Despite extensive (and valiant) attempts to research it, much remains a mystery about the hippo's gooey antibiotic sunscreen. Saikawa's team hypothesizes that the animal synthesizes it from amino acids (the building blocks of protein) in the presence of oxygen.
1 Gastroileal reflex is one of the ways in which gastric motility influences intestinal motility. 2  When there is vigorous gastric peristalsis of increased secretion, it stimulates peristalsis in the ileum.
pupillary reflex-reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller.light reflex, miosis, myosis.oun. 1. pupillary reflex-reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller. light reflex, miosis, myosis.