Brunner's gland definitions
| Word backwards | s'rennurB dnalg |
|---|---|
| Part of speech | This is a noun phrase. |
| Syllabic division | Brunner's gland has three syllables: Brun-ner's gland. |
| Plural | The plural of Brunner's gland is Brunner's glands. |
| Total letters | 13 |
| Vogais (3) | u,e,a |
| Consonants (7) | b,r,n,s,g,l,d |
Located in the duodenum, Brunner's glands are compound tubular submucosal glands that play a crucial role in the digestive system. These glands are responsible for producing a mucus-rich alkaline secretion that helps to protect the duodenum from the acidic contents of the stomach.
Structure of Brunner's Glands
Brunner's glands are found in the submucosa layer of the duodenum, which is the first part of the small intestine. These glands have a branched tubular structure and are lined with cuboidal epithelial cells. The secretion produced by Brunner's glands is alkaline in nature, which helps to neutralize the acidic chyme that enters the duodenum from the stomach.
Function of Brunner's Glands
The main function of Brunner's glands is to protect the duodenal mucosa from the corrosive effects of gastric acid. The alkaline secretion produced by these glands helps to raise the pH of the chyme, creating a more suitable environment for the action of pancreatic enzymes. This mucus-rich secretion also lubricates the intestinal walls, aiding in the smooth passage of food through the digestive tract.
Regulation of Brunner's Glands
The secretion of Brunner's glands is regulated by neural and hormonal mechanisms. The vagus nerve stimulates the production of mucus by these glands in response to the ingestion of food. Additionally, the hormone secretin, which is released by the small intestine in response to acidic chyme, also stimulates the secretion of alkaline mucus by Brunner's glands.
In conclusion, Brunner's glands are an essential component of the digestive system, playing a key role in protecting the duodenum from the acidic environment of the stomach. Their alkaline secretion helps to neutralize gastric acid and create an optimal environment for digestion and nutrient absorption.
Brunner's gland Examples
- The doctor explained that Brunner's gland secretes an alkaline mucus to help neutralize stomach acid.
- Histological examination revealed hyperplasia of Brunner's gland in the duodenum.
- The presence of a tumor in Brunner's gland can lead to gastrointestinal bleeding.
- Inflammation of Brunner's gland can cause discomfort and pain in the upper abdomen.
- A biopsy was performed to assess the health of Brunner's gland tissue.
- The function of Brunner's gland is to protect the duodenum from acidic chyme.
- Ultrasound imaging can help identify abnormalities in Brunner's gland structure.
- Treatment may be necessary if a blockage occurs in Brunner's gland duct.
- Brunner's gland hyperplasia is a rare condition that may require medical intervention.
- The role of Brunner's gland in digestive health is still being studied by researchers.