To test flexor digitorum superficialis, one finger is flexed at the proximal interphalangeal joint against resistance, while the remaining three fingers are held fully extended (to inactivate flexor digitorum profundus).
Because we are too, obviously. Today Pixar Animation Studios announced updated release dates for each movie, so here they are so you can mark your calendars accordingly: The Incredibles 2 will come out June 15, 2018 and Toy Story 4 will come out June 21, 2019. Toy Story 4.
Tumblr user sophicals had a pretty stunning realization after Disney announced the release year for The Incredibles 2, and it might explain why it's taken so long to get a second film. In the first movie, the villain Syndrome (aka Buddy) has captured Mr. Incredible and told him that he has a missile aimed at this family. Mr.