Krause end bulbs are involved in the detection of what sensation?

Krause end bulbs are specialized sensory receptors found in various tissues of the body, particularly in the skin and mucous membranes. They play a significant role in the sensation of cold. Located in the dermal layer, these bulbs are responsive to changes in temperature and specifically detect cool sensations.

The presence of Krause end bulbs makes them crucial for the perception of temperature, as they are activated when the skin comes into contact with cooler surfaces or environments. This specialized function highlights their importance in thermoreception, which allows the body to respond appropriately to temperature changes.

In the context of the other choices, while light touch and pressure involve different mechanoreceptors like Meissner's corpuscles and Pacinian corpuscles respectively, and heat is detected by different thermoreceptors, Krause end bulbs are specifically aligned with the detection of cold sensations. This distinct role underscores their relevance in maintaining the body's thermal homeostasis and providing crucial sensory feedback regarding the environment.