DK Science: Reproductive System - human sperm journey

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Sperm transport in the female reproductive tract | Human Reproduction Update | Oxford Academic human sperm journey


The goal of a sperm cell is to fertilize an egg. The journey begins with millions of sperm cells that are released into the female reproductive tract during intercourse. The fluid contains elements which protect the sperm cells during their journey towards the egg.

Take a journey with us from the moment a single sperm fertilizes an egg. From tiny egg to sperm surrounding human egg in fallopian tube. After the egg is.

Size, Largest diameter cell in the human body: ~mm, ~ 50μm long Egg and sperm travel in opposite directions to meet in (most often) the fallopian tubes.