Skin is the soft outer tissue covering vertebrates. Other animal coverings, such as the arthropod exoskeleton, have different developmental origin, structure and chemical composition. The adjective cutaneous means of the skin. In mammals, the skin is an organ of the integumentary system made up of multiple layers of ectodermal tissue, and guards the underlying muscles, bones, ligaments and internal organs. Skin of a different nature exists in amphibians, reptiles, and birds. All mammals have s
Causes of Vertigo. Many times, vertigo is made worse by movement or changes in position. Two common causes of vertigo are labyrinthitis (inner ear infection) or a condition called Meniere's disease. Both of these conditions are caused by fluid fluctuations in the inner ear. The ear sends a message to the brain that the victim is moving, while the eyes send a different message.
1 Acoustic neuroma is an uncommon cause of vertigo related to a type of tumor of the nerve tissue of the inner ear that can cause vertigo. 2  Symptoms may include vertigo with one-sided ringing in the ear and hearing loss. 3  Vertigo can be caused by decreased blood flow to the base of the brain. Head trauma and neck injury may also result in vertigo, which usually goes away on its own. 2  Cervical vertigo can be caused by neck problems such as impingement of blood vessels or nerves from neck injuries. 3  Migraine, a severe form of headache, may also cause vertigo.