |
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what 2 structures make up the diencephalon |
thalamus and hypothalamus |
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What is the primary fucntion of the thalamus |
most sensory info going to and returning from the neocortex |
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name four functions of the hypothalumus |
works in concert with the limbic system integrates autonomic nervous system drive such as the hunger drive regulates the body hormonal system through pituitary |
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is the pituitary part of the brain |
no |
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what does the pituitary do |
"master gland" secretion regulates all other glands |
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What is the overall function of the basal ganglia |
posture & movement |
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What is the role of the nucleus basalis |
arousal, wakefulness, attention |
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where is the nucleus basalis located |
superior forbrain |
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what is the overall function of the neocortex (aka: cerebral cortex) |
information process, language, psychological functioning |
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Name the 4 lobes of the neocortex (its wrinkle) |
a. occipital (back) b. parietal (touch) c. temperal (auditory) d. frontal ( executive of the brain) |
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connects the r & l hemisphere |
corpus collusum |
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what sulcus seperates the frontal and parietal lobes |
central sulcus |
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what fissure separates the parietal and temperal lobes |
lateral fissure |
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what is the function of the corpus callosum |
connects the l & r hemisphere of the brain |
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3 parts of the basal ganglia |
caudate nucleus, putamen, and globus pallidus |
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fornix |
axon tract joining the septal region and hippocampus to the hypothalumus |
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hippocampus |
formation of new memories |
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septal region |
prosocial emotions; friendliness |
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amygdalia |
antisocial emotions; aggression |
