Feeding rosettes can be observed on the surface of the sediment and are formed by Group of answer choices A. suspension feeding enteropneusts B. some deposit feeding enteropneusts C. pterobranchs D. deposit feeding brittle stars (ophiuroids) E. deposit feeding echinoids.
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- The labyrinth of the antennal (or maxillary) gland is used to: take up space and look ugly O provide surface area for the reabsorption of nitrogenous waste produces and carbon dixide capture food particles in mucus decrease the volume of water taken in by the gastric caeca increase intestinal volume for the uptake of polysaccharides and fats increase volume of the gill chamber for gas exchange O provide surface area for reabsorption of electrolytes and amino acidsThis class has 1-2 pairs of walking legs O Chelicerata O Crustacea О Нехароda O MyriapodaPARASITIC HELMINTHES: Phylum Platyhelmenthes Tape worm Class Sex Sturctures Cestoda Monoecious Scolex Proglotids Blood fluke Hookworm Pinworm Liver fluke Ascaris lumbricoides 6) COLONY CHARACTERISTICS Description Plates Shape of colony Margin of colony Elevation Орacity Pigmentation Slant Filiform Arborescent Beaded
- A pair of male and female roundworms were observed in a stool sample. These parasitic worms would be classifled as: O Platyhelminthes O Nematodes Cestodes O Trematodes Protozoan parasitesExperimental Planaria #1 Cut in half inte front (anterior) and rear (posterior) Day t Measuring the Planaria This operation is best performed by removing some of the water from the dish into the lid with a clean pipette and waiting for the worm to stretch out. Measure the length of the worm in millimeters. (Aways replace the water right away, you can use the dish lid to transfer water to and from the pianaran environment.) A. Record the length of the front (anterior) section jusAFTED you cut. This is your INITIAL front length: 5m 6) B. Record the length of the rear (posterior) section just AF TERGU cut. This is your INITIAL rear length: mro C. Observe and record any behavioral responses just after your cut Day 2 Spend time under the microscope observing the cut Planaria. Answer the following questions based on your observations. NO measurements will be taken on this daL. a) Are the cut fragments showing signs of regeneration? b) How did you identify the regenerating portion? What color…1. Choanocytes are present ina. Excurrent canalsb. Incurrent canalsc. Radial canalsd. Spongocoel 2. Free living platyhelminthic forms belong to the classa. Trematodab. Turbellariac. Nematodad. Cestode 3. Flame cells are associated with excretory organs ofa. Schistosomab. Dracunculusc. Ancylostomad. Ascaris
- Ring worm is a common zoonotic infection that is caused by which type of organism? A helminith. A parasitic worm. O A fungal species. O A protozoan infection. Question 9 Where would one fin ubcutaneous mycos n? In the hypodermis e tissue.The following describes which helminthic parasite? Humans ingest undercooked beef or pork containing larval forms in muscle. Cysticerci develop into adults that attach to intestinal wall by hooks and suckers on scolex. Worm grows by producing new segments (proglottids) that produce eggs. Ancylostoma Taenia (tapeworm) Ascaris Enterobius SchistosomaLabel accurately the parts of a Hydra ex. basal disk, tentacles, gastrovascular cavity and other parts visible.
- All mature sporozoa area. parasiticb. nonmotilec. carried by an arthropod vectord. both a and bRespiration In Chordata be by 1-Lungs 2-Trachea 3- Not any of the above9:18 A docs.google.com * Pitted is Spire Ornamentatio Coiled O Shell O * Scaphopoda have Carry bag O Sac O Cyst Siphon O * Fauna is Phytic O Zoic Plants Trees O