lumbar vertebrae the five vertebrae between the thoracic vertebrae and the sacrum. vertebra magÂ´na the sacrum. odontoid vertebra the second cervical vertebra, or axis. vertebra plaÂ´na a condition of spondylitis in which the body of the vertebra is reduced to a sclerotic disk.
Generally, in the early stages of drowning, very little water enters the lungs: a small amount of water entering the trachea causes a muscular spasm that seals the airway and prevents the passage of both air and water until unconsciousness occurs.
Try 5 issues for just Â£5 with our new subscription offer! It depends on the temperature of the water. In cold water, the bacterial action that causes a body to bloat with gas may be so slowed that the body stays on the seabed. The skin will absorb water and peel away from the underlying tissues in about a week and fish, crabs and sea lice will nibble away at the flesh. Cold water also encourages the formation of adipocere. This is a waxy, soapy substance formed from the fat in the body that partially protects the body against decomposition. Bodies have been retrieved almost completely intact from waters below 7Â°C after several weeks, and as recognisable skeletons after five years.