Question 660
{"accessible":false,"alternatives":[{"id":3306,"text":"capsule"},{"id":3307,"text":"zona glomerulosa"},{"id":3308,"text":"zona fasciculata"},{"id":3309,"text":"zona reticularis"},{"id":3310,"text":"medulla"}],"archived":false,"correctAlternativeId":3310,"explanation":"\u003cp\u003eThe \u003cstrong\u003emedulla, \u003c/strong\u003ethe inner portion of the adrenal gland is formed from chromaffin cells (phaeochromocytes). These chromaffin cells are neuroendocrine cells and derive from ectoderm (neural crest) unlike the cells in the adrenal cortex, which derive\u0026nbsp;from mesoderm. Like the rest of the adrenal gland, the medulla is richly innervated and will release catecholamines if stimulated.\u003c/p\u003e","id":660,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2399","nextQuestionPath":null,"relatedArticles":[],"alsoUsedIn":[],"stem":"\u003cp\u003eWhich part of the adrenal gland produces catecholamines, such as epinephrine and norepinephrine?\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/660"}],"attemptsPercentages":[{"alternativeId":"3309","percentage":6},{"alternativeId":"3307","percentage":11},{"alternativeId":"3308","percentage":2},{"alternativeId":"3306","percentage":4},{"alternativeId":"3310","percentage":78}],"promptToLogin":false,"questionManager":false,"articleId":"adrenal-gland"}