Human Anatomy
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Important Facts about Human Anatomy
Human Anatomy - Facts to remember
| Longest bone in human body | Femur (thigh bone) | 
| Smallest bone | Stapes in the middle ear | 
| Hardest material in the human body | Tooth enamel | 
| Strongest muscle | Jaw muscle | 
| Largest muscle | gluteus maximus (buttock muscle) | 
| Largest external organ | Skin | 
| Largest internal organ | Liver | 
| Smallest gland | Pineal | 
| Largest artery | Aorta | 
| Smallest blood vessel | Capillary | 
| Element most common in human body | Oxygen (65%) | 
| Mineral most common in human body | Calcium | 
| Compound most common in human body | Water | 
| Pigment which gives a dark colour to the skin | Melanin | 
| Nails are modification of | Epidermis (external layer of skin) | 
| Muscles are attached to bones by connective tissues called | Tendons | 
| Bones are attached to bones by | Ligaments | 
| The volume of blood in an adult is | 4.7 to 5 litres | 
| The total number of bones in human body is | 206 | 
| The most common type of blood group is | Type O+ | 
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