Module 7 Quiz

TorF A mother with herpetic lesions in her genital tract at the time of delivery may infect her infant during vaginal delivery

(T)

TorF Gonococci may gain access to the blood stream, causing infections of heart valves, joints, and other tissues. Gonococci may infect the rectal mucosa and pharynx as well as the genital tract

(True)

TorF Chlamydial infections and gonococcal infections infect the female genital tract and may spread to infect the fallopian tube

(t)

Match the following viruses with the diseases or conditions they cause. Human immunodeficiency virus

AIDS

Match the following viruses with the diseases or conditions they cause. Hantavirus

Acute respiratory illness

Match the following diseases or conditions with their descriptions: An infection of the intestinal tract caused by a pathogenic amoeba

Amebiasis

Match the following genus of bacteria with their diseases or conditions Causes Lyme disease

Borrelia

Match the following genus of bacteria with their diseases or conditions Causes a febrile illness transmitted to people from unpasteurized milk or tissues of infected animals

Brucella

Match the following diseases or conditions with their descriptions: An infection that primarily infects the heart

Chagas disease

Match the following diseases or conditions with their descriptions: An infection that may be acquired from drinking or pool water contaminated with parasite cysts

Cryptosporidiosis

Match the following genus of bacteria with their diseases or conditions A tick-transmitted rickettsia-like agent that infects white blood cells.

Ehrlichia

TorF Trichinella spiralis roundworms live in the soil, and people become infected by contact with the larva in infected soil

False

Match the following viruses with the diseases or conditions they cause. Herpes simplex 2

Genital herpes

Match the following diseases or conditions with their descriptions: An infection of the intestinal tract caused by a pathogenic flagellete protozoan

Giardiasis

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Shigella

Gram-Negative (-)

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Streptococci

Gram-Positive (+)

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Campylobacter

Gram-negative

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Salmonella

Gram-negative (-)

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Staphylococci

Gram-positive

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Clostridia

Gram-positive (+)

Match the following viruses with the diseases or conditions they cause. Epstein-Barr virus

Infections mononucleuosis

Match the following diseases or conditions with their descriptions: An infection of erythrocytes caused by the bite of a mosquito

Malaria

Which of the following statements regarding Bacillus anthracis are correct? a) The organism is a gram-positive spore-forming aerobic bacillus b) The organism can be used as a bioterrorism/germ warfare agent c) Inhalation of antrax spores may cause a severe pulmonary infection d) Pulmonary anthrax caused by inhalation of anthrax spores can be prevented by a short (1- to 2-week) course of antibiotics because the organism is sensitive to antibiotics

a) The organism is a gram-positive spore-forming aerobic bacillus b) The organism can be used as a bioterrorism/germ warfare agent c) Inhalation of anthrax spores may cause a severe pulmonary infection

A middle-aged man has a communicable disease caused by a virus that is exreted in the feces. Which of the following measures could be least effective or ineffective in limiting the spread of the infection? a) Isolation of the infected individual b) Administration of penicillin or similar antibacterial antibiotic c) Sanitary disposal of feces d) Thorough washing of hands after direct contact with the patient

b) Administration of penicillin or similar antibacterial antibiotic

Which of the following is the most commonly encountered parasitic worm? a) Enterobius vermicularis b) Ascaris lumbricoides c) Trichinella spiralis d) Sarcoptes scabiei

b) Ascaris lumbricoides

Which of the following are tick-borne protozoal parasites that can cause malaria-like illness? a) Plasmodia b) Babesiae c) Cryptosporidia d) Arthropods

b) Babesiae

To which of the following groups does an acid-fast bacillus belong? a) Spirochetes b) Mycobacteria c) Gram-negative aerobic bacilli and cocci d) Anaerobic gram-negative rods

b) Mycobacteria

Which of the following statements is correct? a) Treatment with highly active antiretroviral therapy (HAART) should only be used in patients whose CD4+ count is low and whose viral load is high b) People who are asymptomatic but with a high viral load of HIV should be treated even if their CD4+ count is normal c) HIV is found in equal amounts in blood, semen, urine, saliva, and perspiration d) All HIV-positive persons eventually develop manifestations of acquired immune deficiency syndrome (AIDS)

b) People who are asymptomatic but with a high viral load of HIV should be treated even if their CD4+ count is normal

Which of the following is a highly communicable and devastating viral disease that has been completely eliminated throughout the world by means of widespread immunization? a) Genital chlamydial infection b) Smallpox c) Chickenpox d) German measles

b) Smallpox

Which of the following is a characteristic of a pulmonary infection caused by a pathogenic fungus? a) Human-to-human transmission b) The fungi that cause pulmonary infections grow in the soil c) Inhalation of the fungus that often causes an acute pulmonary infection d) May lead to severe progressive pulmonary disease in immunocompromised persons

b) The fungi that cause pulmonary infections grow in the soil c) Inhalation of the fungus that often causes an acute pulmonary infection d) May lead to severe progressive pulmonary disease in immunocompromised persons

