MICR 4071 Lab Final Questions With Complete Solutions

Foods associated with Salmonella outbreak correct answer: eggs, meat, poultry detection and isolation procedure for salmonella correct answer: pre-enrichment selective enrichment streak for isolation confirmation using slants further confirmation using PCR media used for pre-enrichment of salmonella correct answer: LB broth - lactose broth media used for selective enrichment of salmonella correct answer: SC and RV broth media used for isolation of salmonella correct answer: XLD (xylose lysine desoxycholate) agar HE (hektoen enteric) agar BS (bismuth sulfite) agar media use for confirmation of salmonella correct answer: TSI (triple sugar iron) LIA (lysine iron agar) appearance of salmonella colony on XLD agar correct answer: pink medium black center colony appearance of salmonella colony on HE agar correct answer: blue/green medium black center colony appearance of salmonella colony on BS agar correct answer: black center colony positive confirmation on TSI slant for salmonella correct answer: red with yellow butt (with or without black) positive confirmation on LIA slant for salmonella correc