Search Results | body systems
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What vitamins stop you from being cold all the time?
If you are cold all the time, the culprit could be a vitamin deficiency. See what vitamins can stop you from being cold all the time.
How Good Is Your EMT Vocabulary?
play.howstuffworks.com/quiz/how-good-is-your-emt-vocabulary
BP is 120 over 80. Pulse is 68 and regular. Lungs are clear, good breath sounds, and the patient is alert. Sounds good, right? Or does it? If you know your EMT vocabulary, you'll know for sure. Take the quiz, and let's see what you can do!
Get to Know Proprioception, Your Silent Sixth Sense
health.howstuffworks.com/human-body/systems/nervous-system/proprioception.htm
Proprioception is our ability to perceive our body's position and how we move through space. It's considered our 'sixth' sense because we do it without thinking about it.
Can you have a skin allergy to tomato plants?
health.howstuffworks.com/diseases-conditions/allergies/skin-allergies/skin-allergy-tomato-plants.htm
Allergic contact dermatitis is an itchy rash you can get from touching something you're allergic to. Learn whether you can have a skin allergy to tomato plants in this article.
How Sleep Deprivation Works
health.howstuffworks.com/mental-health/sleep/disorders/sleep-deprivation.htm
Pulled an all-nighter last night? You're a danger to yourself and others. Find out why sleep deprivation is such a hazard.
10 Weird Facts About Biological Rhythms
health.howstuffworks.com/mental-health/human-nature/behavior/10-facts-about-biological-rhythms.htm
Biological rhythms are strange and wonderful things. See 10 weird biological rhythm facts to explore human nature.
How and why does the heart pump blood to itself?
health.howstuffworks.com/human-body/systems/circulatory/heart-pump-blood.htm
Have you ever stopped to wonder how does the heart pump blood to itself and the rest of your body? Learn the answer to how does the heart pump blood.
How Human Reproduction Works
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/conception/human-reproduction.htm
Reproduction is a basic drive in all animals, including humans. Think you know what human reproduction is all about? Discover the biology of sex.
Basic Biology test!
play.howstuffworks.com/quiz/basic-biology-test
Metabolism? Catabolism? Mitochondria? Taxonomy? Biology isn't the easiest of subjects, but there are some basics everyone should remember from their school days. Test your knowledge now!
10 Controversial Court Cases
people.howstuffworks.com/ten-controversial-court-cases.htm
Controversial court cases can both tear communities apart and shape our history for the better. Take a look at these 10 controversial court cases in the U.S.