The answer is C) The law of reversibility. This states that lack of exercise may have an adverse affect of exercise, which means you get weaker when you don't exercise. This is the main reason why people have to go through so much physical therapy after an injury.
Gangrene is a condition which is caused by the death of a body tissue.One of the cause is a loss of blood supply d/t an underlying injury/illness or any infection. One of the most common sites are fingers & toes.But it can also occur in the body thereby damaging organs & muscles.
The two main types of gangrene are: Dry & Wet Gangrene. Dry is aka mummification.The skin becomes dry, shrivelled and usually dark in color starting from brownish to purple blue & feels cold to be touched.For eg.Atherosclerosis.Dry form of gangrene results from scalds, burns,Raynaud's disease & Vascular problems.
Wet Gangrene: Swelling of skin,blisters form & rupture.Pus may appear.It is generally associated with infection of dead tissue.This occurs in people with diabetes, frost bites. Wet forms can develop from injury ( crush injury,Lacerations),embolism & Immune deficiency.
Gas Gangrene: also known as Clostridial myonecrosis.It is mainly linked with poorly cleaned wounds which results from previous surgery where there is a damaged blood supply.
Treatment include antibiotics, hyperbaric oxygen therapy,Maggot therapy & surgery.
