Why does your mouth hang open and cause you to make a silly face when you use eye drops or put on mascara? Hosted by: Stefan Chin SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: www.sciencedirect.com/science/article/pii/S2352587817300098 emedicine.medscape.com/article/1213228-overview#a5 emedicine.medscape.com/article/1873373-overview www.sciencedirect.com/topics/neuroscience/lateral-pterygoid-muscle www.sciencedirect.com/topics/medicine-and-dentistry/oculomotor-nerve www.sciencedirect.com/topics/neuroscience/levator-palpebrae-superioris-muscle curiosity.com/topics/why-do-you-open-your-mouth-when-applying-mascara-curiosity/ mentalfloss.com/article/78544/why-do-i-make-weird-face-when-i-apply-mascara www.ncbi.nlm.nih.gov/pmc/articles/PMC4692024/ jamanetwork.com/journals/jamaneurology/article-abstract/581113 n.neurology.org/content/30/2/184.short rarediseases.org/rare-diseases/marcus-gunn-phenomenon/ www.ncbi.nlm.nih.gov/pubmed/7115148 jnnp.bmj.com/content/jnnp/34/3/236.full.pdf n.neurology.org/content/52/8/1699.full Image Sources: www.istockphoto.com/vector/human-eye-anatomy-vector-design-gm972749382-264768353 commons.wikimedia.org/wiki/File:Musculuspterygoideuslateralis.png commons.wikimedia.org/wiki/File:Gray778.png commons.wikimedia.org/wiki/File:Gray776.png www.videoblocks.com/video/pretty-woman-bathrobe-applying-makeup-mascara-eyelash-in-in-the-kitchen-rolirt-kmjhhmiing

Be the first to comment