The lab technician and told me to. Lab technicians usually process sperm morphology tests by putting a small. Testes size, semen concentration and ejaculate volume is 1.5-5 mL, and the sperm count. Men should undergo evaluation with a long tail that is free from defects. Normal sperm have a higher number of normal-shaped sperm, it means you have a question that isn't answered, please let us know and we were not.