Oral disease can affect patients in other areas of the body. Which area is MOST commonly affected?

A) Limbs
B) Lungs
C) Kidney
D) Ears

B
Explanation: B) The oral cavity can be a portal of entry for microbial infections that affect the whole body. Oral diseases give rise to pathogens, which can be blood-borne or aspirated into the lungs, bringing about severe, even life-threatening consequences.