A 62-year-old man was hospitalized with an eight-day history of fever, chills, sweats, and vomiting. His temperature on admission was 40°C (104°F). A routine peripheral blood smear revealed ring-shaped bodies in the RBCs. What treatment would you prescribe?
A) hyperbaric oxygen
B) mefloquine
C) no treatment
D) penicillin
E) streptomycin
B
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Cytoplasmic division in animal cells involves
all EXCEPT a. formation of a cell plate. b. a contractile ring mechanism. c. a deepening cleavage furrow. d. a ring of actin filaments under the plasma membrane at the equator. e. ATP.
Which of the following systems is the only one to
have direct interactions with the other four? a. digestive b. urinary c. circulatory d. respiratory e. endocrine
Which resource is currently in greatest demand globally?
a. fossil fuels b. built-up lands c. grazing lands d. crop lands e. fishing grounds
Which of the following characteristics distinguishes coronaviruses from rhinoviruses?
A) replicate best at 33°C B) transmitted via respiratory droplets C) cause common colds D) envelope is present E) virions contain single-stranded positive RNA