Die Bilderzeugung im Auge
Durch eine entsprechende Veränderung ihrer Krümmung gewährleistet die Linse, dass man sowohl fern als auch nah scharf sehen kann.
The eye is one of our most important sense organs. When stimulated by light, electric impulses are produced by its receptors.
When producing sound, the air flowing out of the lung is vibrated by the vocal cords.
The central nervous system consists of the brain and the spinal cord, the peripheral nervous system consists of nerves and ganglia.
The reproductive system is a series of organs working together for the purpose of reproduction.
The two main parts of the central nervous system, the brain and the spinal cord are protected by the skull and the spinal column.
The three types of muscle found in the human body are the smooth, the striated and the cardiac muscle.