Spermatozoa
|
Number/Time
|
Production
|
produced / day (two testes)
|
45 to 207 million
|
compare adult human red blood cell / day
|
250,000 million
|
produced / second each day (approx)
|
2,000
|
Storage
|
stored (epididymal reserves) up to per epididymis
|
182 million
|
stored extragonadal
|
440 million
|
extragonadal - ductuli deferentia and caudae epididymides per ejaculation
|
225 million
|
Transit Times
|
through the caput
|
0.72 day
|
through the corpus
|
0.71 days
|
through the cauda epididymidis
|
1.76 days
|
Table Data [1] See also WHO human semen reference values(2010).[2] Links: spermatozoa
|