{"id":"https://openalex.org/W396726672","doi":null,"title":"Cortical Involvement During Sustained Lower Limb Contractions","display_name":"Cortical Involvement During Sustained Lower Limb Contractions","publication_year":2014,"publication_date":"2014-01-01","ids":{"openalex":"https://openalex.org/W396726672","mag":"396726672"},"language":"en","primary_location":{"id":"mag:396726672","doi":null,"is_oa":false,"landing_page_url":"http://epublications.marquette.edu/cgi/viewcontent.cgi?article=1362&context=dissertations_mu","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5001784573","display_name":"Vanden Noven","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Vanden Noven","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5032025376","display_name":"Marnie Lynn","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Marnie Lynn","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10982","display_name":"Motor Control and Adaptation","score":0.9154999852180481,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10982","display_name":"Motor Control and Adaptation","score":0.9154999852180481,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10784","display_name":"Muscle activation and electromyography studies","score":0.08139999955892563,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10042","display_name":"Neural and Behavioral Psychology Studies","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2805","display_name":"Cognitive Neuroscience"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/isometric-contraction","display_name":"isometric contraction","score":0.6579999923706055},{"id":"https://openalex.org/keywords/force-control","display_name":"force control","score":0.6639999747276306},{"id":"https://openalex.org/keywords/force-steadiness","display_name":"force steadiness","score":0.8930000066757202},{"id":"https://openalex.org/keywords/force-fluctuations","display_name":"force fluctuations","score":0.9089999794960022},{"id":"https://openalex.org/keywords/ankle-dorsiflexion","display_name":"ankle dorsiflexion","score":0.8410000205039978},{"id":"https://openalex.org/keywords/cortical-activation","display_name":"cortical activation","score":0.5789999961853027},{"id":"https://openalex.org/keywords/cognitive-demand","display_name":"cognitive demand","score":0.800000011920929},{"id":"https://openalex.org/keywords/muscle-fatigue","display_name":"muscle fatigue","score":0.5879999995231628},{"id":"https://openalex.org/keywords/aging","display_name":"aging","score":0.6430000066757202},{"id":"https://openalex.org/keywords/sex-differences","display_name":"sex differences","score":0.9580000042915344},{"id":"https://openalex.org/keywords/motor-control","display_name":"motor control","score":0.5239999890327454},{"id":"https://openalex.org/keywords/cortical-plasticity","display_name":"cortical plasticity","score":0.6800000071525574}],"concepts":[{"id":"https://openalex.org/C103486182","wikidata":"https://www.wikidata.org/wiki/Q1216236","display_name":"Isometric exercise","level":2,"score":0.9133479595184326},{"id":"https://openalex.org/C2778373776","wikidata":"https://www.wikidata.org/wiki/Q18696","display_name":"Motor cortex","level":3,"score":0.6533842086791992},{"id":"https://openalex.org/C99508421","wikidata":"https://www.wikidata.org/wiki/Q2678675","display_name":"Physical medicine and rehabilitation","level":1,"score":0.642204761505127},{"id":"https://openalex.org/C2780307956","wikidata":"https://www.wikidata.org/wiki/Q18707","display_name":"Primary motor cortex","level":4,"score":0.5939945578575134},{"id":"https://openalex.org/C2989316616","wikidata":"https://www.wikidata.org/wiki/Q6027402","display_name":"Lower limb","level":2,"score":0.5250489711761475},{"id":"https://openalex.org/C2778581513","wikidata":"https://www.wikidata.org/wiki/Q263962","display_name":"Transcranial magnetic stimulation","level":3,"score":0.5221560001373291},{"id":"https://openalex.org/C2778640784","wikidata":"https://www.wikidata.org/wiki/Q168002","display_name":"Ankle","level":2,"score":0.4834088087081909},{"id":"https://openalex.org/C2777515770","wikidata":"https://www.wikidata.org/wiki/Q507369","display_name":"Electromyography","level":2,"score":0.4819455146789551},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.45274409651756287},{"id":"https://openalex.org/C2777348757","wikidata":"https://www.wikidata.org/wiki/Q2346577","display_name":"Cortex (anatomy)","level":2,"score":0.44804298877716064},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4429014325141907},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4242561459541321},{"id":"https://openalex.org/C1862650","wikidata":"https://www.wikidata.org/wiki/Q186005","display_name":"Physical therapy","level":1,"score":0.22744590044021606},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.21506482362747192},{"id":"https://openalex.org/C24998067","wikidata":"https://www.wikidata.org/wiki/Q4114622","display_name":"Stimulation","level":2,"score":0.1423855423927307},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.07754683494567871}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:396726672","doi":null,"is_oa":false,"landing_page_url":"http://epublications.marquette.edu/cgi/viewcontent.cgi?article=1362&context=dissertations_mu","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8048999905586243,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":217,"referenced_works":["https://openalex.org/W7508719","https://openalex.org/W15228111","https://openalex.org/W186945889","https://openalex.org/W1498139421","https://openalex.org/W1565438301","https://openalex.org/W1566657449","https://openalex.org/W1577457922","https://openalex.org/W1580190121","https://openalex.org/W1681472504","https://openalex.org/W1799331832","https://openalex.org/W1809394698","https://openalex.org/W1860099275","https://openalex.org/W1900536115","https://openalex.org/W1901324775","https://openalex.org/W1909184065","https://openalex.org/W1914672522","https://openalex.org/W1944916001","https://openalex.org/W1965095597","https://openalex.org/W1966040392","https://openalex.org/W1967270497","https://openalex.org/W1967333153","https://openalex.org/W1967792191","https://openalex.org/W1968985405","https://openalex.org/W1971990609","https://openalex.org/W1972201162","https://openalex.org/W1973201554","https://openalex.org/W1974156220","https://openalex.org/W1974749127","https://openalex.org/W1976202125","https://openalex.org/W1976902850","https://openalex.org/W1978158350","https://openalex.org/W1978445312","https://openalex.org/W1978482993","https://openalex.org/W1979766464","https://openalex.org/W1981786093","https://openalex.org/W1982085101","https://openalex.org/W1982200510","https://openalex.org/W1982802306","https://openalex.org/W1984518005","https://openalex.org/W1985640662","https://openalex.org/W1985781844","https://openalex.org/W1987345724","https://openalex.org/W1987390005","https://openalex.org/W1989846667","https://openalex.org/W1991064387","https://openalex.org/W1991126430","https://openalex.org/W1993324861","https://openalex.org/W1993388799","https://openalex.org/W1996110942","https://openalex.org/W1996244888","https://openalex.org/W1999489033","https://openalex.org/W1999967173","https://openalex.org/W2000439420","https://openalex.org/W2000697043","https://openalex.org/W2001144437","https://openalex.org/W2001953395","https://openalex.org/W2003190632","https://openalex.org/W2004008756","https://openalex.org/W2005730609","https://openalex.org/W2006881303","https://openalex.org/W2007548112","https://openalex.org/W2008404776","https://openalex.org/W2008990989","https://openalex.org/W2009096188","https://openalex.org/W2010573942","https://openalex.org/W2012388175","https://openalex.org/W2012494352","https://openalex.org/W2015211944","https://openalex.org/W2016519054","https://openalex.org/W2018488045","https://openalex.org/W2020677579","https://openalex.org/W2021192481","https://openalex.org/W2022975846","https://openalex.org/W2026391597","https://openalex.org/W2028126838","https://openalex.org/W2028310929","https://openalex.org/W2028502215","https://openalex.org/W2029318324","https://openalex.org/W2031645622","https://openalex.org/W2031662277","https://openalex.org/W2037998617","https://openalex.org/W2039667321","https://openalex.org/W2040223236","https://openalex.org/W2040588822","https://openalex.org/W2040821793","https://openalex.org/W2042019103","https://openalex.org/W2042154293","https://openalex.org/W2042493203","https://openalex.org/W