While performing a physical examination on Denny French, Dr. Giles used an ophthalmoscope to examine Denny's eyes.
A disease refers to any harmful and abnormal deviation of the body or body parts such as the eyes of a living organism from its normal structure or functional state due to the actions of pathogens, and it's typically accompanied by certain signs and symptoms.
An ophthalmoscope can be defined as a type of instrument that is designed and developed to be used by an ophthalmologist to physically examine the interior of a patient's eye.
In this context, we can infer and logically deduce that while performing a physical examination on Denny French, Dr. Giles used an ophthalmoscope to examine Denny's eyes.
Read more on ophthalmoscope here: https://brainly.com/question/25800311
#SPJ1