Phylum platyhelminthes - Study guides, Class notes & Summaries

Parasitism - Correct Answer-A symbiotic relationship in which one animal, the host, is injured through the activities of the other animal, the parasite. Parasites of medical significance belong to four phyla - Correct Answer-Protozoa, Platyhelminthes, Aschelminthes, and Arthropoda. Phylum protozoa - Correct Answer-Eukaryotic (unicellular) and have organelles that function in nutrition or locomotion. Trophozoites stage - Correct Answer-The growing stage of parasites; feed by engulfing pa...

Which of the following is (are) unique to animals? A) the structural carbohydrate, chitin B) nervous and muscular tissue C) heterotrophy D) gametes Ans: B) nervous and muscular tissue What do all deuterostomes have in common? A) Adults are bilaterally symmetrical. B) Embryos have pharyngeal pouches that may or may not form gill slits. C) All have a spinal column. D) The pore (blastopore) formed during gastrulation becomes the anus. Ans: D) The pore (blastopore) formed during gastrul...

BIOS 1705: Lab Quiz 1 with Verified Solutions - **What part of the microscope moves the slide around the stage?** - Stage adjustment knobs - **Which lens is closest to the eye when using a microscope?** - Ocular - **What knob should you use to focus at low power only?** - Coarse adjustment knob - **What does the condenser do in a microscope?** - Concentrates the light on the specimen - **If you have a high power objective lens with a magnification of 40x, what would be the ...

Levels of Animal Organizationkingdom, phylum, class, order, family, genus, species Taxonomyscience of classification Systematicsstudy of the diversity of life and the evolutionary relationships between organisms Example of Taxonomy (Spider)Kingdom- Animalia Phylum- Arthropoda Class- Arachnida Order- Araneae Family- Araneidae Genus- Argiope Species- argentata Common name for spiderGolden orb-web weaver Families always end with..."dae" Order always ends with..."eae" Cellular Level-every...

invertebrates - ANSWER-animals that lack a backbone and account for over 95% of known animal species blue dragon (Glaucus atlanticus) - ANSWER-an invertebrate animal true or false: expect for sponges (and a few others), all animals are Eumetazoans - ANSWER-true animal phylum - ANSWER-1. Porifera 2. Cnidaria 3. Ctenophora 4. Platyhelminthes 5. Nematoda 6. Annelida 7. Mollusca 8. Arthropoda 9. Echinodermata 10. Chordata filter feed (sponges) - ANSWER-filter out food particles suspen...

Virulence deals with the consequences of a parasite on the hosts _________. - Correct Answer-a) anatomy b) behavior *c) reproductive success* d) physiology e) all of the above Which of the following is not a characteristic of Platyhelminthes? - Correct Answer-a) most are parasitic b) dorsoventrally flattened c) triploblastic *d) pseudocoelomate* e) all of the above Which of the following is not a class belonging to the phylum Platyhelminthes? - Correct Answer-a) Turbellaria b) Mo...

Hirudin is similar to _______ ~ heparin (used medically) Hirudo medicinalis ~ medicinal leech True or False: All leeches are brown in color. ~ False. Some are brightly colored. bladder worm ~ larval stage of class cestoda (tapeworm) mesenchyme ~ connective tissue of acoelomates (flatworms) Phylum Platyhelminthes Classes (3) ~ Class Turbellaria (flatworms) Class Trematoda (flukes) Class Cestoda (tape worms, parasites) Phylum Cnidaria Classes (3) ~ Class Hydrozoa (hydr...

Phylum Porifera Characteristics Answer- - sponges - considered the basal animal - sessile animals - lack true tissues -filter feeders -hermaphrodites phylum Cnidaria characteristics Answer- - have true tissues -gastrovascular cavity -ring of tentacles with cnidocytes to capture prey - polys and medusa phylum Platyhelminthes Answer- flatworms -dorsoventrally flattened bodies - Flat shape increases surface area for nutrient, gas, and waste exchange - Found in marine, freshwater, ...

Science Bowl Taxonomy with Complete Solutions Taxons in order Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species Domains Eukarya, Bacteria, Archaea Domain: Eukarya Kingdoms: Protista, Plantae, Fungi, Animalia Domain: Archaea Kingdom: Archaebacteria Domain: Bacteria Kingdom: Eubacteria Domain: Eukarya Kingdom: Animalia Phylum: Porifera, Cnidaria, Platyhelminthes, Nematoda, Annelida, Arthropoda, Mollusca, Echinodermata, Chordata Phylum: Species: Huma...

ZOO 4234 Exam 2 Study Guide – Questions and Answers Latest Update Graded A+. Which of the following is a characteristic of Platyhelminthes? a) Most are parasitic b) Dorsoventrally flattened c) Triploblastic d) Acoelomate e) All of the above Which of the following is NOT a characteristic of Platyhelminthes? a) Triploblastic b) Parenchyma c) Pseudocoelomate d) Dorsoventrally flattened e) None of the above Which of the following is a class belonging to the Phylum Platyhelminthes? a) ...