Q: Draw the structure of nephrons.
A: Kidney the organ in our body in which the filtration of blood occurs. the functional unit of the…
Q: Why do vertebrates possess a complex excretory system?
A: Vertebrates have a more complex excretory system as compared to simple or higher invertebrates.…
Q: Observe the network of capillaries, known as the vasa recta, that surrounds the nephron. What is the…
A: Vasa recta are the series of blood vessels in the blood supply of the kidney that enter the renal…
Q: Human kidneys return water and small solutes back to blood by way of
A: Tubular reabsorption is the process in which nephron removes water and solutes from tubular fluid…
Q: What do invertebrate and vertebrate excretory structures have in common?
A: Excretory systems , if present shares some similarities among vertebrates and invertebrates. There…
Q: Why do mammals excrete nitrogenous waste in the form of urea rather than ammonia or uric acid?
A: Excretion is the method involved with eliminating toxics and extra water from the body. It is a…
Q: What name is given to the millions of tiny filtering units that make up each kidney?A nephronsB…
A: Kidney is a vital organ of the body that is involved in filtering out waste from the blood,…
Q: What is chief nitrogenaus waste product in birds? Give two advantages of this mode of excretion.
A: Excretion is the elimination of these metabolic wastes. The nitrogenous waste can be excreted in…
Q: Describe structure of the nephron. How is the mammalian nephron capable of creating concentrated…
A: Answer of the question given below...
Q: Humans excrete their excess nitrogenous wastes as a. uric acid crystals. b. compounds containing…
A: The human body is a well built machine in which all the organs coordinate together to make it work.…
Q: Name two types of nephrons found in human kidney.
A: In humans, the chief osmoregulatory organ is the kidney. The nephron is the kidney’s functional unit…
Q: Based on their location in the body, what type of kidneys do frog have?
A: In amphibians like frogs the urinary and genital system are closely associated and hence are known…
Q: Why do vertebrates possess a complex excretory system?
A: The members of subphylum vertebrata are Agnatha (lacks jaws ) and Gnathostomata (bears jaws) .…
Q: *Draw out a nephron, labeling all of its parts. Identify the functions of each part. Draw arrows…
A: The metabolism of the human body produces several unwanted or waste products. Several systems in the…
Q: Draw a vertebrate nephron and label the parts, then indicate the process of urine formation is…
A:
Q: Compare and contrast the ways that metabolic wasteproducts enter the excretory systems of…
A: The excretory system is a passive system by which wastes are being removed from the body of an…
Q: What function could the collecting duct not perform if there were no nephron loops? Why?
A: Answer- Nephrons are the functional unit of the kidney and have glomerulus, loop of henle, PCT,DCT…
Q: In the kidney, there are many more nephrons than collecting ducts. Explain why.
A: Kidney is the main excretory organ in our body. Nitrogenous waste meterial getting out through this…
Q: How are nephridial organs and Malpighian tubules alike? How are they different? (Hint: Consider both…
A: The urinary organs like the kidney play a vital part in human osmoregulation to control the quantity…
Q: Which process (es) reclaim molecules from the filtrate? 1. secretion and filtration 2.reabsorption…
A: Answer : Option "3" is correct - Reabsorption
Q: Humans excrete their excess nitrogenous wastes asa. uric acid crystals.b. protein.c. ammonia.d.…
A: All living organisms require nutrients for proper function of the metabolic processes. The…
Q: The active transport of solutes into the lumen of an excretory organ iscalleda. filtration.b.…
A: The kidneys are bean-shaped organs present on either side of the abdomen in the peritoneal cavity.…
Q: Give examples of animals that excrete each of the principal types of nitrogenous wastes.
A: Introduction Water is crucial for survival for almost all type of species be it animals or plants.…
Q: What are the three types of nitrogenous wastes? Which animals aremost likely to excrete each one,…
A: Nitrogen is one of the most essential macronutrients needed for the sustenance of life. It is an…
Q: Cysts on the kidney can press upon nephrons, increasing the pressure inside the nephrons. How will…
A: The kidneys are two bean-shaped organs in the renal system. They help the body pass waste like…
Q: You discover a new toxin that blocks the reabsorption of all sodium ions from the proximal tubule.…
A: The proximal convoluted tubule (PCT) is a part of the renal tubule.
Q: Which describes the tube leading urine created from the kidneys to be stored in the bladder? O renal…
A: In the human body, the fluid waste excreted by the kidney gets stored and eliminated in a regulated…
Q: Discuss the evolution of the various excretory mechanisms in animals. Ex. from contractile vacuoles…
A: Few important points about urinary system are as follows: It consist of two kidneys ,two ureters…
Q: Explain excretory system in humans?
