The human body is made up of different types of cells, tissues, organs, and other biological systems, which are involved in carrying out different types of specific functions essential for maintaining a healthy life.
The scientific study of the body’s structures along with its functions are termed as Human anatomy and physiology. Besides these structures and functions, there are numerous amazing facts about our body which we are all not aware of it.
Listed below are a few interesting facts about the Human Body.
Blood, the only fluid connective tissue which plays a major role in the transportation of nutrients, respiratory gases, hormones, in maintaining and regulation of body temperature, pH, and other thermo-regulation processes. Blood is 6 times thicker than water and each drop of blood contains about 250 million cells.
The longest cell in the Human body is the motor neuron, the feminine egg is the largest cell and the smallest cell is the male sperm cell. The longest bone is the thigh bone and the stapes or stirrup present in the middle ear is the smallest bone. The hardest bone is the jawbone. Skin is the largest organ and pineal gland is the smallest organ in our body. The human tongue is the strongest muscle and the external muscles of the eye are the fastest which are mainly involved in constantly moving, blinking and adjusting the positions of the eye.
An average person breathes 20,000 times a day. The rate of breathing is faster in children and women compared to men. The deeper we breathe, the faster becomes the metabolism.
Yawning helps us to inhale more oxygen into our lungs. We usually yawn as our brain sends a message to our sensory system when it senses the shortage of oxygen.
Similarly to our fingerprints, every human has a unique tongue print. A human tongue can produce enough saliva, which can fill two swimming pool and it is considered as the strongest muscle in our body.
We cannot breathe and swallow at the same time. But the new-born babies can breathe and swallow both at the same time for up to their 7 to 8 months.
The total number of bacteria in our mouth is equal to the total number of people living on the planet Earth. These bacteria do not cause any harm, in turn, they protect us from harmful disease-causing organisms.