Flatworm Vocabulary by Kingsley Chukwuka https://padlet.com/kingsleychukwuka/Bookmarks Made with charm en-us 2022-03-09 19:36:49 UTC 2025-10-18 03:28:20 UTC hello@padlet.com Platyhelminthes kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086826130 Definition:-  A phylum of invertebrates that comprises the flatworms.

sentence:  flatworm has bilateral symmetry and is a cylindrical organism with a hard head and tail. They usually have a brown skin coating. 

Non examples:- A normal worm.
]]> 2022-03-09 19:50:43 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086826130 Bilateral symmetry kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086832906 Definition:- involves the division of the animal through a sagittal plane, resulting in two mirror-image, right and left halves.

sentence:- similar anatomical parts are arranged on opposite sides of a median axis so that only one plane can divide the individual into essentially identical halves.

Non examples:- Only members of the phylum Porifera (sponges]]> 2022-03-09 19:55:12 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086832906 Invertebrate kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086842764 Definition:- Invertebrates are animals that neither possess nor develop a vertebral column, derived from the notochord.

sentence:- examples of invertebrates include arthropods (insects, arachnids, crustaceans, and myriapods).

Non examples:- An animal that has no backbone or spinal column and therefore does not belong to the subphylum Vertebrata of the phylum Chordata.]]> 2022-03-09 20:01:48 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086842764 Hermaphrodite kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086848613 Definition:- a person or animal having both male and female sex organs or other sexual characteristics, either abnormally or (in the case of some organisms) as the natural condition.

sentences:- True hermaphroditic humans do not exist.

Non examples:-  Ascaris is not a hermaphrodite having separate male and female organisms. Thus the correct option is (D) Ascaris

]]> 2022-03-09 20:05:52 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086848613 Planaria kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086864650 Definition:-  a free-living flatworm which has a three-branched intestine and a tubular pharynx, typically located halfway down the body.

Sentence:- Planaria exhibit an extraordinary ability to regenerate lost body parts.]]> 2022-03-09 20:17:19 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086864650 Flukes kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086871993 Definition:-  member of the invertebrate class Trematode (phylum Platyhelminthes), a group of parasitic flatworms that probably evolved from free-living forms millions of years ago

Sentence:- There are more than 10,000 species of flukes.

Non examples:- A normal worm]]> 2022-03-09 20:22:58 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086871993 Tapeworms kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086876844 Definition:- a parasitic flatworm, the adult of which lives in the intestines. It has a long ribbon-like body with many segments that can become independent, and a small head bearing hooks and suckers.

Sentences:- Tapeworms are parasites that survive within another organism, known as the host.

Non examples:- Tapeworms do not have a digestive tract.]]> 2022-03-09 20:26:34 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2086876844 Acoelomates kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089031071 Deflation:-  An acoelomate is an animal that has no internal, fluid-filled body cavity separating its body wall from its digestive tract

sentence:- Acoelomates commonly possess a simple digestive tract, nervous system, and excretory system.

Non examples :- any animals do not have body cavities (unicellular animals, jellyfish)]]> 2022-03-10 19:27:52 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089031071 parasite kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089036025 Definition:- an organism that lives in or on an organism of another species (its host) and benefits by deriving nutrients at the other's expense.

sentence:- Parasites worms invade your bodies through food and water intake, through a transmitting agent

Non examples:-  not relating to, being, or caused by a parasite : not parasitic nonparasitic worms a nonparasitic cyst.]]> 2022-03-10 19:30:52 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089036025 Turbellaria kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089045529 Definition:- a class of typically free-living flatworms which have a ciliated surface and a simple branched gut with a single opening.

Sentence:- Turbellarians are able to regenerate lost parts even when they are cut into several segments

Non examples:- Flatworms have no true body cavity and no blood vessels. Flatworms can be free-living or parasitic.]]> 2022-03-10 19:36:49 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089045529 Trematode kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089064167 Definition:- any parasitic flatworm of the class Trematoda, especially a fluke, having hookers or suckers

Sentence:- Their most distinctive external feature is the presence of two suckers, one close to the mouth, and the other on the underside of the animal.

Non examples:-]]> 2022-03-10 19:47:59 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089064167 Cestoda kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089071091 Definition:- a class of parasitic flatworms that comprises the tapeworms.

Sentence:- The cestodes, or tapeworms, differ in a number of ways from other flatworms. Their bodies are long and flat, made up of many segments called proglottids.

