Podcast
Questions and Answers
True or false: Staphylococcus aureus is a gram-negative bacterium.
True or false: Staphylococcus aureus is a gram-negative bacterium.
False
True or false: Staphylococcus aureus is the most virulent species of Staphylococcus.
True or false: Staphylococcus aureus is the most virulent species of Staphylococcus.
True
True or false: Staphylococcus aureus is part of the normal flora of the skin and mucus membranes.
True or false: Staphylococcus aureus is part of the normal flora of the skin and mucus membranes.
False
True or false: Staphylococcus aureus infections are typically characterized by pustules surrounded by necrotic tissue.
True or false: Staphylococcus aureus infections are typically characterized by pustules surrounded by necrotic tissue.
Signup and view all the answers
True or false: Staphylococcus aureus enterotoxins are heat-stable and can cause diarrhea and vomiting.
True or false: Staphylococcus aureus enterotoxins are heat-stable and can cause diarrhea and vomiting.
Signup and view all the answers
True or false: Scalded Skin Syndrome is most common in adults over 50 years old.
True or false: Scalded Skin Syndrome is most common in adults over 50 years old.
Signup and view all the answers
True or false: Streptococcus pyogenes is also known as Group A Strep.
True or false: Streptococcus pyogenes is also known as Group A Strep.
Signup and view all the answers
True or false: Streptococcus pyogenes is a gram-negative bacterium.
True or false: Streptococcus pyogenes is a gram-negative bacterium.
Signup and view all the answers
True or false: Streptococcus pyogenes can cause pneumonia, meningitis, or bacteremia.
True or false: Streptococcus pyogenes can cause pneumonia, meningitis, or bacteremia.
Signup and view all the answers
True or false: Erysipelas is a form of cellulitis caused by Streptococcus pyogenes.
True or false: Erysipelas is a form of cellulitis caused by Streptococcus pyogenes.
Signup and view all the answers
True or false: Rheumatic fever is a suppurative sequelae of Streptococcus pyogenes infection.
True or false: Rheumatic fever is a suppurative sequelae of Streptococcus pyogenes infection.
Signup and view all the answers
True or false: Streptococcus pneumoniae is a gram-positive bacterium.
True or false: Streptococcus pneumoniae is a gram-positive bacterium.
Signup and view all the answers
True or false: Neisseria gonorrhoeae can cause infections in the urethra, endocervix, anorectal, and pharynx.
True or false: Neisseria gonorrhoeae can cause infections in the urethra, endocervix, anorectal, and pharynx.
Signup and view all the answers
True or false: Neisseria meningitidis is a major cause of bacterial meningitis in young adults.
True or false: Neisseria meningitidis is a major cause of bacterial meningitis in young adults.
Signup and view all the answers
Klebsiella is generally associated with gram-positive bacteria.
Klebsiella is generally associated with gram-positive bacteria.
Signup and view all the answers
Salmonella is divided into over 1700 subspecies and serotypes.
Salmonella is divided into over 1700 subspecies and serotypes.
Signup and view all the answers
Salmonella infection can be spread through contaminated food and water.
Salmonella infection can be spread through contaminated food and water.
Signup and view all the answers
Salmonella enterocolitis is a severe form of Salmonella disease.
Salmonella enterocolitis is a severe form of Salmonella disease.
Signup and view all the answers
Shigella is a highly contagious intestinal pathogen.
Shigella is a highly contagious intestinal pathogen.
Signup and view all the answers
Escherichia coli is a normal flora of the gastrointestinal tract.
Escherichia coli is a normal flora of the gastrointestinal tract.
Signup and view all the answers
Escherichia coli enterohemorrhagic strain produces a toxin identical to Shigella.
Escherichia coli enterohemorrhagic strain produces a toxin identical to Shigella.
Signup and view all the answers
Klebsiella is a normal inhabitant of the upper respiratory tract in approximately 5% of the population.
Klebsiella is a normal inhabitant of the upper respiratory tract in approximately 5% of the population.
Signup and view all the answers
Proteus spp. is a normal intestinal flora and an opportunistic pathogen.
Proteus spp. is a normal intestinal flora and an opportunistic pathogen.
Signup and view all the answers
Yersinia pestis is transmitted through rat flea bites and airborne droplets.
Yersinia pestis is transmitted through rat flea bites and airborne droplets.
Signup and view all the answers
P. mirabilis and P. vulgaris are the most common isolates of Proteus.
P. mirabilis and P. vulgaris are the most common isolates of Proteus.
Signup and view all the answers
Vibrio cholerae is a curved gram-negative rod typically found in water and is part of the normal flora.
Vibrio cholerae is a curved gram-negative rod typically found in water and is part of the normal flora.
Signup and view all the answers
Cholera is caused by toxigenic strains O1 and O139 of Vibrio cholerae.
Cholera is caused by toxigenic strains O1 and O139 of Vibrio cholerae.
Signup and view all the answers
Cholera is mainly spread through contaminated water or improperly prepared food.
Cholera is mainly spread through contaminated water or improperly prepared food.
Signup and view all the answers
Non-01 and O139 strains of Vibrio cholerae do not produce toxins and cause a milder form of gastroenteritis.
Non-01 and O139 strains of Vibrio cholerae do not produce toxins and cause a milder form of gastroenteritis.
Signup and view all the answers
Cholera toxin (choleragen) causes mucosal cells to hypo secrete water and electrolytes, leading to severe dehydration and death.
Cholera toxin (choleragen) causes mucosal cells to hypo secrete water and electrolytes, leading to severe dehydration and death.
Signup and view all the answers
