Acellular pathogens and human diseases quiz unit 9

Match each of the following diseases with the causative pathogen. 1.Endocarditis 2.Lyme Disease 3.Tetanus 4.Chlamydia

1. Streptococcus sp. or Staphylococcus sp. 2.Borrelia burgdorferi 3.Clostridium tetani 4.Chlamydia trachomatis

Match each of the viruses with the diseases they cause: Common Cold 1. Adenoviruses 2. Chickenpox 3. Roseola 4. oral/ genital herpes 5. Warts 6. AIDS

1. adenovirus 2.Varicella- zoster 3.Human papilloma virus 4. 5. 6.Human immunodeficieny virus

Match each of the following diseases with their causative pathogen. 1.Diphtheria 2.Common Food Poisoning 3.Gas Gangrene 4.Whooping cough

1.Corynebacterium diphtheriae 2.Staphylococcus aureus 3.Clostridium sp. 4.Bordetella pertussis

Match each of the following diseases to their causative pathogen. 1.Acne 2.Tuberculosis 3.Cystitis (urinary track infection) 4.Botulism 5.Folliculitis

1.Propionibacterium acnes 2.Mycobacterium tuberculosis 3.Escherichia coli or Enteroccocus faecalis 4.Clostridium botulinium 5.Staphylococcus aureus

Match each of the diseases with their causative pathogen. 1.Rocky Mountain Spotted Fever 2.Peptic Ulcers 3.Syphilis 4.Strep Throat 5.Furuncles (boils)

1.Ricksettia ricksetti 2.Helicobacter pylori 3.Treponema pallidum 4.Streptococcus pyogenes 5.Staphylococcus aureus

Which fungus is common in the microbiota of a healthy individual?

Candida albicans

Which of the following is the most common cause of human yeast infections?

Candida albicans

__________________ produces an exotoxin that is a highly potent compound that can cause paralysis, but is also used medically in botox treatments.

Clostridium botulinium

Which protists are associated with harmful algal blooms, such as those seen in red tides?

Dinoflagellates

______ are a group of algae that are known for causing harmful algal blooms and their ability to produce neurotoxins.

Dinoflagellates

A ________ infection comes from drinking water containing infected copepods and results in a blister from which a worm emerges when the blistered area is submerged in water.

Dracunculus medinensis

Guinea worm, which comes from drinking water with copepods infected by:

Dracunculus medinensis

Amoebic dysentery is caused by:

Entamoeba histolytica

_____ is the most common roundworm infection in the United States and is frequently seen in children.

Enterobius vermicularis

Infectious mononucleosis, commonly known as the "kissing disease" , is caused by which virus?

Epstein-Barr virus

_________ are produced by mostly gram positive bacteria and are prone to denaturing when exposed to higher temperatures.

Exotoxins

All contacts with pathogens will result in infection.

False

Any virus can infect any host cell.

False

There is a cure for transmissible spongiform encephalopathies.

False

Viruses are facultative intracellular pathogens.

False

Which of the following statements is incorrect?

Fungi can be autotrophic or heterotrophic

Which pathogenic protist is commonly transmitted via consuming contaminated water or food?

Giardia

The image above is the Ebola virus. Based on its appearance, how would this virus be classified based on it's morphology?

Helical virus

Which of the following is associated with contact with soil contaminated by cat or dog feces?

Hookworms

Which of the following is not a property of a virus?

It is a prokaryotic cellular pathogen.

______ is a major cause of preventable blindness that can be reduced by regular removal and cleaning of contact lenses.

Keratitis

Multicellular fungi are commonly called ________, and are composed of individual branch like structures called _____.

Molds, hyphae

Which infection is commonly treated with surgical debridement and broad spectrum antibiotics, as it is severe and can be caused by several types of bacterial species?

Nectrotizing fascitis

Which of the following is also known as "whooping cough" and can be prevented by getting the DTaP vaccine?

Pertussis

Which pathogenic protist is commonly transmitted via being bitten by mosquitoes?

Plasmodium

A pathogen that causes disease upon exposure, no matter the state of the host's immune system is classified as a(n):

Primary Pathogen

A viral infection known as _______ has the common symptoms of an initial high fever, followed by a maculopapular rash showing up 3-5 days later.

