Human Brain Sagittal First Trimester Instructions Click the specimen thumbnail image to display an overview video of the specimen. Click the specimen number/name to view all the specimen images. 01-c7724 02-c9297 03-c5787 04-c8966 05-c6516 06-c8789 07-c9247 08-c1390 09-c6202 10-c632 11-c1458 12-m1598 13-c145 14-c6658 15-c1656