2043456716","https://openalex.org/W2043707569","https://openalex.org/W2046189316","https://openalex.org/W2046878098","https://openalex.org/W2047016607","https://openalex.org/W2047315878","https://openalex.org/W2049057353","https://openalex.org/W2049532156","https://openalex.org/W2050209116","https://openalex.org/W2052205958","https://openalex.org/W2052258664","https://openalex.org/W2054404435","https://openalex.org/W2057903238","https://openalex.org/W2058467798","https://openalex.org/W2058658347","https://openalex.org/W2058707871","https://openalex.org/W2059040081","https://openalex.org/W2061195971","https://openalex.org/W2061454955","https://openalex.org/W2063269616","https://openalex.org/W2063747922","https://openalex.org/W2063869296","https://openalex.org/W2068240316","https://openalex.org/W2069655646","https://openalex.org/W2071183901","https://openalex.org/W2071442768","https://openalex.org/W2071763027","https://openalex.org/W2072063108","https://openalex.org/W2072399660","https://openalex.org/W2073361112","https://openalex.org/W2073863850","https://openalex.org/W2074583205","https://openalex.org/W2074987548","https://openalex.org/W2075416030","https://openalex.org/W2076039287","https://openalex.org/W2076417631","https://openalex.org/W2078497058","https://openalex.org/W2079101166","https://openalex.org/W2081670949","https://openalex.org/W2081748030","https://openalex.org/W2082487744","https://openalex.org/W2082512652","https://openalex.org/W2083141675","https://openalex.org/W2084329659","https://openalex.org/W2084851788","https://openalex.org/W2085038012","https://openalex.org/W2086350498","https://openalex.org/W2086593994","https://openalex.org/W2088980803","https://openalex.org/W2090791951","https://openalex.org/W2092161307","https://openalex.org/W2093176635","https://openalex.org/W2093342833","https://openalex.org/W2094136133","https://openalex.org/W2094524664","https://openalex.org/W2094573837","https://openalex.org/W2095954081","https://openalex.org/W2096311026","https://openalex.org/W2096903767","https://openalex.org/W2097068895","https://openalex.org/W2099378888","https://openalex.org/W2099437861","https://openalex.org/W2100380942","https://openalex.org/W2100674301","https://openalex.org/W2101635748","https://openalex.org/W2102783734","https://openalex.org/W2103936217","https://openalex.org/W2104743413","https://openalex.org/W2106332413","https://openalex.org/W2106531784","https://openalex.org/W2107387209","https://openalex.org/W2111270512","https://openalex.org/W2114046308","https://openalex.org/W2114565884","https://openalex.org/W2115481517","https://openalex.org/W2115918931","https://openalex.org/W2117234353","https://openalex.org/W2117602665","https://openalex.org/W2117956049","https://openalex.org/W2118312798","https://openalex.org/W2118792836","https://openalex.org/W2120303646","https://openalex.org/W2121087243","https://openalex.org/W2121119402","https://openalex.org/W2123608166","https://openalex.org/W2124998189","https://openalex.org/W2126587263","https://openalex.org/W2127842820","https://openalex.org/W2130378672","https://openalex.org/W2134822922","https://openalex.org/W2136022845","https://openalex.org/W2137742659","https://openalex.org/W2141302788","https://openalex.org/W2141866100","https://openalex.org/W2142416079","https://openalex.org/W2142527952","https://openalex.org/W2143070250","https://openalex.org/W2143712859","https://openalex.org/W2146621071","https://openalex.org/W2147744440","https://openalex.org/W2148601705","https://openalex.org/W2149614271","https://openalex.org/W2149985837","https://openalex.org/W2151137320","https://openalex.org/W2154181396","https://openalex.org/W2156430261","https://openalex.org/W2156691412","https://openalex.org/W2157684416","https://openalex.org/W2157885597","https://openalex.org/W2159170439","https://openalex.org/W2163143945","https://openalex.org/W2164704874","https://openalex.org/W2165453261","https://openalex.org/W2165989667","https://openalex.org/W2167953913","https://openalex.org/W2169904824","https://openalex.org/W2170576110","https://openalex.org/W2171776652","https://openalex.org/W2171888483","https://openalex.org/W2174893200","https://openalex.org/W2198792286","https://openalex.org/W2271518742","https://openalex.org/W