Human Anatomy Quiz Questions and Answers for Competitive Exams
- Longest bone in human body - Femur (thigh bone)
- Smallest bone - STAPES the middle ear
- Hardest material in the human body Tooth - enamel
- Strongest muscle - Jaw muscle
- Largest external organ - Skin
- Largest internal organ - Liver
- Smallest gland - Pituitary
- 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
- Sebaceous glands in human body secrete - Sebum or oil
- Lachrymal glands in human body secrete - Tears
- 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