{"id":8648,"date":"2019-05-22T16:09:59","date_gmt":"2019-05-22T16:09:59","guid":{"rendered":"http:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/optical_topography\/"},"modified":"2019-05-22T16:09:59","modified_gmt":"2019-05-22T16:09:59","slug":"optical_topography","status":"publish","type":"post","link":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/optical_topography\/","title":{"rendered":"Optical topography"},"content":{"rendered":"<p>A fNIRS method that involves acquiringmultiple measurements of light at differing source-detector separationspositioned over a large area of tissue simultaneously or in rapid succession.Consequently, as the different separations penetrate tissue at differentdepths, optical tomography can measure cortical activation in 3-D space. Tomeasure the whole brain, this method is inherently restricted by thepenetration depth and reflectance of the light from source to detector. Therefore, a full 3-D image can only be measured in preterm or neonate infants with a smallhead and relatively transparent tissue properties of near infrared light.<\/p>\n<p>See Functional near-infrared spectroscopy, <a href=\"optical_imaging\">Optical imaging<\/a>, <a href=\"optical_tomography\">Optical tomography<\/a>, Preterm infant<\/p>\n<p><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A fNIRS method that involves acquiringmultiple measurements of light at differing source-detector separationspositioned over a large area of tissue simultaneously or in rapid succession.Consequently, as the different separations penetrate tissue at differentdepths, optical tomography can measure cortical activation in 3-D space. Tomeasure the whole brain, this method is inherently restricted by thepenetration depth and reflectance &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/optical_topography\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Optical topography&#8221;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2],"class_list":["post-8648","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-glossary","entry"],"_links":{"self":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8648","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/comments?post=8648"}],"version-history":[{"count":0,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/posts\/8648\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/media?parent=8648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/categories?post=8648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lancaster.ac.uk\/fas\/psych\/glossary\/wp-json\/wp\/v2\/tags?post=8648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}