BULBOID CORPUSCLE Meaning and
Definition
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A bulboid corpuscle, also known as a Ruffini corpuscle, is a sensory receptor found in the skin, particularly in the fingers, palms, and soles of the feet, as well as in some other regions of the body. It is named after Angelo Ruffini, an Italian anatomist who first described these structures in the late 19th century.
The bulboid corpuscle is an encapsulated nerve ending that plays a crucial role in the perception of touch and pressure. It is characterized by its elongated shape, with a central nerve fiber surrounded by a connective tissue capsule. The corpuscle is composed of specialized receptor cells that respond to mechanical deformation or stretching of the skin.
When an external stimulus, such as pressure or stretching, is applied to the skin, the encapsulated nerve ending of the bulboid corpuscle deforms, causing nerve impulses to be generated. These impulses are then transmitted to the brain, where they are interpreted as sensations of touch, pressure, or tension. As a result, bulboid corpuscles are responsible for our awareness of physical contact and interactions with objects.
Bulboid corpuscles are essential for our daily tactile experiences, enabling us to discern the texture, shape, and pressure of various objects. They contribute to our ability to grasp and manipulate objects with precision and sensitivity. Due to their numerous locations in the skin, they also play a significant role in the sensation of warmth.
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A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for BULBOID CORPUSCLE
- bulboid corpuscla
- bulboid corpusclg
- bulboidcoarpuscle
- bulboidcorepuscle
- b ulboid corpuscle
- bu lboid corpuscle
- bul boid corpuscle
- bulb oid corpuscle
- bulbo id corpuscle
- bulboi d corpuscle
- bulboid c orpuscle
- bulboid co rpuscle
- bulboid corpu scle
- bulboid corpus cle
- bulboid corpusc le
- bulboid corpuscl e
Etymology of BULBOID CORPUSCLE
The term "bulboid corpuscle" is a compound term composed of two distinct parts: "bulboid" and "corpuscle".
1. "Bulboid" - The term "bulboid" is derived from the word "bulb", which refers to a rounded shape resembling a bulb or a plant bulb. In this context, "bulboid" suggests that this type of corpuscle has a bulb-like shape or appearance.
2. "Corpuscle" - The word "corpuscle" originates from the Latin word "corpusculum", which translates to "a small body". In scientific terminology, a "corpuscle" generally refers to a small anatomical or physiological structure.
Therefore, "bulboid corpuscle" is a term used in anatomy to describe a small body or structure with a bulb-like shape.
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