What is one positive effect of our normal flora?Group of answer choicesActing as opportunistic pathogensProviding resistance to antibioticsProviding resistance to phage virusesCompeting with other normal floraPriming the immune system

Normal flora are microorganisms:Multiple choice question.that live in or on our bodies and do not harm us.that cause serious illness in humans.that are only found in the brain and cardiovascular system.that cause cancer in humans.

Which of the following can result when antibiotic therapy disrupts the normal microbiota?Group of answer choicesblack hairy tongueboth pseudomembranous colitis and thrushanaphylactic shock

A commensal bacteriumGroup of answer choicesis beneficial to, and does not infect, its host.does not receive any benefit from its host.may also be an opportunistic pathogen.is beneficial to its host.does not infect its host.

What is one benefit of normal flora in the large intestine?Multiple ChoiceThey absorb iron.They absorb fats.They produce vitamin B.They produce bile.They absorb water.

Many people believe that all bacteria can make you sick. However, studies have shown that "friendly" bacteria help to keep your body healthy.Does not effectively link the two ideasEffectively links the two ideas