- Study guides, Class notes & Summaries

What kind of hypersensitivity is Anna experiencing and how do you know? : Hypersensitivity Type 1, her total serum IgE was high. Why won't someone experience any allergy symptoms when stung previously? : They aren't sensitized at that point, there is not enough IgE antigen bound. Decsribe the mechanism of a Type 1 reaction after the first sensitization. : (After being re-exposed to the allergen, immediate response-symptoms occur 5-30 minutes after exposure.) The antigen enters the syst...

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7 pages

Written in 2023/2024

Grade A+

Passit

cnidarians : anemones, jellies, corals Porifera : sponges lophochozoans : mollusks, crustaceans, flatworms, segmented worms 6 legs,flight, metamorphisis : insects 8 legs, 2 appendaghes : ticks, spiders 2 cephalopods : marine hunters, reduced shell, closed circulatory system, sensory organs bivalves-mollusks(2 shells) : filter feeders, no head nor radula, have eyes, inactive arthropods : paired appendages, exoskeleton made of chitin/calcium carbonate-grow molting, well developed...

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5 pages

Written in 2023/2024

Grade A+

Passit

the advantage of excreting nitrogenous wastes as urea rather than as ammonia is that ______. : urea is less toxic than ammonia Birds, insects, and many reptiles excrete nitrogenous waste in the form of uric acid, which ______. : reduces water loss compared to other nitrogenous wastes, but requires more metabolic energy to produce Ammonia is likely to be the primary nitrogenous waste in living conditions that include ______. : lots of fresh water flowing across the gills of a fish U...

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18 pages

Written in 2023/2024

Grade A+

Passit

BIOL 2200 Exam pack Questions and Verified Answers | Passed | A

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27 items

Axpert

BIOL 2200 Exam Pack Correctly Answered Questions| UpToDate | Already Graded A

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6 items

Axpert

Biol 2200 Exam Package Deal

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9 items

ACADEMICMATERIALS

Aristotle, a philosopher - Answer-Pre-300 BCE -described species as fixed -Scale of nature: arranges species in order of lowest to highest complexity -linear hierarchy Hutton, a geologist - Answer-1795 -proposed gradualism -change is a slow but continuous process Thomas Robert Malthus, an economist - Answer-1798 -published "Essay on the Principle of Population'" -Human population growth is limited by resources; At some point we will reach carrying capacity, -can't grow exponentiall...

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33 pages

Written in 2023/2024

Grade A+

ACADEMICMATERIALS

Biodiversity - Answer-The variability among living organisms from all sources and the ecological complexes of which they are part; includes diversity within and among species and ecosystems -Prokaryotes are so important to the biosphere that if they were to disappear, the prospects of survival for many other species would be dim Why study biodiversity? - Answer--To understand evolution of life -To appreciate nature -To assess its economic value -To see the larger impact of humans on the e...

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44 pages

Written in 2023/2024

Grade A+

ACADEMICMATERIALS

A fish is excreting large volumes of water; we would describe it as ______________________ relative to its environment. - Answer-An osmoregulator that is hyperosmotic. Which of the following animals likely makes the most nitrogenous waste? A. Frugivorous Bat B. Insectivorous Frog C. Piscivorous Seal D. Granivorous Bird - Answer-C. Piscivorous Seal Which of the following statements about mammalian excretion if FALSE: A. Substances like solutes always diffuse across the nephron membrane, w...

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43 pages

Written in 2023/2024

Grade A+

ACADEMICMATERIALS

BIOL 2200 - Exam II Practice Questions With Complete Solutions 2 Exam (elaborations) BIOL 2200: PATHOPHYSIOLOGY CASE STUDY 1 Questions And Answers 100% Passed 3 Exam (elaborations) BIOL 2200 PATHOPHYSIOLOGY: CASE STUDY 1/2 review rated A+ 4 Exam (elaborations) BIOL 2200 PATHO WEEK 3: CASE STUDY 2 latest update graded A+

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6 items

StuviaTutors

BIOL 2200 - Exam II Practice Questions With Complete Solutions Which of the following statements correctly answers how the large amount of genetic variation observed in prokaryotes arises? A) The mutation rate in prokaryotes is much higher than in eukaryotes. B) They have extremely short generation times and large populations. C) They can exchange DNA with many types of prokaryotes by way of horizontal gene transfer. D) They have a relatively small genome. ️️ B and D The short gener...

