Bulb
Bulb (medicine)
Bulb (pronounced: /bʌlb/) is a term used in various contexts within the field of medicine.
Etymology
The term "bulb" originates from the Latin word "bulbus", which means a swelling or a bulbous plant. In medicine, it is used to describe a rounded swelling or enlargement in anatomical structures.
Definition
In medicine, a bulb refers to a rounded swelling or enlargement that's part of an anatomical structure. It is often used to describe parts of the body that have a bulbous shape, such as the bulb of the eye or the bulb of the penis.
Related Terms
- Bulb of the eye: The anterior, expanded portion of the optic nerve, seen within the eyeball.
- Bulb of the penis: The expanded posterior part of the corpus spongiosum of the penis.
- Bulb of the vestibule: A part of the female genitalia, homologous to the bulb of the penis in males.
- Bulbourethral gland: Also known as Cowper's gland, it is a pair of small exocrine glands present in the male reproductive system.
- Bulbar palsy: A type of motor neuron disease that affects the nerves supplying the bulbar muscles, which control swallowing, speaking, and breathing.
See Also
External links
- Medical encyclopedia article on Bulb
- Wikipedia's article - Bulb
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