Final answer:
Nosocomial infections are diseases acquired in hospital settings. They can be transmitted through contaminated objects or by healthcare professionals. An example is methicillin-resistant Staphylococcus aureus (MRSA).
Step-by-step explanation:
Nosocomial infections are diseases that are acquired in hospital settings. These infections can be transmitted through improperly sterilized medical equipment, bed sheets, call buttons, door handles, or by healthcare professionals who do not wash their hands. An example of a nosocomial infection is methicillin-resistant Staphylococcus aureus (MRSA), which is a bacterial infection that is resistant to many antibiotics.