Roseola

Which of the following would be considered a symptom?

body aches and chills

The capsid of a virus is composed of protein subunits called

capsomeres

The image above is a micrograph of a bacteriophage. Based on its appearance, how would this virus be classified based on its morphology?

complex virus

Fungi have an important role in the natural environment as which of the following?

decomposers

Which infection is believed to come from a bat reservoir and has symptoms of hemorrhaging, organ failure and often leads to death?

ebola

The nucleic acid of a virus is:

either DNA or RNA

Helminths are:

eukaryotic worms

Mycology is the study of:

fungi

Ringworm infections such as athlete's foot and barber's itch are caused by which group of eukaryotes?

fungi

A _____ is one that co-infects a host cell along side another viral vector and provides the necessary enzymes for replication of the genomes of both viral vectors.

helper virus

All of the following viruses are preventable with vaccines except for:

herpes

Which disease infects neurons associated with the spinal cord, and in a small percentage of those who carry the virus, causes occasional outbreaks of sores on the skin?

herpes

_______ viruses have many triangular shaped faces and are a common viral morphology for animal viruses.

icosahedral

What period of disease describes when the patient has contracted an infection, but does not know it yet?

incubation period

____ is the stage of pathogenesis when the pathogen begins to successfully multiply in the host.

infection

Which part of Lipopolysaccharides (LPS) are the toxic component that act as endotoxins?

lipid A

Which of the following leads to the destruction of the host cells?

lytic cycle

During the _____ stage of the viral life cycle, protein modification occurs as the viral particles prepare to leave the host cell.

maturation

Fungi that are multicellular are called __________.

molds

Helminths that contain both male and female parts in a single worm are classified as being:

monoecious

Which of the following is an example of a nosocomial disease?

obtaining a Pseudomonas respiratory infection during a recent visit to the hospital

What period of disease describes when the patient's symptoms have mostly gone away, but they are still contagious?

period of convalescence

________ are anatomic locations where pathogens can enter into host tissue.

portal of entry

"Mad Cow disease" is the result of infection of cattle with what type of agent?

prion

Which of these infectious agents do not have nucleic acid?

prions

Which of the following is a viral infection that is transmitted from animal bites and causes hydrophobia?

rabies

A virus obtains its envelope during which of the following phases?

release

Which of the following would be considered a sign of disease?

resting heart rate of 120bpm

Small viruses that lack the ability to reproduce on their own in a host cell are known as:

satellite viruses

Viruses that are unable to replicate on their own in a host cell until another virus co-infects the host are known as:

satellite viruses

Chicken pox can reemerge later in life as which disease?

shingles

The component(s) of a virus that are extended from the envelope for attachment to host cells are the:

spikes

Which of the following is the definition of pathogenicity?

the ability of a microbial agent to cause disease

Chaga's Disease, which in chronic infections can lead to heart failure, swelling of the colon and esophagus, is caused by:

Trypanosoma cruzi

Which two diseases may produce bloody coughs or bloody sputum as a symptom?

Tuberculosis & Pneumonia

Which of the following properly lists (in order) the steps of viral replication?

Uncoating-Penetration-Replication-Assembly-Release-Attachment

Which of the following is caused by an imbalance in the body's normal microbiota?

Vaginitis

An acellular entity composed of a small circular RNA molecule without a capsid and capable of replicating its genome in a host cell is known as which of the following?

Viroid

The Baltimore Classification system describes viruses according to which characteristic?

the viral genome

The degree to which an organism is pathogenic (severity of infection) is known as it's ___________.

virulence

Tapeworm infection, which infects the intestines of human hosts, is caused by:

Taenia solium or T. saginata

Which of the following diseases is caused by bacterial exotoxins?

Tetanus

The normal flora and microbiota of an individual can cause disease.

True

African sleeping sickness is caused by which pathogen?

Trypanosoma bruceii

During which step of pathogenesis do pathogens attach to host cells?

Adhesion

Which of the following is the causative agent of Lyme's Disease?

Borellia burgdorferi

Which of the following is true of prions?

They are a rogue form of protein, PrP.

Trichinosis is caused by:

Trichinella spiralis

Which of the following is (are) caused by eating undercooked or raw meat?

Trichinosis and Taeniasis (tapeworm)

Vaginitis is caused by:

Trichomonas vaginalis

Endotoxins are produced only by gram-negative bacteria.

True

Which of the following is an example of an iatrogenic disease?

acquiring a prion disease after receiving a blood transfusion