What is the physiological reflex responsible for post-meal defecation in children?
AGastro colic reflex
BGastro gastric reflex
CVasovagal reflex
DColonoileal reflex
Sudha, a 20-year-old female, developed antibiotic-associated pseudomembranous colitis caused by Clostridium difficile. Among the following drugs, which is most likely to be effective in the treatment of this disease?
AMetronidazole
BAmpicillin
CClindamycin
DChloramphenicol
Which of the following organisms is an obligate intracellular bacterium that commonly causes sexually transmitted infections?
AMycoplasma
BChlamydia
CRickettsia
DPrion
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