Some Important Facts of Human Body

Some Important Facts of Human Body

We are compiling some important facts of human body for the aspirants preparing for railway and other competitive exams.

• Longest Bone – Femur (thigh bone)
• Smallest Bone – Ear ossicle, stapes
• Blood Volume – 6.8 litres (in 70 Kg Body)
• Life Span of RBC – 120 days
• Life Span of WBC – 3 to 4 days
• Universal Blood Donor – O Rh negative
• Universal Blood Recipient – AB Rh positive
• Normal Human body temperature – 98.4 degree Fahrenheit or 37 degree celsius
• Largest gland – Liver
• Largest muscle in the body – Gluteus maximus
• Longest cell – Neuron (nerve cell)
• ph of Urine – 6.0
• Minimum distance for proper vision – 25 cm

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