13088936
Questão 1
Questão
The waterproofing protein in the skin is called
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Dermicidin
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Keratin
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Melanin
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Lysozyme
Questão 2
Questão
The types of gram-positive cocci that make up the skin’s normal microbiota are
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Staphylococci and micrococci
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Staphylococci and streptococci
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Micrococci and streptococci
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Streptococci and enterococci
Questão 3
Questão
Which of these organisms is a diphtheroid that inhabits hair follicles?
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Propionibacterium acnes
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Malassezia furfur
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Streptococcus pyogenes
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Staphylococcus aureus
Questão 4
Questão
What protective substance(s) of the skin is/are capable of breaking down the cell walls of certain bacteria?
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Perspiration
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Antimicrobial peptides
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Sebum
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Lysozyme
Questão 5
Questão
Which of the following is thought to be responsible for causing dandruff?
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Malassezia furfur
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Propionibacterium acnes
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Staphylococcus aureus
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Staphylococcus epidermidis
Questão 6
Questão
What is the MOST common bacterial cause of conjunctivitis?
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Neisseria gonorrhoeae
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Chlamydia trachomatis
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Haemophilus influenza
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Streptococcus pyogenes
Questão 7
Questão
Which disease is thought to be the MOST common cause of infectious blindness in the United States?
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Herpetic keratitis
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Trachoma
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Acanthamoeba keratitis
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Inclusion conjunctivitis
Questão 8
Questão
Ophthalmia neonatorum is caused by
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Neisseria gonorrhoeae
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Pseudomonas aeruginosa
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Haemophilus influenza
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Acanthamoeba
Questão 9
Questão
Using a homemade saline solution for contact lenses can result in
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Acanthamoeba keratitis
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Trachoma
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Opthalmia neonatorum
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Inclusion conjunctivitis
Questão 10
Questão
Which disease was probably the FIRST documented connection between a microscopic microorganism and a disease in humans?
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Scabies
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Pediculosis
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Candidiasis
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Sporotrichosis
Questão 11
Questão
In the brain, cerebrospinal fluid flows through the
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Dura mater
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Subarachnoid space
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Arachnoid mater
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Pia mater
Questão 12
Questão
What is the order of the layer of meninges from the innermost to the outermost?
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Arachnoid mater, dura mater, pia mater
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Dura mater, arachnoid mater, pia mater
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Pia mater, dura mater, arachnoid mater
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Pia mater, arachnoid mater, dura mater
Questão 13
Questão
Inflammation of the brain is called
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Meningitis
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Encephalitis
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Neuritis
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Hydrocephalus
Questão 14
Questão
Drugs can cross the blood-brain barrier ONLY if they are
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Large-molecular-weight molecules
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Small-molecular-weight molecules
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Water-soluble
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Lipid-soluble
Questão 15
Questão
In the United States, the MOST common cause of rabies in humans is from
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Raccoons
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silver-haired bats
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Dogs
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Honey badgers
Questão 16
Questão
Which type of arboviral encephalitis was introduced to the United States in 19999 and is maintained in a bird-mosquito-bird cycle?
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Eastern equine encephalitis
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Japanese encephalitis
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West Nile virus
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California encephalitis
Questão 17
Questão
Which disease is transmitted via ingestion of contaminated water and can cause paralysis?
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Rabies
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Japanese encephalitis
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West Nile encephalitis
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Polio
Questão 18
Questão
To sterilize instruments contaminated with prions, you should use
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Dry heat
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Routine autoclaving
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UV light
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A strong solution of sodium hydroxide
Questão 19
Questão
A prion is a(n)
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Abnormally folded protein
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Protein subunit
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Form of a bacterium
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Viral particle
Questão 20
Questão
Which bacterium is known to cause stillbirth and neurological disease in animals?
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Listeria monocytogenes
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Streptococcus pneumoniae
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Clostridium botulinum
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Haemophilus influenza
Questão 21
Questão
The causative agent of plague is
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Francisella tularensis
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Yersinia pestis
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Borrelia burgdorferi
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Rickettsia prowazekii
Questão 22
Questão
Which stage of the Plasmodium protozoan infects the red blood cells of humans?
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Schizont
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Merozoite
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Sporozoite
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Gametocyte
Questão 23
Questão
The MOST dangerous form of malaria is caused by
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Plasmodium ovale
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Plasmodium malariae
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Plasmodium falciparum
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Plasmodium vivax
Questão 24
Questão
Clostridium perfringens is the cause of
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Gas gangrene
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Puerperal sepsis
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Brucellosis
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Rat-bite fever
Questão 25
Questão
A bull’s eye rash is a common symptom of which disease?
