Which of the following animals uses a tracheal system to breathe? -Insects -Crayfish -Brittle stars -Fleshy-lobe finned fish -None of the above
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Which of the following animals uses a tracheal system to breathe?
-Insects
-Crayfish
-Brittle stars
-Fleshy-lobe finned fish
-None of the above
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- Which of the following is a structure that frogs utilize to breathe? -gills -lungs -all three of the answers in this list are correct -skin/cutaneous respirationFigure 28.45 Which of the following statements about insects is false? Insects have both dorsal and ventral blood vessels. Insects have spiracles, openings that allow air to enter. The trachea is part of the digestive system. Insects have a developed digestive system with a mouth, crop, and intestine.If a lung occurs in a snail, where would it be located? mantle cavity coelom incurrent siphon visceral mass excurrent siphon Which one of the following arthropods has biramous appendages? scorpion mite millipede lobster horseshoe crab pls help with these two questions
- Oligochaetes have well-developed heads chaetae for locomotion lungs for respiration a muscular foot a radula Which one of the following animals has an open circulatory system? squid earthworm mussel octopus polychaete please help with these two questionsWhat is a characteristic of the circulatory systems of arthropods and mollusks that distinguishes them from the circulatory system of echinoderms? They have lungs. They have muscular pumps to circulate the extracellular fluid. They are closed circulatory systems. They have extracellular fluid to transport substances to and from internal organs. They have cilia to circulate the extracellular fluid.FISH AMPHIBIANSS REPTILES BIRDS МАММALS Gills when young then lungs as Breathing Gills adults. Adults Lungs Lungs Lungs breathe through their skin. Body Covering Smooth, moist skin Scales Fur over soft skin Scales Feathers Most lay jelly- Live birth & feed Soft, leathery- shelled eggs Reproduction like eggs Lay jelly-like eggs Hard shelled young milk from eggs mammary glands Heart 2-chambers 3-chambers 3-chambers 4-chambers 4-chambers (very (very efficient) efficient) Temperature Ectothermic Ectothermic Ectothermic Endothermic Endothermic Regulation Questions: 1. If you discover a new organism that is ectothermic, contains lungs to breathe and has scales, in which category of vertebrates should you classify the new organism? 2. If you find an organism that has a 4-chambered heart and fur, in which category of vertebrates should you classify the new organism? 3. Which organisms start out with gills but have lungs as adults? 4. Which group of organisms give birth to live young? 5. If you…
- water from the vestibule proceeds to which of the following digestive organs? pharynx, midgut, mouth or esophagus the frontal plate is the only unpaired plate or scale in the heads of snakes. true or false birds generally have one exoskeletal structure--feathers. true or falseInsects have a tracheal system that consists of: O a. Flat plates along the side of the body. O b. Amass of air filled tubes. O c. Blood vessels running just under the skin. O d. Apair of lungs extending inside the body. O e. Gills on the legs.Animals that have a coelom; Are animals that lack a body cavity Are animals that lack a complete difetice system Are animals that have a true body cavity O Are animals that use diffusion for gas exchange
- Which of these are arthropods?? chitons caterpillars rotifers crabs centipedes spiders earthwormsLand snail and slugs use which of the following for gas-exchange? (mark all that apply) the radula the spiracles the gastric caeca nerdwax the tracheae the mantle the lung the gillsall of the following are eutherians. EXCEPT monkey wolf shrew platypus bat