Non examples:- They have a tape-like and segmented body. ]]> 2022-03-10 19:52:18 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089071091 Nerve net kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089082301 Definition:- a diffuse network of neurons which conducts impulses in all directions from a point of stimulus.

Sentences:- The nerve net is the simplest form of a nervous system found in multicellular organisms.

Non examples:- The only multicellular animals that have no nervous system at all are sponges and microscopic bloblike organisms called placozoans and mesozoans.]]> 2022-03-10 19:59:52 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089082301 Cyst kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089082868 Definition:-  A cyst is a sac-like pocket of membranous tissue that contains fluid, air, or other substances.

Sentence:- Skin cysts are fluid-filled lumps under your skin.
The fluid is usually white or yellow and smelly.

Non examples:- A pseudocyst shares some of the characteristics of a cyst, but the bump doesn't have its own lining.]]> 2022-03-10 20:00:18 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089082868 Tegument kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089097630 Definition:- the integument of an organism, especially a parasitic flatworm.

Sentence:- Tegument is a term in helminthology for the outer body covering of members of the phylum Platyhelminthes.

Non examples:- some worms in the ocean, The eggs of most species are structurally distinct and the diagnosis can be made by standard light microscopy.
]]> 2022-03-10 20:11:19 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089097630 Eyespots kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089103306 Definition:- eyespot, a heavily pigmented region in certain one-celled organisms that apparently functions in light reception.

Sentence:- also called stigma by experts.

Non examples:- An eyespot (sometimes ocellus) is an eye-like marking. They are found in butterflies, reptiles, cats, birds and fish and not in any other places.

]]> 2022-03-10 20:15:21 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089103306 Pharynx kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089109815 Definition:- he part of the alimentary canal immediately behind the mouth in invertebrates.

Sentence:- cone-shaped passageway leading from the oral and nasal cavities in the head to the esophagus and larynx. 

Non examples:- the membrane-lined cavity behind the nose and mouth, connecting them to the esophagus.]]> 2022-03-10 20:20:32 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089109815 Flame cells kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089415024 Definition:- A flame cell is a specialized excretory cell found in the simplest freshwater invertebrates, including flatworms, rotifers and nemerteans; these are the simplest animals to have a dedicated excretory system.

Sentences:- The flame jellyfish was first discovered in China in the 1980s. Swimming in water bodies with an umbrella-like bell head, and wavy red tentacles.

Non facts:- some sponges does not have flame cell.]]> 2022-03-11 00:51:18 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089415024 Fission kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089500718 Definition:- the division of a single entity into two or more parts and the regeneration of those parts to separate entities resembling the original.

Sentence:- the nucleus splits, either through radioactive decay or because it has been bombarded by other subatomic particles known as neutrinos. 

Non facts:- Asexual reproduction in animals occurs through fission, budding, fragmentation, and parthenogenesis. EX Starfish]]> 2022-03-11 01:35:48 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089500718 Regeneration kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089506074 Definition:- represents the reproduction or natural restoration of parts of the body, whether external or internal, lost by injury.

Sentence:- . Plants and some sea creatures, such as jellyfish, can replace missing parts by extensively remodeling their remaining tissues.

Non examples:- In reptiles, chelonians, crocodilians and snakes are unable to regenerate lost parts, but many (not all) kinds of lizards, geckos and iguanas possess regeneration capacity in a high degree.]]> 2022-03-11 01:38:41 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089506074 Proglottides kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089539257 Definition:- tapeworms. …series of identical segments called proglottids. or each segment in the strobila of a tapeworm, containing a complete sexually mature reproductive system.

Sentence:- The head, or scolex, bears suckers and often hooks, which are used for attachment to the host. The body covering is a tough cuticle, through which food is absorbed.

Non examples:- Adult tapeworms occur in the intestine of various vertebrates including fish. Their bodies are typically long and flat, consisting of many segments called proglottids, where each is a gamete-producing factory.
]]> 2022-03-11 01:57:41 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089539257 Scolex kingsleychukwuka https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089570248 Definition:- the anterior end of a tapeworm, bearing suckers and hooks for attachment.

Sentence:- They grow after the host ingests the eggs of the tapeworm. 

Non facts:- Tapeworms do not have a digestive tract. ]]> 2022-03-11 02:14:29 UTC https://padlet.com/kingsleychukwuka/Bookmarks/wish/2089570248