qbank M&I 6 04022006
Terms
undefined, object
copy deck
- A 4-year-old child presnts to a physician with purpura. Questioning of the mother revleas that the child has a history of eczema and recureent pneumococcal pneumonia. Blood studies demonstrate thrombocytopenia and a selective decrease in IgM. Patients wi
- Non-Hodgkin's lymphoma
- A 35-year-old woman consults an ophthalmologist because of double vision and droopy eyelids. She also has complaints of generalized muscle weakness. IV injection of edrophonium dramatically, but only briefly, reverses her symptoms. This patient's most pr
- Insulin resistance
- A 23-year-old man develops explosive watery diarrhea with blood, fecal leukocytes, and mucus approximately 3 days after eating chicken that was improperly cooked. Curved rods were found in the fecal smear along with red blood cells and leukocytes. Which
- Campylobacter jejuni
- A 16-year-old girl presents with a painfully enlarged lymph node in her right axilla. Peripheral blood counts are within normal limits. The lymph node is biopsied, and numerous granulomas filled with neutrophils and necrotic debris are observed. Which of
- Bartonella henselae
- A 4-year-old child is referred to a specialist for the diagnosis of a potential immunologic defect. Since the age of 14 months, he has been plagued with repeated infections with Candida, Staphylococcus, and Klebsiella. At the present time, the child is s
- defensins
- A composite virus is created in a laboratory. The capsid of coxsackie virus A is used to deliver the naked genomic material of five viruses to appropate target cells. After 24 hours in culture, the total virus per culture is determined. Use of which of t
- Reovirus
- A family is referred to a genetic counseling clinic because one of the parents is discovered to have a reciprocal translocation involving chromosomes 14 and 22. One of the children of the family received an unbalanced chromosome complements, resulting in
- C gene for gamma chain and C gene for alpha chain
- A 6-year-old child is taken to a pediatrician because of a severe sore throat that is accompanied by a rash. Examination of the head and neck reveals pharyngeal injection, swollen, bright red tonsils with discrete white spots on the surface, and enlarged
- By containing a phage
- A patient with chronic active hepatitis B develops a low-grade fever and a generalized petechial rash. Routine urinalysis detects proteinuria. Needle biopsy of the kidney demonstrates the presence of irregular deposits of antigen-antibody complexes with
- C3b
- A 27-year-old woman presents to the emergency department complaining of 10-12 episodes of nonbloody diarrhea per day for the past 2 days, along with severe abdominal cramsp, nausea, vomiting, and a low-grade fever. She states that she just returned from
- Ciprofloxacin
- Two weeks after birth, a neonate develops sepsis, skin vesicles, and conjunctivitis. Over the next several days, the baby's condition deteriorates with development of seizures, cranial nerve palsies, and lethargy. The baby dies approximately one week aft
- Herpes simplex
- A 33-year-old woman begins seeing a new boyfriend. Several weeks later, a week after her menstrual period, the woman develops a painful, swollen right knee. The most likely causative organism has which of the following characteristics?
- Can live within neutrophils
- A 27-year-old woman has a pruritic linear, vesicular rash on her leg. The rash developed 16 hours after she returned from a hiking trip. It began as a swollen, erythematous streak that developed into extremely itchy bliasters. She goes on hiking and camp
- Release of lymphokines from sensitized lymphocytes
- A 32-year-old female who is 6 months pregnant presents for prenatal care. A routine evaluation is performed, including testing for HIV antibody. The patient is reported to be negative for RPR, but positive for HIV antibody by the enzyme-linked immunoassa
- to have an HIV polymerase chain reaction (PCR) test performed
- A 57-year-old man presents with an episode of shaking chills the previous night. He has now developed right-sided pleuritic chest pain, fever, sweats, malaise, purulent sputum, and mild hemoptysis. On examination, the patient is diaphoretic but alert, wi
- Teichoic acids and peptidoglycan are chemotactic for neutrophils
- A medical virology laboratory coinfects cells in a tissue culture flask with Influenza A (H3N2) and Influenza A (H1N1). The flask is incubated for 48 hours, and the progeny viruses are analyzed. Four distinct variants of Influenza A are isolated: H3N2, H
- segmented genome
- A newborn is infected in utero with an enveloped virus containing double-stranded DNA. The child develops petechiae, hepatosplenomegaly, and jaundice. Brain calcifications are detected on CT. With which of the following viruses is the newborn most likely
- Cytomegalovirus
- A 4-year-old child is brought into your clinic by his mother. A week ago, the child received an MMR vaccine, and now the child has an unusual rash, as show here. What is the most likely explanation for this occurrence?
- A latent infection in the child has been reactivated