Question

disinfectants are used on living tissue.
true
false
question 66 (1 point)
opportunistic pathogens cause disease primarily in healthy hosts.
true
false
question 67 (1 point)
microorganisms that are members of the normal microbiota are also known to cause disease.
true
false

Explanation:

• Disinfectants are used on inanimate objects, while antiseptics are used on living tissue.
• Opportunistic pathogens cause disease primarily in immunocompromised or otherwise vulnerable hosts, not healthy ones.
• Normal microbiota can cause disease under certain conditions, such as when they gain access to a normally sterile site in the body.

Answer:

• For "Disinfectants are used on living tissue": B. False
• For "Opportunistic pathogens cause disease primarily in healthy hosts": B. False
• For "Microorganisms that are members of the normal microbiota are also known to cause disease": A. True