What gives you goose bumps
Are you brave enough canada goose uk outlet to zap a zombie or waste a werewolf? If you hear a scary noise, do you run to investigate or run for cover? None of us knows for sure how we’ll canada goose clearance sale react in a spooky situation, Canada Goose Parka but one thing is certain: Everyone uk canada goose knows the feeling of fright.
“Sometimes when I’m reading a scary book I start to sweat,” says 12 year old Tommy Bill, from Virginia Beach, Va… or get away fast. This is known as the fight buy canada goose jacket cheap canada goose sale uk or flight response, canadian goose jacket says canada goose Dr. Ned Kalin, a professor of psychiatry at the University canada goose uk shop of Wisconsin Madison Medical School. Humans have always been equipped with this automatic response. Kalin says it helps us canada goose uk black friday cope with danger, such as coming face to face with a wild animal or an overbearing gym teacher.
But isn’t confronting a crazed creature different from reading about one? Not really, Kalin says. “The same systems in your brain and throughout your body are activated whether the cause of your fear is real or imagined,” he explains. When we read or watch a movie, canada goose coats on sale the brain perceives the ideas and Canada Goose Online images as scary and activates other organs.
SKIN THAT GOES BUMP
The fear message stimulates a branch of the nervous system called the autonomic nervous system. This part of the nervous system controls your body’s involuntary functions, such as your heartbeat and breathing. The autonomic nervous system also controls many glands. These are canada goose store organs that produce hormones, chemicals that carry messages from one part of the body to another.
When you’re afraid, the adrenal uk canada goose outlet glands (located above the kidneys) start pumping canada goose factory sale out the hormone adrenaline (also know as epinephrine), as well as several other hormones. Your nervous system and these hormones canada goose coats trigger several reactions to prepare your body to fight or flee (see The Fight or Flight Response). L. Stine? Does “chicken Canada Goose Outlet skin” serve cheap Canada Goose any useful purpose when you’re feeling chicken?
Scientists think it used to at least for our Canada Goose Coats On Sale fur covered ancestors. Here’s why: Goosebumps form when adrenaline causes contractions of tiny muscles attached to each hair. The muscles pull the hairs up and the hairs pull the skin. If canada goose clearance you’ve ever seen a cheap canada goose uk cat with its fur puffed up, you’ve seen what goose bumps can do. They make an animal appear bigger than it really is. Canada Goose sale That might make a predator think canada goose black friday sale twice before attacking.
You may https://www.canadagoose-online-shop.co.uk also get goose bUmps when you get a chill from your thrill. Being afraid can make You sweat which cools you off. The raised hairs that produce Canada Goose Jackets goose bumps are an attempt to trap air and body heat.
THAT’S USING YOUR HEAD
So how do you calm yourself after a scare? Use your head! When you remind yourself that the source of your fright isn’t real, the brain sends a calling message to the rest of your body. And without you knowing it, your autonomic nervous buy canada goose jacket system begins to Canada Goose online reverse the effects of fright. Whew! What a relief.