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Human Anatomy Facts



Human Anatomy  Facts


Longest bone in human bodyFemur (thigh bone)
Smallest boneStapes in the middle ear
Hardest material in the human bodyTooth enamel
Strongest muscleJaw muscle
Largest external organSkin
Largest internal organLiver
Smallest glandPituitary
Largest arteryAorta
Smallest blood vesselCapillary
Mineral most common in human bodyCalcium
Compound most abundant in human bodyWater
Pigment which gives a colour to the skinMelanin
Nails are modification ofEpidermis (external layer of skin)
Connective tissues that attach muscles to bonesTendons
Connective tissues that attach Bones to bonesLigaments
Sebaceous glands secreteSebum or oil
Lachrymal glands secreteTears