Biology for Pre-Medical: 2013

Tuesday, 11 June 2013

Your left lung is smaller than your right lung to make room in your chest cavity for your heart.

The human face is made up of 14 bones.

Women have approximately 4.5 liters of blood in their body, while men have about 5.6 liters.

Our hair turns gray as we age because the pigment cells in the hair follicle, which is responsible for producing melanin, start to die.

The face contains more than 50 muscles, which give us our large range of facial expressions.

Lymph nodes, the most important defense mechanisms of your body, are not found in your feet.

The biggest muscle is the gluteus maximus in the buttock; the smallest muscle is the stapedius deep in the ear.