Middle ear infection, otitis media
This animation shows the symptoms and treatment of secretory otitis media.
otitis media, disease, ear infection, ear, pus, paracentesis of the eardrum, hearing loss, pain, symptoms, tympanic cavity, eardrum, outer ear, middle ear, inner ear, Eustachian tube, hearing, hammer, anvil, stirrup, bacterium, virus, human, biology
The ear converts the vibrations of air into electric signals which are then processed by the brain.
The position and acceleration of the head is detected by the inner ear.
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 curvature of the lens of the eye changes when we look at a distant or at a near object, to ensure a sharp image.
Concave and convex lenses are used for the correction of short-sightedness and far-sightedness.
Olfactory receptors produce electric signals when stimulated by odours.
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 inflammation of the vermiform appendix, which is connected to the cecum, requires immediate surgical intervention. The animation shows the cause and...
The cause of a heart attack is the blockage of a coronary artery. It is one the most common causes of death.
The main parts of the human brain are the brain stem, the cerebellum, the diencephalon, and the cerebrum.