A 25-year-old male was exposed to HIV virus by heterosexual intercourse and now has anti-HIV antibodies. What does the positive antibody test indicate? a) The person infected has eliminated the virus and is now immune to it b) The person has been infected and can infect other persons c) The person has been infected, but the presence of anti-HIV antibody will prevent the infection from progressing and causing AIDS d) The person has been infected; however, the infection is probably mild, and he is unlikely to infect other persons by heterosexual intercourse

b) The person has been infected and can infect other persons

Which of the following statements is INCORRECT? a) Persons with HIV or AIDS have an increased susceptibility to both tuberculosis and histoplasmosis b) A male infected with HIV may transmit the infection to his female partner by sexual intercourse c) Infants born to HIV-infected mothers do not become infected with HIV because they have acquired a passive immunity from their mothers d) HIV-infected mothers may not breatfeed because the virus can be transmitted by breast milk

c) Infants born in HIV-infected mothers do not become infected with HIV because they have acquired a passive immunity from their mothers

Which of the following is caused by a small parasite that burrows in the superficial layers of the skin, where it lays eggs that hatch in a few days, causing intense itchiness? a) Lice b) "Swimmer's itch" c) Scabies d) All of these are correct

c) Scabies

Match the following viruses with the diseases or conditions they cause. Varicella-zoster virus

chicken pox, shingles

Match the following sexually transmitted diseases with their principal symptoms: Inflammation of the cervix and urethra; women often have vaginal discharge, men may have frequent urination and a burning sensation on urination

chlamydia

Herpes simplex 1

cold sores

Match the following terms with their definitions: Any disease that can pass directly from one person to another

communicable disease

Match the following terms with their definitions: Cell injury with necrosis and degeneration of infected cells caused by certain viruses

cytopathogenic effect

Match the following terms with their definitions: Transmission of a disease through physical contact between an infected person (or animal) and a susceptible person

direct contact

Match the following classes of drugs for HIV treatment with the methods by which they act on the virus: Prevents the virus from entering a cell

entry inhibitors

TorF A syphilitic chancre may persist indefinitely unless the patient is treated with antibiotics

false

Match the following sexually transmitted diseases with their principal symptoms: Inflammation of the cervix, urethra, pharynx, and rectum; in women, profuse vaginal discharge, and in men, pain on urination are common symptoms

gonorrhea

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Gonococci

gram-Negative (-)

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Borrelia burgdorferi

gram-negative

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Yersinia

gram-negative (-)

Identify the following pathogenic bacteria as either gram-positive (+) or gram-negative (-) Listeria

gram-positive

Match the following sexually transmitted diseases with their principal symptoms: Patient may be asymptomatic but occasionally has ulcers and vesicles on the genitals and in the genital tract, sometimes with enlarged or tender lymph nodes in the groin

herpes

Match the following terms with their definitions: An animal on or within which a parasite lives

host

Match the following terms with their definitions: Transmission of a disease from a fomite or vector to a susceptible person (or animal).

indirect contact

Match the following classes of drugs for HIV treatment with the methods by which they act on the virus: Binds directly to reverse transcriptase and blocks DNA polymerase

nonnucleoside reverse transcriptase inhibitors

Match the following classes of drugs for HIV treatment with the methods by which they act on the virus: Interrupts the formation of viral DNA by substituting a nucleoside analog for a normal nucleoside used by the virus to construct DNA

nucleoside reverse transcriptase inhibitors

Match the following classes of drugs for HIV treatment with the methods by which they act on the virus: Blocks the enzyme that cuts the viral protein into segments to form infectious viral particles

protease inhibitors

Match the following terms with their definitions: The susceptibility of a particular bacteria to a particular antibiotic

sensitivity

Match the following sexually transmitted diseases with their principal symptoms: Chancre in the external genitals or in the genital tract, followed by rash, fever, enlarged lymph nodes, and ulcers on the mucous membranes of oral cavity and genital tract

syphilis

TorF Some genital chlamydial infections in women may be associated with few or no symptoms

t

TorF Penicillin destroys microorganisms by blocking synthesis of the bacterial cell wall

true

Match the following diseases or conditions with their descriptions: An infection that may be acquired from eating undercooked contaminated meat, exposure from infected cat feces, or mother-to-child transmission during pregnancy

Toxoplasmosis

TorF Administration of an antibiotic may alter the patient's normal bacterial flora of the oral cavity, genital tract, and gastrointestinal tract and may predispose the patient to an infection with an antibiotic-resistant microorganism

True

Match the following viruses with the diseases or conditions they cause. Papilloma virus

Warts, condylomas

Match the following genus of bacteria with their diseases or conditions Causes bubonic plague

Yersinia

Which of the following statements about chlamydiae are correct? a) Chlamydiae are bacteria b) Chlamydiae can live outside the cell c) Chlamydiae have all necessary enzymes d) Chlamydiae form inclusion bodies inside cells

a) Chlamydiae are bacteria d) Chlamydiae form inclusion bodies inside cells

Which is a method of controlling the spread of infection? a) Chlorination of water supplies b) immunization c) Isolation of infected persons d) Drug treatment

a) Chlorination of water supplies b) Immunization c) Isolation of infected persons

Which of the following migrate out of the anus at night to deposit their eggs on the perianal skin a) Pinworms b) Tapeworms c) Roundworms d) Flatworms e) Thorny-headed worms f) Flukes

a) Pinworms

TorF Some antiviral drugs act by blocking DNA synthesis or by producing abnormal, nonfunctional DNA

T

Match the following genus of bacteria with their diseases or conditions Diplococci that colonize the mucosal surfaces responsible for meningococcal or gonococcal disease in humans

Neisseria

Match the following diseases or conditions with their descriptions: An infection caused by accidental ingestion of pork tapeworm ova

Neurocysticercosis