What does the suffix '-spermia' refer to in medical terminology?

The suffix '-spermia' specifically pertains to conditions related to spermatozoa, which are the male reproductive cells. When used in medical terminology, it often indicates various conditions affecting the quantity or quality of sperm in terms of fertility. For instance, terms like 'oligospermia' denote a lower than normal sperm count, while 'asthenospermia' refers to decreased motility of sperm. This context clarifies why '-spermia' directly relates to the condition of sperm rather than other bodily fluids or substances. The choices referring to fluid, urine, or blood pertain to different suffixes that denote conditions associated with those specific materials.