BIOCHEMISTRY, BIOMEDICINE & PHARMACEUTICS

            Multiple Choice Questions on Cholera, Campylobacter spp, and Helicobacter spp 1) A 8 year old boy is presented to a emergency department, he has been experiencing profuse watery diarrhea and vomiting for the past 24 hours, with a suspicion of food poisoning. His parents report that they recently came back two days ago from a trip to an area with poor sanitation and limited access to clean drinking water.  To investigate further, a stool sample with watery consistency was collected and cultured using a high-pH medium containing sodium chloride (NaCl). Colonies with a smooth and round appearance developed on the culture medium. Microscopic analysis revealed the presence of gram-negative, motile, comma-shaped bacteria. What is the characteristic appearance of the diarrhea in cholera ? a) Bloody and foul-smelling b) Colorless and odorless, resembling "rice water" c) Green and frothy d) Yellow and oily 2) What is the key diagnostic too...

                                       Multiple Choice Questions on Foodborne and waterborne pathogens 1. Which of the following tapeworms parasite is usually found in raw pork? a) Taenia saginata b) Taenia solium      c) Ascaris lumbricoides d) Trichuris trichiura 2. Name the common waterborne illness that is most prevalent in the nations like Haiti, India, Nepal, and other poor regions with lack of clean drinking water and good sanitation practices. a) Cholera       b) Hand, Foot and mouth disease c) Chagas disease d) Kala-azar / Leishmaniasis 3. Which of the following gram positive bacteria is a common pathogen that can adulterate dairy, and frozen products? a) Staphylococcus saprophyticus b) Listeria monocytogenes      c) Giardia lamblia d) Bacillus cereus 4. Canned food poisoning is commonly linked to which of the following microorga...