2282385221","https://openalex.org/W2289738561","https://openalex.org/W2298340766","https://openalex.org/W2399420755","https://openalex.org/W2502817755","https://openalex.org/W3127623214","https://openalex.org/W3142828467"],"related_works":["https://openalex.org/W2124998189","https://openalex.org/W2110642696","https://openalex.org/W4403491281","https://openalex.org/W2955444386","https://openalex.org/W2073942324","https://openalex.org/W3013079241","https://openalex.org/W2474757233","https://openalex.org/W1980449360","https://openalex.org/W1754170585","https://openalex.org/W7154176849"],"abstract_inverted_index":{"CORTICAL":[0],"INVOLVEMENT":[1],"DURING":[2],"SUSTAINED":[3],"LOWER":[4],"LIMB":[5],"CONTRACTIONS":[6],"Marnie":[7],"Lynn":[8],"Vanden":[9],"Noven":[10],"Marquette":[11],"University,":[12],"2014":[13],"Despite":[14],"the":[15,19,31,34,50,53,57,73,75,86,92,101,185,220],"critical":[16],"role":[17,32,74],"of":[18,33,47,59,67,94,187,199,276,290,295],"lower":[20,54,87,152,272,296],"limb":[21,44,88,153,273,297],"during":[22,36,82,121,151,218,242],"functional":[23,136],"tasks":[24,350],"such":[25],"as":[26,159],"walking,":[27],"most":[28],"studies":[29],"examining":[30],"cortex":[35,51,76],"muscle":[37],"contractions":[38,84,126,203,223,298],"have":[39,340],"been":[40],"conducted":[41],"in":[42,52,78,105,127,175,204,232,250,255,325,357],"upper":[43],"muscles.":[45],"Modulation":[46],"force":[48,80,154,160,214,291],"by":[49,230,318],"extremity":[55],"and":[56,89,110,113,130,142,156,168,180,197,206,209,224,252,282,293,301,333,347],"influence":[58,93,186],"cortical":[60,96,102,266,307,320],"inputs":[61,267,321],"are":[62,268,286,302,352],"poorly":[63],"understood.":[64],"The":[65],"purpose":[66],"this":[68],"dissertation":[69,263],"was":[70,133,163,228,260,316,331],"to":[71,90,271,354],"investigate":[72],"plays":[77],"modulating":[79],"control":[81,275,289],"static":[83,277],"with":[85,165,172,309],"determine":[91],"manipulating":[95],"inputs.":[97],"Aim":[98,182],"1":[99],"determined":[100],"regions":[103,284],"involved":[104],"force-related":[106],"changes":[107,231],"between":[108,178],"low":[109],"high":[111],"forces":[112],"those":[114],"areas":[115,148,171,176,304],"that":[116,265,285,351],"modulate":[117],"steadiness":[118,198,294],"(force":[119],"fluctuations)":[120],"sustained":[122],"isometric":[123,202],"ankle":[124],"dorsiflexion":[125],"young":[128,205,241],"men":[129,179,208,217],"women.":[131,181,210],"This":[132,262],"achieved":[134],"using":[135],"magnetic":[137],"imaging":[138],"(fMRI).":[139],"Both":[140],"motor":[141,167,226,274,281,329],"some":[143],"typically":[144],"associated":[145,164],"non-motor":[146,283],"brain":[147,170],"were":[149,237,299],"active":[150],"production":[155],"scaled":[157],"linearly":[158],"increased.":[161,261],"Steadiness":[162,315],"both":[166,219],"nonmotor":[169],"minimal":[173],"differences":[174],"activated":[177],"2":[183],"examined":[184],"cognitive":[188,233,258],"demand":[189,259],"(null,":[190],"low-cognitive":[191],"demand,":[192],"highcognitive":[193],"demand)":[194,323],"on":[195],"fatigability":[196,256],"lowto":[200,348],"moderate-force":[201,222,244,349],"older":[207,326,358],"Women":[211],"demonstrated":[212],"greater":[213,247,253],"fluctuations":[215],"than":[216,240,336],"lowand":[221,243],"their":[225],"output":[227],"influenced":[229],"demand.":[234],"Older":[235],"adults":[236,327],"less":[238],"steady":[239],"contractions,":[245],"had":[246],"age-related":[248],"reductions":[249],"steadiness,":[251],"variability":[254],"when":[257],"shows":[264],"very":[269],"important":[270,287,341],"voluntary":[278],"contractions.":[279],"Cortical":[280],"for":[288,305,344],"intensity":[292],"identified":[300],"key":[303],"potential":[306],"plasticity":[308],"impaired":[310,332],"or":[311],"enhanced":[312],"leg":[313],"function.":[314],"altered":[317],"increasing":[319],"(cognitive":[322],"especially":[324],"whose":[328],"performance":[330,342],"more":[334],"variable":[335],"young.":[337],"These":[338],"results":[339],"implications":[343],"cognitively":[345],"demanding":[346],"common":[353],"daily":[355],"function":[356],"adults.":[359]},"counts_by_year":[],"updated_date":"2025-11-06T04:12:42.849631","created_date":"2016-06-24T00:00:00"}