Homework Answers
A. Flame cells are present in flat worms. Nephridium is their excretory organ or ciliated flame cells are at the end of tubule of nephridium. Fluid passes doun throgh the tubule.
B. metanephridia is excretory gland in mollusca. metanephridia collect fluid from celomic cavity which later enter tubules whers water and nutrients are absorbed and waste excreted.
c. Malphigian tubule is present in insects. Osmosis happen in this tubule. Potassium in and fluid out.
d. Bean shaped organ present in vertibrates. Nephrons are mainly fucntional unit in kidney. Regulate concentration of water and sodium by filtering blood, reabsorb required and excret rest as urine.
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10. Describe each of the following excretory systems: A. Flame cells: B. Metanephridia: C. Malpighian tubules:...
17. Which of the following is an osmoconformer? a) Freshwater fish b) Sea anemone c) Marine...
17. Which of the following is an osmoconformer? a) Freshwater fish b) Sea anemone c) Marine bony fish d) An anadromous fish 18. Reptiles excrete uric acid because a) it is more toxic than ammonia. b) it has a low energetic cost. c) their eggs are not permeable to liquid d) they live on land. 19. A brachiopod can be distinguished from a bivalve by the presence of a) two hinged shells. b) a digestive system with separate mouth and...
no explaination is needed 8. The primary nitrogenous waste excreted by cnidarians is a) ammonia b)...
no explaination is needed
8. The primary nitrogenous waste excreted by cnidarians is a) ammonia b) nitrate. c) urea d) uric acid. 9. Birds secrete uric acid as their nitrogenous waste because uric acid a) is readily soluble in water. b) is metabolically less expensive to synthesize than other excretory products. c) requires little water for nitrogenous waste disposal, thus reducing body mass d) excretion allows birds to live in desert environments. 10. The osmoregulatory excretory system of an insect...
1. Juvenile Trichinella worms live in the: a. skeletal muscle b. liver c. lymph glands d....
1. Juvenile Trichinella worms live in the: a. skeletal muscle b. liver c. lymph glands d. intestines 2.Tardigrades: a. have a muscular pharynx used for piercing plant and animal cells b. can reproduce sexually and/or asexually c. lack a true coelom d. excrete nitrogenous wastes via diffusion through their cuticle 3. Malpighian tubules in tardigrades a. are located near the rectum b. empty into the digestive system c. are involved in excretion d. all of the above 4. Tardigrades pierce...
which is a true statement regarding smooth muscle cells a)They are multinucleated b)they have T-tubules c)...
which is a true statement regarding smooth muscle cells a)They are multinucleated b)they have T-tubules c) they involve calmodulin d)they involve troponin
pigestive systems and Excretory Systems Watch the video review of digestion and excretion Linkedin Backboard and...
pigestive systems and Excretory Systems Watch the video review of digestion and excretion Linkedin Backboard and below) https://www.youtube.com/watch? ENDOMEU Practice Identify the following structures on the digestive system model Describe the function of anch structure: Esophagus Liver Stomach Gall bladder Pancreas Colon Rectum Small intestine Appendix 10. Explain how mammals get air into their lungs (be sure to include which muscle is involved and how the pressure changes). 11.Explain how the circulatory system and the respiratory system interact.
Flatworms Excretory system Digestive system ( Ho bay chin No body cavity latworms a Freelring s...
Flatworms Excretory system Digestive system ( Ho bay chin No body cavity latworms a Freelring s 2 Flukes Tapeworms Hooks and sucker Place the letter in the appropriate blank a. Cestoda b. Flame cells h. Platyhelminthes c. Scolex Tubellaria d. Incomplete j. Acoelomate e. Proglottids Parasitic f Incomplete 1 Schistosomiasis 8. Trematoda Tropical disease Ege production 10.
ntify the following structures on the retory system model. Describe the tion of each structure listed....
ntify the following structures on the retory system model. Describe the tion of each structure listed. Excretory Organs Kidneys Ureter Urethra Urinary bladder Aorta Vena cava Renal artery Renal vein stem and Excretory System Review Questions Digestive System and Excretory System Review Questions 1. Give examples of mechanical breakdown and where it occurs. 2. Give examples of chemical breakdown and where it occurs. 3. Where in the digestive tract are proteins digested? What happens at each location? 4. Where in...
19. In the human urinary/excretory system, there are two: Check all that apply. A. nephrons B....
19. In the human urinary/excretory system, there are two: Check all that apply. A. nephrons B. ureters C. collecting ducts D. kidneys E. urethras Which cannot be considered an antigen? Check all that apply A. a foreign protein or cell B. an antibody C. something you are allergic to D. a transplanted organ E. all of these are antigens 21. What happens to most water, amino acids and glucose in the filtrate of the nephron? A. It is filtered again...
