The following are all examples of real-life stories about vasovagal symptoms during bowel movements: The bad part is that, with the rectal pain, I will begin to have a vagus response: my throat will tighten, I will begin salivating, get hot and sweaty.
Confounding occurs when the experimental controls do not allow the experimenter to reasonably eliminate plausible alternative explanations for an observed relationship between independent and dependent variables. Consider this example.
confound implies temporary mental paralysis caused by astonishment or profound abasement. the tragic news confounded us all; dumbfound suggests intense but momentary confounding; often the idea of astonishment is so stressed that it becomes a near synonym of astound. was at first too dumbfounded to reply