LYMPH-NODE-plush_MThink you know a lot about the lymphatic system, or the anatomy of a lymph node? Prove it.  Answers below. 1. How does stuff flow through the lymphatic system? A) Lymph Pump B) Gravity C) Pressure from the arteries pumping next to it 2. What are lymph cells called? A) Erythrocytes B) Lymphocytes C) Lymphytes D) Hepatocytes 3. What happens at a germinal center? A) Bacteria are destroyed B) Lymph is filtered C) Mature B Lymphocytes multiply 4. What filters the lymph? A) Macrophages B) Leucocytes C) Tonsils D) Spleen 5. Is the lymphatic system connected to the circulatory system? A) Yes B) No Answers: 1/C, 2/B, 3/C, 4/A, 5/A
UnderYourSkinEver wondered how your skin senses temperature? Do you know all the layers of the skin? Take our quiz & then check your answers below! 1. Thick skin, like the soles of your feet, has an extra layer of skin; what's it called? A) Stratum Spinosum B) Stratum Lucidum C) Stratum Basale D) Stratum Granulosum 2. How does your skin know you're holding that hot cup of coffee? A) Fur B) My eyeballs can see the steam  C) Organs of Ruffini D) Merkel's Disks 3. What muscle causes goosebumps? A) Deltoid B) Masseter C) Arrector Pili D) Sternocleido-mastoid 4.  Is the Stratum Corneum part of the Epidermis, Dermis or Hypodermis?  A) Epidermis B) Dermis C) Hypodermis 5. The epidermis has 5 layers; what is the bottom one called? A) Stratum Lucidum B) Stratum Granulosum C) Stratum Basale D) Stratum Corneum Answers: 1/B, 2/C, 3/C, 4/A, 5/C  
MusketballHowieTsui1Studying for the MCAT? Take a break by playing anatomy pinball! Created by  Canadian visual artist Howie Tsui, it's called "Musketball!" (2012), and is 1 out of 3 pieces - all part of the "Friendly Fire" exhibit. The message is that repetition can desensitize one to war. A heavy message, but a gorgeous piece of work. Which organs are missing?
Everyone's loving the awesome viral video by a rowdy group of Harvard med students who ask "What Does The Spleen Do?"  Well, at Guts HQ, we've put together this handy cheat sheet to answer the Big Question.  By the way, Spleen is really excited to get all this attention, although she has to resist her natural urge to fight something viral.  Download a hi-res printable PDF here. WhatDoesTheSpleenDoMR