36 Things You Never Knew About Your Body


There are a lot of things about your body that you probably never knew. Here are just a few of them:

1. Your body is made up of about 37 trillion cells.

2. Every single one of those cells has a nucleus.

3. In the nucleus of each cell, there is DNA.

4. That DNA is made up of genes.

5. Each gene is made up of a sequence of DNA base pairs.

6. Your DNA determines everything about you, from your hair color to your height.

7. Your bones are made up of minerals, including calcium, phosphorus, and magnesium.

8. Your bones also contain collagen, a protein that gives them strength.

9. Your muscles are made up of proteins, including actin and myosin.

10. Those proteins allow your muscles to contract and relax.

11. Your blood is made up of red blood cells, white blood cells, and platelets.

12. Red blood cells carry oxygen to all of the cells in your body.

13. White blood cells help fight off infection.

14. Platelets help your blood clot.

15. Your heart is a muscle that pumps blood through your body.

16. Your lungs are made up of alveoli, which are tiny air sacs.

17. The alveoli exchange oxygen and carbon dioxide between your blood and the air.

18. Your liver is your body’s largest internal organ.

19. Your liver filters your blood and detoxifies your body.

20. Your stomach is a muscular sac that stores food and starts the process of digestion.

21. Your small intestine is about 20 feet long and absorbs nutrients from food.

22. Your large intestine is about 5 feet long and absorbs water from food.

23. Your kidneys are two bean-shaped organs that filter your blood and remove waste from your body.

24. Your bladder is a muscular sac that stores urine.

25. Your brain is made up of neurons, which are cells that transmit information.

26. Your brain controls everything from your heart rate to your emotions.

27. Your spinal cord is a bundle of nerves that runs from your brain to your pelvis.

28. Your spinal cord transmits information between your brain and your body.

29. Your nervous system is made up of your brain, your spinal cord, and nerves.

30. Your endocrine system is made up of glands that produce hormones.

31. Hormones are chemicals that regulate your body’s functions.

32. Your reproductive system is made up of your gonads, which produce gametes.

33. Gametes are the cells that fuse together to create a new individual.

34. Your immune system is made up of cells that fight off infection.

35. Your skin is your body’s largest organ.

36. Your skin protects your body from infection, regulates your body temperature, and stores water and fat.

Leave a reply

Please enter your comment!
Please enter your name here