Dictionary » P » Polyp

Polyp

polyp

1. (Science: pathology) growth, usually benign, protruding from a mucous membrane.

2. (Science: plant biology) The sessile stage of the Cnidarian life cycle, the cylindrical body is attached to the substratum at its lower end and has a mouth surrounded by tentacles bearing nematocysts at the upper end, hydra and the feeding polyps of the colonial Obelia are examples.


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Re: animal with the longest lifespan

... this immortal being so small hehe : Turritopsis nutricula or immortal jellyfish is a hydrozoan whose medusa, or jellyfish, form can revert to the polyp stage after becoming sexually mature. It is the only known case of a metazoan capable of reverting completely to a sexually immature, colonial ...

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by master94
Mon Jul 12, 2010 12:25 pm
 
Forum: Zoology Discussion
Topic: animal with the longest lifespan
Replies: 9
Views: 7015

Why Cnidaria swim?

... this is one of them: What is "The use" of a swimming stadium among Cnidaria (and also swamps) ? I think the answear is that becouse of a polyp- colony is single- sexual, they have to produse medusa, if they want to get some kind of gentic variation. Am i getting this right, or can somone ...

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by ManBearPig89
Wed Mar 24, 2010 2:47 pm
 
Forum: Zoology Discussion
Topic: Why Cnidaria swim?
Replies: 4
Views: 1043

Stomach bloating and weight gain

What was the size of the polyp, >10mm ? If so I would wonder why this did not raise concerns with the doctors. Although I think this is unrelated to any change in body size, It might cause the severe pains which prompted you to visit ...

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by MichaelXY
Sun Apr 26, 2009 9:23 am
 
Forum: Physiology
Topic: Stomach bloating and weight gain
Replies: 411
Views: 1391768

Re: Stomach bloating and weight gain

... test, gave me some pain medicine and sent me home. The CT scan was normal, the x-rays normal, the abdominal ultrasound showed a small gallbladder polyp and everything else normal. I have been to my regular doctor, gynecologist, gastro specialist. They did a endoscopy, colonoscopy, Hydrogen breath ...

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by connollyhome
Sun Apr 26, 2009 6:35 am
 
Forum: Physiology
Topic: Stomach bloating and weight gain
Replies: 411
Views: 1391768

Stomach bloating and weight gain

... today get the results that my Gastroscopy all came back fine and that there is nothing wrong in that area. Also my gall bladder has 1 small polyp on it and she doesn't think that would cause me any pain. Plus the pain is under my left breast instead of my right. Also my thyroid has been ...

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by Momofthree
Sat Nov 22, 2008 3:47 am
 
Forum: Physiology
Topic: Stomach bloating and weight gain
Replies: 411
Views: 1391768
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