Question 1574
{"accessible":true,"alternatives":[{"id":7845,"text":"mandibular division of trigeminal nerve (V3)"},{"id":7844,"text":"maxillary division of trigeminal nerve (V2)"},{"id":7846,"text":"otic ganglion"},{"id":7842,"text":"pterygopalatine ganglion"},{"id":7843,"text":"Vidian artery and nerve"}],"archived":false,"correctAlternativeId":7843,"explanation":"\u003cp\u003eThe structure indicated by\u0026nbsp;the blue arrow represents the\u0026nbsp;\u003ca href=\"/articles/vidian-canal\"\u003eVidian canal\u003c/a\u003e, which transmits the\u0026nbsp;\u003ca href=\"/articles/vidian-artery\"\u003eVidian artery\u003c/a\u003e and \u003ca href=\"https://radiopaedia.org/articles/vidian-nerve?lang=gb\"\u003enerve\u003c/a\u003e.\u003c/p\u003e\u003cp\u003e\u003c/p\u003e","id":1574,"imageUrl":"https://prod-images-static.radiopaedia.org/images/52756480/3c894e52ce4dc33a970747103fde50_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":78214},"imageAttributionCaseInfo":{"title":"Vidian canal","contributor_name":"Pir Abdul Ahad Aziz Qureshi","contributor_param":"abdulahad","case_rid":78214,"case_param":"vidian-canal-1"},"firstQuestionPath":"/questions/1574","nextQuestionPath":null,"relatedArticles":[{"id":4754,"title":"Vidian artery","link":"/articles/vidian-artery-2?lang=gb"},{"id":2207,"title":"Trigeminal nerve","link":"/articles/trigeminal-nerve?lang=gb"},{"id":28278,"title":"Otic ganglion","link":"/articles/otic-ganglion?lang=gb"},{"id":28233,"title":"Foramen rotundum","link":"/articles/foramen-rotundum?lang=gb"},{"id":2273,"title":"Vidian nerve","link":"/articles/vidian-nerve?lang=gb"},{"id":23752,"title":"Pterygoid canal","link":"/articles/pterygoid-canal?lang=gb"},{"id":28232,"title":"Foramen ovale (skull)","link":"/articles/foramen-ovale-skull?lang=gb"}],"alsoUsedIn":[],"stem":"\u003cp\u003eWhat passes through the structure indicated by the blue arrow?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/1574"}],"attemptsPercentages":[{"alternativeId":"7845","percentage":2},{"alternativeId":"7843","percentage":73},{"alternativeId":"7844","percentage":16},{"alternativeId":"7842","percentage":7},{"alternativeId":"7846","percentage":2}],"promptToLogin":false,"questionManager":false,"articleId":"pterygopalatine-ganglion"}