Q4. For each of the following scenarios describe what happens in normal cells and cells with...
Q4. For each of the following scenarios describe what happens in normal cells and cells with the perturbation A. A cell that has no functional flippasesi 1 B. A membrane that contains only saturated fatty acids in glycerophospholipids and sphingolipids. C. Chymotrypsin with serine 195 mutated to tyrosine 5 D. Membranes in a mammalian cell that can't take up or synthesize cholesterol
Flatworms Excretory system Digestive system ( No body cavity- Flatworms Free-living Flukes Tapeworms 8. Place the...
Flatworms Excretory system Digestive system ( No body cavity- Flatworms Free-living Flukes Tapeworms 8. Place the letter in the appropriate blank a. Cestoda b. Flame cellsh. Platyhelminthes c. Scolex Tubellaria d. Incomplete Acoelomate ( e. Proglottids Parasitic f. Incomplete 1. Schistosomiasis g. Trematoda Tropical disease sija Hans Hooks and sucker Hooks and sucker 9. Egg production 10. Fas production 11.
17. Which of the following is an osmoconformer? a) Freshwater fish b) Sea anemone c) Marine bony fish d) An anadromous fish 18. Reptiles excrete uric acid because a) it is more toxic than ammonia. b) it has a low energetic cost. c) their eggs are not permeable to liquid d) they live on land. 19. A brachiopod can be distinguished from a bivalve by the presence of a) two hinged shells. b) a digestive system with separate mouth and...
no explaination is needed
8. The primary nitrogenous waste excreted by cnidarians is a) ammonia b) nitrate. c) urea d) uric acid. 9. Birds secrete uric acid as their nitrogenous waste because uric acid a) is readily soluble in water. b) is metabolically less expensive to synthesize than other excretory products. c) requires little water for nitrogenous waste disposal, thus reducing body mass d) excretion allows birds to live in desert environments. 10. The osmoregulatory excretory system of an insect...
pigestive systems and Excretory Systems Watch the video review of digestion and excretion Linkedin Backboard and below) https://www.youtube.com/watch? ENDOMEU Practice Identify the following structures on the digestive system model Describe the function of anch structure: Esophagus Liver Stomach Gall bladder Pancreas Colon Rectum Small intestine Appendix 10. Explain how mammals get air into their lungs (be sure to include which muscle is involved and how the pressure changes). 11.Explain how the circulatory system and the respiratory system interact.
Flatworms Excretory system Digestive system ( Ho bay chin No body cavity latworms a Freelring s 2 Flukes Tapeworms Hooks and sucker Place the letter in the appropriate blank a. Cestoda b. Flame cells h. Platyhelminthes c. Scolex Tubellaria d. Incomplete j. Acoelomate e. Proglottids Parasitic f Incomplete 1 Schistosomiasis 8. Trematoda Tropical disease Ege production 10.
ntify the following structures on the retory system model. Describe the tion of each structure listed. Excretory Organs Kidneys Ureter Urethra Urinary bladder Aorta Vena cava Renal artery Renal vein stem and Excretory System Review Questions Digestive System and Excretory System Review Questions 1. Give examples of mechanical breakdown and where it occurs. 2. Give examples of chemical breakdown and where it occurs. 3. Where in the digestive tract are proteins digested? What happens at each location? 4. Where in...
19. In the human urinary/excretory system, there are two: Check all that apply. A. nephrons B. ureters C. collecting ducts D. kidneys E. urethras Which cannot be considered an antigen? Check all that apply A. a foreign protein or cell B. an antibody C. something you are allergic to D. a transplanted organ E. all of these are antigens 21. What happens to most water, amino acids and glucose in the filtrate of the nephron? A. It is filtered again...
Q4. For each of the following scenarios describe what happens in normal cells and cells with the perturbation A. A cell that has no functional flippasesi 1 B. A membrane that contains only saturated fatty acids in glycerophospholipids and sphingolipids. C. Chymotrypsin with serine 195 mutated to tyrosine 5 D. Membranes in a mammalian cell that can't take up or synthesize cholesterol
Flatworms Excretory system Digestive system ( No body cavity- Flatworms Free-living Flukes Tapeworms 8. Place the letter in the appropriate blank a. Cestoda b. Flame cellsh. Platyhelminthes c. Scolex Tubellaria d. Incomplete Acoelomate ( e. Proglottids Parasitic f. Incomplete 1. Schistosomiasis g. Trematoda Tropical disease sija Hans Hooks and sucker Hooks and sucker 9. Egg production 10. Fas production 11.
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