A: The excretory system can be defined as a biological system that removes unnecessary materials from…
Q: Nephrons Structure (Kidney) 1. Name the fluids that we found in a) proximal tubule b) collecting…
A: Introduction kidney are a pair of bean shaped which is located on either side of spine.
Q: Draw a labelled diagram of excretory system of "common carp" fish?
A: Common carp fish : scientists name is cyprinus carpio It is a freshwater fish & prefer slow…
Q: A scientist is analyzing a sample of blood that was obtained from a dog. Which of these findings…
A: Answer: Whenever we want to know about the excretory system regulation of an individual , we…
Q: What are the main functions of the excretory system, elaborate?
A: All vertebrates have a pair of kidneys for excretion. They help to regulate the level of body fluids…
Q: In a lizard a water molecule in the ureter would next pass into the ______.
A: A thin walled bladder is present in most lizards and helps water retention. When absent, urine is…
Q: Would you expect an ostrich to excrete excess nitrogen as uric acid, urea, or ammonia? Make an…
A: Ammonia is that the waste made by the metabolism of nitrogen-containing compounds like proteins and…
Q: The action of aldosterone on the nephron is to increase? Select one: a. sodium excretion b. sodium…
A: Introduction :- Aldosterone is a hormone produced in the outer section or cortex of the adrenal…
Q: Marine mammals and desert rodents both have highly efficient kidneys that produce only a tiny amount…
A: Selective pressure is conditions that trigger adaptive responses in animals to unfavorable…
Q: List and describe the three main organs of the excretory system. Explain the function of each part.
A: Answer :- The three main organs of excretory system are :- - kidneys. - ureters. and - urinary…
Q: How do our bodies normally regulate GFR? What impact would vasodilation or vasoconstriction of the…
A: Note: we are answering the question considering each question as subpart a,b, c, d, e and f to avoid…
Q: e nephron filters blood from the arterioles into the tubules duct capsule erular apparatus nephron…
A: Hi! As you have posted multiple questions, I will be answering the first question for you. If you…
Q: Trace the flow of urine from its formation to its excretion from a cat. Use number 1 as the point…
A: The excretory system is a passive biological mechanism that eliminates excess, unneeded elements…
Q: Draw a well labelled diagram of excretory system.
A: Nephrons are the structural and functional unit of the nervous system that involve in the removal of…
Q: Describe the role of nephrons
A: Answer: NEPHRONS = It is the basic structural and functional unit of kidney which is used to carry…
Q: Why do mammals excrete nitrogenous waste in the form of urea rather than ammonia or uric acid?
A: Nitrogenous squanders in the body will in general shape poisonous smelling salts, which should be…
Q: Describe what happens during the following stages in urine forma-tion in the mammalian nephron:…
A: The urinary system in mammals is composed of paired kidneys and ureters, a urinary bladder, and a…
Q: Kidneys do not play a major role in excretion in ammonotelic animals. Justify.
A: Different animals excrete different type of metabolic waste that has its costs and advantages.…
why would you expect an animal that lives in fresh water to have a well developed excretory system
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- Draw a labelled diagram of excretory system of "common carp" fish?Explain how insects are capable of secreting concentrated urine without depending on high blood pressure filtration.Which one of the following is extremely important for water conservation in mammals? juxtamedullary nephrons podocytes Bowman's capsule urethra ureter
- Waste removal varies among organisms. Which pair shows the correct match between the organism and its excretory organs? * No answer earthworms : segmental nephridia flatworms : contractile vacuoles frogs : Malpighian tubules insects : flame cellsDescribe structure of the nephron. How is the mammalian nephron capable of creating concentrated urine? How does filtration take place?Match the type of fish with their excretory strategy marine fish freshwater fish sharks [Choose ] [Choose ] slowly lose salts and water over time and excrete salts using a rectal gland and gills excrete large volumes of water as urine and do not drink water drink water and excrete salts using their gills drink water and eat salts slowly gain salts and water over time and excrete salts using a rectal gland and gills excrete large volumes of water as urine and must drink water
- Give examples of animals that excrete each of the principal types of nitrogenous wastes.Would you expect an ostrich to excrete excess nitrogen as uric acid, urea, or ammonia? Make an argument for your answer.Regarding the function of nephrozoan nephridia, would you expect the final urine of a freshwater species to contain more or less water than the final urine of marine species? Explain.