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q define primary and somatic sensory areaprimary sensory area - located in postcentral gyrus in parietal lobes just posterior to central sulcus
q define premotor cortex located in the frontal lobespremotor cortex - involved in control of more complex learned motor skills like writing driving
q what is primary motor cortexlocated in precentral gyrus of frontal lobe anterior to central sulcus which separates frontal and parietal lobes
q what is bathing in cerebro-spinal fluidthe cns is bathing in cerebro-spinal fluid or csf similar to plasma less protein rich in ascorbic acid
q define central nervous systemthe nervous system begins as a simple tube during embryonic development then anterior part expands and also ventricles
q what do you mean by nervous systemstructural organization cns pnsfunctional organization only concerned with pnssensory afferent -gt
q a twelve-slit strobe disc is rotated at the max stopping frequency for a vibrating object the strobe is rotated at 40 hza evaluate the period of
q when calculate plancks constant a students calculations produce values of 578 times 10-34 jmiddots and 729 times 10-34 jmiddots if the accepted
a student calculates the acceleration due to gravity and determine it to be 972 ms2 what is his percent error if the accepted value is 981 ms2 q
evaluate the volume of water in a round reservoir approximately 1 km in radius if the depth of the water is 15 mapproximately how many balls with a
q evolutionarily protochordates may be intermediate animals between invertebrates and vertebrates imagine a scientist is testing the hypothesis that
q what are the six criteria used to build a complete evolutionary branch of vertebratesdichotomy in each of the six following criteria builds the
into which subphyla are the protochordates divided what are some representatives of each protochordate subphylumcephalochordates and urochordates or
q how do chordates reproducereproduction in beings of the phylum chordata is sexual with the exception of urochordates that can be also reproduce
q what is the group of the phylum chordata that first colonized the terrestrial environment from which habitat did they comepartially aquatic
q how can the tubular-dorsal nervous system in chordates be compared to the nervous pattern present in invertebratesin chordates the nervous system
q is the tubular-dorsal nervous system of chordates associated to radial or lateral symmetry how does that explain the complexity level of the
q what is the destination of the notochord in protochordates and in vertebratesin vertebrates the notochord disappears and gives birth to the spinal
q what is the destination of the branchial clefts in humansin humans the branchial clefts located in the anterior region of the pharynx also known as
q what are the three structures shared by every chordate that characterize the groupall beings of the phylum chordata have branchial clefts in the
q echinoderm identity card how are echinoderms characterized according to examples of representing beings basic morphology type of symmetry germ
q what are the classes into which the phylum echinodermata is dividedthe five echinoderm classes are asteroids starfishes ophiuroids crinoids
q is there a larval stage in echinodermsin echinoderms embryonic development is indirect with ciliated
q do echinoderms present external or internal fecundation is there sex division among individualsthe fecundation in echinoderms is external gametes
q how are the nervous and the symmetry system characterized in echinodermsadult echinoderms along with cnidarians are the animals that present radial