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Practice exam 5 lec
practice exam 5 lec p2
Question | Answer |
---|---|
Which of the following is an opportunistic pathogen? | Pneumocystis |
Which of the following pairs is not correctly matched? | Botulism - stimulates transmission of nerve impulse |
Scabies is transmitted by | fomites |
All of the following statements about tularemia are true except | It occurs only in California. |
Herpes gladiatorium is transmitted by | direct contact |
Normal microbiota of the adult vagina consist primarily of | lactobacillus |
Human-to-human transmission of plague is usually by | the respiratory route |
A healthy carrier state exists for | all of the above |
Infections by all of the following bacteria may be transmitted by dog or cat bites except | streptobacillus |
A 17-year-old male has pus-filled cysts on his face and upper back. Microscopic examination reveals gram-positive rods. This infection is | acne |
The etiologic agent of fifth disease. | parvovirus |
All of the following statements about rheumatic fever are true except | it is cured with penicillin |
Penicillin is used to treat all of the following except | Mycoplasmal pneumonia. |
Acute gastroenteritis that occurs after an incubation period of 2 to 3 days is probably caused by | rotavirus |
The most common cause of meningitis in children is | Streptococcus pneumoniae. |
All of the following are true about leprosy except | patients with leprosy must be isolated |
A diagnosis of strep throat is confirmed by all of the following except | Symptoms. |
A 25-year-old male presented with fever, malaise, and a rash on his chest, arms, and feet. Diagnosis was made based on serological testing. The patient then reported that he had an ulcer on his penis two months earlier. What stage of disease is the patien | secondary |
Which of the following is most susceptible to destruction by phagocytes? | Streptococcus pyogenes |
Most of the normal microbiota of the digestive system are found in the | large intestine |
Which of the following pairs is mismatched? | none of the above |
A 38-year-old man had onset of fever, chills, nausea, and myalgia. On April 29, he had eaten raw oysters. On May 2, he was admitted to a hospital because of a fever of 39°C and two circular necrotic lesions on the left leg. He had alcoholic liver disease. | Vibrio vulnificus |
All of the following are eukaryotes that cause gastroenteritis except | Pneumocystis. |
Thrush and vaginitis are caused by | candida albicans |
Which of the following pairs is mismatched? | Encephalitis - Ixodes (tick) |
A pelvic examination of a 23-year-old female showed vesicles and ulcerated lesions on her labia. Cultures were negative for Neisseria and Chlamydia; the VDRL test was negative. Which treatment is appropriate? | Acyclovir |
The pH of the adult vagina is acidic due to the conversion of __(1)__ to __(2)__ by bacteria. | 1-Glycogen; 2-Lactic acid |
All of the following are predisposing factors to urinary tract infection except | none of the above |
Acute gastroenteritis that occurs after an incubation period of 4 to 24 hours is probably caused by | Staphylococcus aureus |
Which of the following causes an infection of the liver? | Hepatitis A Virus |
Mycoplasmal pneumonia differs from viral pneumonia in that | It is treated with tetracyclines. |
The patient has a papular rash. Microscopic examination of skin scrapings reveals small 8-legged animals. | scabies |
Which of the following pairs is mismatched? | Poliomyelitis - respiratory route |
Which of the following diseases is not correctly matched to its vaccine? | Tuberculosis - toxoid |
The greatest single cause of blindness in the world is | trachoma |
The most effective control of a vectorborne disease is | elimination of the vector |
All of the following grow inside host cells except | none of the above |
Microscopic examination of cerebrospinal fluid reveals gram-negative rods. What is the organism? | Haemophilus |
An 8-year-old female has scabs and pus-filled vesicles on her face and throat. Three weeks earlier she had visited her grandmother who had shingles. What infection does the 8-year-old have? | chickenpox |
Scabies is a skin disease caused by | a mite |