The following situations are associated with rise of temperature after death, EXCEPT:
**Core Concept**
The phenomenon of temperature rise after death is known as algor mortis, but in this context, it refers to a distinct process where temperature increases due to the breakdown of cellular enzymes and the heat generated during the process of autolysis. This is a critical concept in forensic pathology and forensic medicine.
**Why the Correct Answer is Right**
After death, the body undergoes autolysis, a process where cellular enzymes break down tissues. This process releases heat, leading to a rise in temperature. The breakdown of cellular enzymes and the heat generated during autolysis are responsible for the temperature increase. This process is more pronounced in bodies that are not refrigerated or embalmed, allowing for the breakdown of cellular enzymes to occur.
**Why Each Wrong Option is Incorrect**
* **Option A:** Autolysis, as mentioned, is a key process responsible for the temperature rise after death. Therefore, it is associated with a rise in temperature.
* **Option B:** Putrefaction is the process of decomposition, which involves the breakdown of tissues by microorganisms. This process also generates heat and is associated with a rise in temperature.
* **Option C:** Rigor mortis is the stiffening of muscles after death, which is not directly associated with a rise in temperature. While rigor mortis is a post-mortem change, it does not involve the breakdown of cellular enzymes or the generation of heat.
**Clinical Pearl / High-Yield Fact**
It's essential to note that the rate and extent of autolysis and putrefaction can be influenced by factors such as the environment, the time elapsed since death, and the presence of microorganisms. Forensic pathologists use these factors to estimate the post-mortem interval.
**Correct Answer: C. Rigor mortis is the stiffening of muscles after death, which is not directly associated with a rise in temperature.**