Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 54, Problem 20TYK
Summary Introduction
Introduction: Pathogens are the microorganisms that are capable of causing various types of diseases in the organisms. These pathogens can be highly virulent in a new habitat where host species have not evolved yet.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
The term active transmission refers to:
a. A person who catches a disease from a bug bite
b. A person who catches a disease from contaminated food
c. A person who catches a disease from a contaminated object
d. A person who coughs in public and passes the disease to those around them
Which of the following statements is correct?
a.
Serial interval is the length of time a person can transmit or shed an infectious agent
b.
Contamination of the drinking water source of a community by infectious agent(s) will likely result in a continuous common source epidemic
c.
It is not possible for people who have not shown symptoms of measles yet, to transmit measles infection
d.
Mary Mallon was a chronic carrier of Vibrio cholerae
Well-water gets contaminated by farm animals, and the water causes gastroenteritis in those that drink it.
What sort of transmission do you think this is?
a. direct contact transmission
b. vehicle transmission
c. indirect contact transmission
d. biological vector transmission
Chapter 54 Solutions
Study Guide for Campbell Biology
Ch. 54 - When two spiny mouse species coexist, Acomys...Ch. 54 - Name the type of mimicry described in each of the...Ch. 54 - Name and give examples of the interspecific...Ch. 54 - Tide pool 1 has three species of sea urchins with...Ch. 54 - Prob. 5IQCh. 54 - Describe the effects of the alder stage on soil...Ch. 54 - Why would the fact that tropical communities are...Ch. 54 - a. How do the rates of immigration and extinction...Ch. 54 - Why are ecologists trapping and testing migrating...Ch. 54 - Complete the following concept map to organize...
Ch. 54 - Community ecologists develop models or hypotheses...Ch. 54 - Two allopatric species of Galapagos finches have...Ch. 54 - The greater blue-ringed octopus (Hapalochlaena...Ch. 54 - Two other species of octopus (H. maculosa and H....Ch. 54 - Two species, A and B, occupy adjoining...Ch. 54 - Two shops in the same block are selling coffee and...Ch. 54 - A palatable (good-tasting) prey species may defend...Ch. 54 - Most humans are host to mites of the genus Demodex...Ch. 54 - The species richness of a community refers to the...Ch. 54 - You have a friend who is a strict vegan; that is,...Ch. 54 - Ecologists survey the tree species in two forest...Ch. 54 - When one species was removed from a tide pool, the...Ch. 54 - Invasive species often reach a large biomass...Ch. 54 - Why do most food chains consist of only three to...Ch. 54 - According to the top-down (trophic cascade) model...Ch. 54 - During succession, inhibition by early species a....Ch. 54 - According to the nonequilibrium model, a. chance...Ch. 54 - Which of the following shows a mismatch between...Ch. 54 - Prob. 18TYKCh. 54 - A major explanation for the decline in species...Ch. 54 - Prob. 20TYK
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following is not true? a. Cockroaches can transport a variety of parasites, usually on their external surface. This is an example of mechanical transmission by a vector b. A contamination will inevitably lead to an infection c. Case fatality rate is one of the indicators of virulence of an infectious agent d. None of the pandemics prior to COVID-19 were caused by a coronavirusarrow_forwardWhich of the following is a mis-match? a. Urogenital - often associated with sexually transmitted pathogens b. Respiratory - spread by sneezing C. Parenteral - pathogen is passed from mother to child through the placenta O d. Gastrointestinal - often involves fecal-to-oral transmission e. Conjunctiva - involving eyesarrow_forwardDefine the following terms: a. virus b. virion c. capsid d. retrovirus e. enveloped virusarrow_forward
- A seasonal outbreak of influenza would be an example of what type of outbreak? a. point-source b. common-source c. propagated d. a and b e. a, b, and carrow_forwardWhich of the following is NOT caused by a bacterial pathogen? a. Influenza b. Cholera c. Diphtheria d. Tetanus e. Plaguearrow_forwardWhich of the following is not considered an insect vector? a. fl ea c. tick b. mosquito d. tsetse fl yarrow_forward
- 30. Which of the following would be considered the MOST important for the establishment of an infection? a. Virulence factors b. Quorum sensing c. Host cell receptors that are recognized by adhesins (products used for attachment) d. evasion 31. If a disease affects a human and NOT an animal, then it would be difficult to fulfill Koch's postulate number a. 1. b. 2. c. 3. d. 4. e. None of the above 32. The practice of deliberately stimulating the immune system is called a. acquired immunity b. memory immunity c. vaccination d. hypersensitivity Vaccination aliminotoc discocos cuah a AA 7/12 outlook.office.com ||arrow_forwardWhen an arthropod bites and injects a pathogen into the new host, this route of infection is called___ a. biological vector b. direct contact c. chemical route of infectionarrow_forwardMatch the following terms with their respective definition: _____1. Carrier a. Insects that transmit infection _____2. Fomite b. Presence of bacteria in the blood _____3. Vector c. Person harboring the organism without signs and symptoms of the disease _____4. Vehicle d. Hospital-acquired infection _____5. Septicemia e. Infection confined to a limited area _____6. Fulminant infection f. Inanimate object which can carry microorganisms _____7. Nosocomial infection g. Multiplying bacteria in the bloodstream _____8. Local infection h. Biological substances that can carry organism _____9. Bacteremia i. Presence of toxin in the bloodstream _____10. Toxemia j. Infection that always leads to death.arrow_forward
- Dengue fever is caused by the virus flavivirus. The virus is carried by mosquitoes to humans. The mosquito is a ____. A. Host B. Pathogen C. Carrier D. Vectorarrow_forwardEntry and development or multiplication of an infectious agent in the body of man or animals is a. Infection b. Infestation c. Colonization d. Parasitism e. Contaminationarrow_forwardThe epidemiological or disease triangle is a model of disease causation that proposes three factors contribute to an outbreak - an agent that causes the disease, a susceptible host, and an environment that brings the host and agent together. Some general changes within these three factors that may cause an infectious disease to emerge include: A. changes in populations or behavior of reservoir hosts or intermediate hosts B. microbial genetic mutation and viral genetic recombination or assortment C. environmental factors such as an increase in precipitation D. all of the above E. none of the abovearrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Basic Clinical Lab Competencies for Respiratory C...NursingISBN:9781285244662Author:WhitePublisher:Cengage
Comprehensive Medical Assisting: Administrative a...NursingISBN:9781305964792Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy CorreaPublisher:Cengage Learning
Medical Terminology for Health Professions, Spira...Health & NutritionISBN:9781305634350Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. SchroederPublisher:Cengage Learning
Basic Clinical Lab Competencies for Respiratory C...
Nursing
ISBN:9781285244662
Author:White
Publisher:Cengage
Comprehensive Medical Assisting: Administrative a...
Nursing
ISBN:9781305964792
Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa
Publisher:Cengage Learning
Medical Terminology for Health Professions, Spira...
Health & Nutrition
ISBN:9781305634350
Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Publisher:Cengage Learning