The Brain Word Scramble
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word(s) | definition |
cerebrum | thinking part of brain/ has lobes |
Blood Brain Barrier | maintains a stable environment for brain/ prevents flux of hormones, ions and amino acids |
meninges | coverings of the brain |
dura mater | outermost meninx/ double-layered/ means tough mother |
arachnoid mater | never dips into sulci/ loose brain covering |
subdural space | narrow cavity between AM and DM |
subarachnoid space | space between AM and PM/ filled with CSF |
pia mater | gentle mother/ delicate tissue/ clings tightly to the brain |
cerebrospinal fluid | watery, plasmalike fluid in brain containing glucose, urea, cations and some WBCs |
roles of CSF | mechanical and chemical protection, circulation |
medulla oblongata | has a cross over of motor fibers |
pons | relat station for brain |
inferior colliculi | startle reflex (auditory) |
superior colliculi | visual reflex |
cerebellum | coordinate voluntary movements/ receives and processes inputs/ provides timing for movements |
diencephalon | central core of forebrain |
thalamus | edits and sorts information coming to cerebrum |
hypothalamus | main visceral control center |
autonomic control center | involuntary/ BP, pupil size, heart rate |
epithalamus | produces melatonin/ regulates sleep/wake and mood cycles |
cerebral cortex | another word for gray matter |
gyri | elevated ridges of tissue |
sulci | shallow groove between gyri |
fissure | deeper groove than gyri |
cerebral white matter | myelinated nerve fibers grouped into large tracts |
association tract | connect area within single hemi/ connect adjacent gyri and specific lobes |
commissural tract | corpus callosum/ connect corresponding areas of right and left hemis |
projection tract | ties cortex with the rest of nervous system |
limbic system | the "emotional brain" |
functions of cerebral cortex | consiousness, perception, communication, memory, appreciation, and understanding |
sensory area | mediate concsious awareness of sense information |
motor area | control voluntary movements |
association area | integrate information for purposeful action |
contra-lateral | term used when each hemisphere is concerned with sensory and motor functions of the OPPOSITE side of the body |
lateralization | term used when two hemispheres are not entirely equal but there is some specialization |
Created by:
ashley814
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