Final answer:
Orchitis refers to the inflammation of the c) testicle, commonly resulting from bacterial infections or viral diseases such as mumps.
Step-by-step explanation:
A patient with orchitis has inflammation of the c) testicle. Orchitis is an inflammation of the testicle, usually caused by a bacterial infection spreading from the epididymis, but it can also occur as a complication of viral diseases like mumps.
Symptoms of orchitis include pain in the scrotum, testicles, and groin; swelling, redness, and warm skin in these areas; and it may co-occur with epididymitis, leading to a condition called epididymo-orchitis.