Normal Biota of the Respiratory Tract _______

Question

Normal biota of the respiratory tract _______.
A) are localized to the nasopharynx only
B) can cause disease in immunocompromised patients
C) do not include yeasts or viruses
D) only include Staphylococcus aureus
E) are only comprised of staphylococcal species

Accepted Answer

Normal biota of the respiratory tract can indeed cause disease if the host's immune system is compromised, illustrating the complex relationship between host defenses and microbial populations.