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Organs that detect signals of the environment or of the body and transmit them to the brain as nerve impulses.
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The skin is the soft outer covering of our body, its three layers are the epidermis, the dermis and the hypodermis.
Olfactory receptors produce electric signals when stimulated by odours.
The ear converts the vibrations of air into electric signals which are then processed by the brain.
The eye is one of our most important sense organs. When stimulated by light, electric impulses are produced by its receptors.
Taste receptors convert chemical stimuli into electric signals.
The position and acceleration of the head is detected by the inner ear.
This animation introduces the most important systems of the human body.
This animation introduces the most important organ systems of the human body.
This animation demonstrates the development of the human embryo and foetus.
This scene summarizes the main organs of the human body.
The main parts of the human brain are the brain stem, the cerebellum, the diencephalon, and the cerebrum.