In summary, your stomach breaks your food into smaller pieces and mixes it with all of the above secretions in mechanical digestion. Parietal cells secrete hydrochloric acid and intrinsic factor. Chief cells secrete pepsinogen, chymosin and gastric lipase.
IM 14 And have been biting the insides of my cheeks and lip for years now. Itâs a habit that I just canât break. Iâve been told that sense I have ADHD its a reason that I do it, but Iâm not sure if thatâs true.
FACT: That fleshy bump in the middle of your upper lip has a name. In fact, that fleshy bump has a few names, including procheilion, labial tubercle, or tuberculum labii superioris. FACT: Your lips can say something about your sexuality.