Ejaculation occurs when muscle contractions propel sperm from the epididymes.
Again, ejaculation is a sympathetic function.
A sympathetic function occurs when muscle contractions propel sperm from the epididymes.
what type of function occurs when muscle contractions propel sperm from the epididymes?
  motion
  rapid expansion
  kinetic
  sympathetic
  mechanical
  movement
  animal transport
  matter vibrating