"Urobilinogen" Pronounce,Meaning And Examples
"Urobilinogen" Natural Recordings by Native Speakers
"Urobilinogen" Meaning
Urobilinogen is a pigmented compound produced during the breakdown of bilirubin in the gut, from the action of intestinal bacteria.
"Urobilinogen" Examples
Urobilinogen Examples
1. Medical Context
Urobilinogen is a yellow-green pigment produced when bilirubin is broken down in the intestine by bacteria. It's normally present in small amounts in the urine and stool, indicating healthy gut and liver function. Elevated levels can signify liver or bile duct problems.
2. Diagnostic Test
Medical professionals often use the urine urobilinogen test to check for hepatitis, cirrhosis, or bile duct obstructions in the liver. The test measures the amount of urobilinogen present in urine, helping doctors diagnose liver or intestinal problems early.
3. Bile System Importance
Urobilinogen's appearance in urine and stool is a clear sign that the liver is working correctly and bile salts are being produced and circulated to the small intestine, where bacteria convert bilirubin into urobilinogen. A deficiency in this process or pathway can lead to jaundice, a condition characterized by yellowish pigmentation of the skin and mucous membranes.
4. Pathological Indicators
Higherthan normal levels of urobilinogen in urine and stool can be a symptom of several liver conditions, including liver dysfunction, liver cirrhosis, or bile duct blockages. This imbalance in liver function, seen as elevated levels of urobilinogen, does not directly cause disease but serves as an indicator to prompt further investigation and diagnosis.
5. Basis for Further Investigation
Doctors often use the presence and levels of urobilinogen in tissues, urine, or stool to investigate and further understand liver health. It is an indirect marker for liver function and a basis for further investigation using other diagnostic tests to pinpoint specific liver conditions, such as liver failure, liver damage, or blockages in the bile ducts.
"Urobilinogen" Similar Words
Url
Urls
Urmia
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Urn
Urnfield
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Urns
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Urobilin
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Uroboros
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Urocele
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Urocerata
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Urochesia
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Urochezia
Urochord
A urochord, also known as a tunicate or lancelet, is a member of the subphylum Urochordata, a group of chordates that live a sessile or crawling lifestyle, typically attached to rocks or reefs. They are commonly found in marine environments. Urochordates have a rudimentary notochord (nervous cord), pharyngeal slits, and a post-anal tail, which are characteristics shared with more complex chordates, but lack a vertebral column and are generally more primitive in structure. <br><br>Some common features of urochordates include a filter-feeding structure, a water vascular system, and a reproductive system that includes a dorsal nerve cord. They are thought to be closely related to vertebrates and are often used as subjects of study in the field of embryogenesis, or embryonic development.
Urochorda
The term "urochorda" refers to a subgroup or a division within the subkingdom Tunicata, a group of marine invertebrates also known as tunicates or sea squirts. They are a type of marine water filter feeder that filters food particles from the water, mostly plankton and small organic matter.<br><br>Urochordates are characterized by their non-bilateral body plan and their ability to filter feed. They are a phylogenetically distinct group, considered to be more closely related to chordates (which include vertebrates) than to other groups like echinoderms and mollusks.<br><br>The characteristics of urochordates include:<br><br>1. <strong>Filter-feeding:</strong> They have a siphon to draw in water, and a network of fine fibers called pharyngobranchial filaments that capture small food particles.<br>2. <strong>Non-bilateral symmetry:</strong> Unlike most animals, which have bilateral symmetry (head and tail), urochordates are radially symmetrical. Their body parts are distributed around a central axis, like the spokes of a wheel.<br>3. <strong>Tunic:</strong> A tough outer layer or tunic covers their body and is made of cellulose.<br>4. <strong>A sac-like body:</strong> Early in life, the developmental stage of urochordates are tadpole-like and become sessile (immobile) after attaching to a substrate by a stalk.<br><br>The term 'urochorda' therefore refers to this formative stage in the life cycle of tunicates as they transition from a free-swimming or sessile flat creature with a nerve net or ventral hollow nerve cord to higher (vertebrate-like) life forms, though not evolving to resemble adult forms we consider 'chordates'.