The function of pharyngeal gills includes: gas exchange generating a feeding current eliminating excess water during feeding producing a mucous net
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Q6: please select the correct answer choices (there could be more than one answer choice)
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- The function of pharyngeal gills includes: ( can be more than one anwser) a. gas exchange b. generating a feeding current c. eliminating excess water during feeding d. producing a mucous netIf fish do not add or remove air from their air bladders the volume of their air bladders _____ when they descend from the surface to greater depths. increases decreases stays they same depends on whether they are physoclistous or physostomousDescribe an advantage of a fish’s gills for breathing in water and a disadvantage for breathing on land.
- If you got rid of the endostyle of an ascidian, what is most likely to occur? A. no gas exchangeB. it would starveC. mucous net wouldn't be spread across gill slitsAdult frogs and toads obtain oxygen througha. gills only.b. gills and lungs.c. lungs and skin.d. lungs only.In cephalopods contraction of _____________________of the mantle force water from the mantle cavity through the ________________. radial----inhalant valve circular-----inhalant valve radial----funnel (siphon) circular----funnel (siphon) tunic----inhalant valve
- List corresponding functions of these major respiratory organs in frogs 1. Nares 2. Buccal cavity 3. Glottis 4. Epiglottis 5. Larynx 6. Lungs Include the references.Describe the role of each of the following in insectrespiration: hemolymph, tracheae, tracheoles, spiracles,air sacs, tracheal gills.If fish do not add or remove air from their air bladders their overall density _____ when they descend from the surface to greater depths. increases decreases stays they same depends on whether they are physoclistous or physostomous
- 9. The ventilation mechanism used by amniotes A) Dual pump B) Two-stroke buccal pump C) Diaphragammatic pump D) Aspiration pump E) Four-stroke buccal pumpRespiratory Structures of a Blue Crab / Portunus Parameter Identification/Description/Enumeration Number of gill pairs Accessory respiratory structures (if any) and their respective function(s) Functions of the gillsRespiratory System of a bivalve: Mytilus/Mussles Parameter Identification/Description/Enumeration Number of gill(s) Position/location of the gills Type of gill (according to the arrangement and structure of the gill filaments) Points of entry and exit of water to and from the mussel Functions of the gill(s)