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18 pages

Written in 2023/2024

Grade A+

StuviaTutors

BIOL 2200 PATHO WEEK 3: CASE STUDY 2 latest update graded A+ Describe the difference in the histology of the tumour if it had been assessed as a adenoma rather than adenocarcinoma ️️ An adenoma is a benign tumour: lost ability to control proliferation the growth is slow the cells are still well differentiated and organized, they also do not invade beyond their capsule do not metastisize. An adenocarcinoma is a malignant tumour: more rapid growth rate loss of differentiation...

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2 pages

Written in 2023/2024

Grade A+

StuviaTutors

BIOL 2200 Exam 2 Latest Update With Complete Solutions Biodiversity ️️ The variability among living organisms from all sources and the ecological complexes of which they are part; includes diversity within and among species and ecosystems -Prokaryotes are so important to the biosphere that if they were to disappear, the prospects of survival for many other species would be dim Why study biodiversity? ️️ -To understand evolution of life -To appreciate nature -To assess its ec...

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44 pages

Written in 2023/2024

Grade A+

StuviaTutors

BIOL 2200 Exam 1 Latest Update Graded A+ aristotle ️️ philosopher described species as "fixed" developed scale of nature james hutton ️️ geologist that believed earth was shaped by gradual changes thomas robert malfus ️️ economist that believed population growth is limited by resources jean baptiste lamarck ️️ believed species are drawn toward increased complexity "use and disuse" august weinman ️️ biologist that studied heredity and experimented with mice to d...

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13 pages

Written in 2023/2024

Grade A+

StuviaTutors

Aristotle, a philosopher : Pre-300 BCE -described species as fixed -Scale of nature: arranges species in order of lowest to highest complexity -linear hierarchy Hutton, a geologist : 1795 -proposed gradualism -change is a slow but continuous process Thomas Robert Malthus, an economist : 1798 -published "Essay on the Principle of Population'" -Human population growth is limited by resources; At some point we will reach carrying capacity, 2 | P a g e -can't grow exponential...

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51 pages

Written in 2023/2024

Grade A+

Axpert

Biodiversity : The variability among living organisms from all sources and the ecological complexes of which they are part; includes diversity within and among species and ecosystems -Prokaryotes are so important to the biosphere that if they were to disappear, the prospects of survival for many other species would be dim Why study biodiversity? : -To understand evolution of life -To appreciate nature -To assess its economic value -To see the larger impact of humans on the earth ...

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68 pages

Written in 2023/2024

Grade A+

Axpert

Which of the following statements correctly answers how the large amount of genetic variation observed in prokaryotes arises? A) The mutation rate in prokaryotes is much higher than in eukaryotes. B) They have extremely short generation times and large populations. C) They can exchange DNA with many types of prokaryotes by way of horizontal gene transfer. D) They have a relatively small genome. : B and D The short generation times and large population sizes in most prokaryotic species,...

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28 pages

Written in 2023/2024

Grade A+

Axpert

Explain the 3 plasma protein systems of the chemical portion of inflammation : 1. Clotting proteins: Cascade reactions that activate proteins which produces fibrin net that traps pathogens and forms a clot. 2. Complement System: Cascade reactions that activate proteins which kills pathogens directly or intensify reactions of other components of the inflammatory response = very strong defenders against bacterial infection 3. Kinin System: Cascade reactions that activate proteins wh...

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8 pages

Written in 2023/2024

Grade A+

Axpert

Why is there blood in his urine? : Due to swelling/inflammation of testes, the plasma fluid must be released to relieve pressure which is done via the vas deferens then to the urethra Why is there shortness of breath? : He's in emotional stress due to the severe scrotal pain Why is there severe scrotal pain? : The kinin system activates proteins that assist with inflammatory response. A major kinin is bradykinin which causes increased permeability and acts with other compounds to pro...

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4 pages

Written in 2023/2024

Grade A+

Axpert

Describe the difference in the histology of the tumour if it had been assessed as a adenoma rather than adenocarcinoma : An adenoma is a benign tumour: lost ability to control proliferation the growth is slow the cells are still well differentiated and organized, they also do not invade beyond their capsule do not metastisize. An adenocarcinoma is a malignant tumour: more rapid growth rate loss of differentiation and no longer organized, there is a lack of capsule so they can i...

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3 pages

Written in 2023/2024

Grade A+

Axpert