Food moves through the digestive tract by peristalsis, which is produced by wavelike contractions of _____ muscles.%0D%0A%0D%0A%0D%0Aantagonistic%0D%0A%0D%0A%0D%0Ainvoluntary%0D%0A%0D%0A%0D%0Avoluntary%0D%0A%0D%0A%0D%0Acardiac

1 answer

involuntary