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Epidemic typhus
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Lyme disease
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Rocky Mountain spotted fever
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Tularemia
Questão 26
Questão
Rheumatic fever is an autoimmune complication caused by a ________ infection.
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Staphylococcus aureus
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Francisella tularensis
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Brucella melitensis
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Streptococcus pyogenes
Questão 27
Questão
Typhus fever, caused by Rickettsia prowazekii, is transmitted by
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Ticks
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Human body lice
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Fleas
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Mites
Questão 28
Questão
Which of the following is NOT transmitted by Aedes mosquitoes?
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Malaria
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Yellow fever virus
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Dengue fever virus
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Chikungunya virus
Questão 29
Questão
What is the usual route of transmission for mononucleosis?
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Contaminated blood
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Mosquitoes
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Aerosols
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Transfer of saliva
Questão 30
Questão
The natural host reservoir for Ebola virus is the
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Fruit bat
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Mosquito
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Fat
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Green Monkey
Questão 31
Questão
Which antibodies in tears, saliva, and mucus help protect mucosal surfaces from many pathogens?
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IgD
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IgA
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IgG
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IgM
Questão 32
Questão
The most threatening infectious disease of the upper respiratory tract is
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Epiglottitis
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Pharyngitis
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Laryngitis
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Sinusitis
Questão 33
Questão
Which disease forms a tough grayish membrane in the throat?
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Scarlet fever
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Psittacosis
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Q fever
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Diphtheria
Questão 34
Questão
What is the etiological agent for the disease that has catarrhal, paroxysmal, and convalescence stages?
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Haemophilus influenza
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Streptococcus pyogenes
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Burkholderia pseudomallei
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Bordetella pertussis
Questão 35
Questão
Walking pneumonia is caused by
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Legionella pneumophilia
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Chlamydophila pneumoniae
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Mycoplasma pneumoniae
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Streptococcus pneumoniae
Questão 36
Questão
Which of the following is/are NOT considered part of the lower respiratory system?
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Trachea
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Larynx
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Pharynx
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Bronchial tubes
Questão 37
Questão
Which intracellular bacterium is the cause of Q fever?
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Burkholderia pseudomallei
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Rickettsia rickettsia
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Legionella pneumophila
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Coxiella burnetii
Questão 38
Questão
Which disease can be identified by the presence of elementary bodies inside host cells?
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Psittacosis
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Pontiac fever
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Melioidosis
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Legionellosis
Questão 39
Questão
Typical pneumonia is caused by which bacterium?
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Haemophilus influenza
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Streptococcus pneumoniae
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Mycoplasma pneumoniae
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Legionella pneumophila
Questão 40
Questão
Several serious fungal infections affect the lower respiratory system mainly because fungi
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Are dimorphic
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Are opportunistic
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Produce airborne spores
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Produce toxic proteins
Questão 41
Questão
Which of the following is an accessory structure of the digestive tract?
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Pharynx
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Stomach
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Liver
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Mouth
Questão 42
Questão
Approximately what percentage of the immune system is located in the intestinal tract?
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20%
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40%
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60%
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80%
Questão 43
Questão
The population of microorganisms in the large intestine is composed mostly of
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Aerobes and anaerobes
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Anaerobes and facultative anaerobes
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Aerobes and facultative anaerobes
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Aerotolerant anaerobes
Questão 44
Questão
Paneth cells, which are capable of phagocytizing bacteria, are found in the
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Small intestine
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Large intestine
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Stomach
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Pancreas
Questão 45
Questão
Severe diarrhea accompanied by blood or mucus is called
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Food poisoning
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Intoxication
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Gastroenteritis
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Dysentery
Questão 46
Questão
Bacillary dysentery is caused by
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Staphylococcus
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Shigella
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Salmonella
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Clostridium
Questão 47
Questão
Pinworm disease is caused by
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Taenia solium
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Echinococcus granulosus
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Necator americanus
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Enterobius vermicularis
Questão 48
Questão
The portal of entry for the larvae of hookworms is the
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Skin
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Mouth
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Blood
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Lymph
Questão 49
Questão
It is quite common to ingest aflatoxin when one eats
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Fruit
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Meat
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Peauts
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Cheese
Questão 50
Questão
The treatment for viral gastroenteritis, such as norovirus or rotavirus, is usually
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Antitoxins
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Oral rehydration
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Antibiotics
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Antiviral agents
Questão 51
Questão
Which form of hepatitis kills more people in the US than AIDS_
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Hepatitis A
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Hepatitis B
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Hepatitis C
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Hepatitis E
Questão 52
Questão
In 20-40% of men past puberty, the mumps virus can cause
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Orchitis
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Liver damage
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Fever
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Death
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