The Vestigial Structures Found in Humans ThoughtCo The coccyx is a vestigial structure in humans Science Photo Library Getty Images Attached to the bottom of the sacrum is the coccyx, or tailbone This small, bony projection seems to be a leftover structure of primate evolution It is believed that human ancestors once had tails and lived in Mystery of Death Solved DMT is the Key Wondergressive We now know what happens at death Resting comfortably in the recessed center of your brain, encased snugly within the corpus colossum, wrapped tightly between the dual hemispheres of spongy nerve bundles, encased in the quarter inch thick armor plating of skull, finally surrounded by your main and expressive organs with which you face the world, exists a tiny gland, long considered vestigial Anatomy of the Heart Quiz Sporcle Apr , Your Account Isn t Verified In order to create a playlist on Sporcle, you need to verify the email address you used during registration Go to your Sporcle Settings to finish the process. Heart attack symptoms Know what s a medical emergency Heart attack symptoms can vary widely For instance, you may have only minor chest discomfort while someone else has excruciating pain One thing applies to everyone, though If you suspect you re having a heart attack, call or your local emergency medical services number If you don t have Heart The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system Blood provides the body with oxygen and nutrients, as well as assists in the removal of metabolic wastes In humans, the heart is located between the lungs, in the middle compartment of the chest. In humans, other mammals, and birds, the heart is divided into four chambers Claustrophobia Claustrophobia is the fear of being enclosed in a small space or room and unable to escape or get out It can be triggered by many situations or stimuli, including elevators crowded to capacity, windowless rooms, hotel rooms with closed doors and sealed windows, small cars and even tight necked clothing It is typically classified as an anxiety disorder, which often results in panic attacks. Nelson Education Digital Diversity Copyright by Nelson Education Ltd Author and creator Jon G Houseman System Requirements Author and creator Jon G Houseman System Requirements Does the Gallbladder Have a Necessary Function The Recently a growing pain in my side forced me into the Urgent Care facility at the hospital Several tests ensued, including an ultra sound look at my gallbladder Here in this small potato sized organ could be seen a solid gallstone, about the size of a jalapeo pepper I was told it had completely blocked the exit duct and had to be removed. Massive Appendix Plush I Heart Guts Feel It In Enlarged appendix measures x . x if yours was this big, you d be in the emergency room Comes with a hangtag all about this vestigial organ. Evolution and the Unintelligent Design of Life Inherited The desire to eradicate disease is the desire to help others it is a moral impulse derived from our best social instincts The expression of this desire through advanced science provides us with new methods of preventing disease.