MCQ 452

PSC Questions on Human Body

1) Total number of bones present in a human body❓
Answer: 206 bones ✅

Description: Human body has around 270 bones by birth. Even the human skeleton has 270 bones by birth, the number will be decreased to 206 when he become mature. So an adult human has 206 bones in his skeleton.

2) Which is the biggest bone in human body❓
Answer: Femur (thighbone)✅

Description : Femur or thighbone is the biggest bone in human body.

3)  Which is the smallest bone in human body
Answer: Stapes❓

Description : Stapes is the smallest bone present in human body. It is the third bone seen at middle ear.

4) Which is the strongest bone in human body ❓
Answer: Femur or Thighbone✅

Description : The femur is the strongest bone seen in the human body

5) Total number of bones present in the skull ❓
Answer: 22 bones

6) Which is the largest gland in human body ❓
Answer: Liver✅

Description: Liver is also the largest internal organ present in a human body. In an adult human body the liver weights from 1.5 to 1.5 Kilogram.

7)  Which is the largest sense organ in human body❓
Answer: Skin✅

8) Blood vessels which carry oxygenated blood are Called as ❓
Answer: Arteries✅

Description: Arteries are the blood vessels which carry oxygenated blood from heart to other parts of our body. Arteries in our body carry the pure form of oxygenated blood.

9)  Blood vessels carrying impure blood in human body are called as ❓
Answer: Veins✅

Description: Veins are the blood vessels in our body which carries impure blood from our tissues to heart. But there is an exception. A vein called pulmonary vein which carry pure blood from lungs to heart. 

10) Which is the longest cell in human body ❓
Answer: Neurons ✅

Description: Neurons are the longest cells seen in human body. Neurons consists nervous system. Neuron cell carry messages in nervous system.