Blister
/blɪstɝ/
1. [noun] a collection of fluid underneath the top layer of skin (epidermis). There are many causes of blisters, including burns , friction forces, and diseases of the skin. Also known as bleb and bulla. *Fluid may be clear or blood (blood blister,hematoma)
Frequently Asked Questions
How does repetitive friction from walking or new shoes lead to a blister on the foot?
Repetitive friction causes the layers of skin to separate slightly. This separation allows fluid to collect underneath, forming a blister that acts as a cushion between the opposing layers.
In what ways do blood blisters differ from the common clear fluid blisters on the foot?
Blood blisters occur when there is damage that causes small blood vessels to rupture, mixing blood with the clear fluid. This contrasts with regular blisters that usually contain only serous fluid.
What everyday scenarios during foot activity might commonly result in blister formation?
When engaging in activities like hiking or sports, repeated friction from awkward shoe fits or long distances can cause the skin layers to separate, leading to blister formation on the foot.
How does the Latin term 'bulla' assist in understanding the nature of a foot blister?
The term 'bulla' is Latin for bubble, a reminder that foot blisters are essentially small bubbles formed by fluid accumulation under the skin due to friction or pressure.