Snails have a long, moist and slimy body. They are gastropods; “gastro” means stomach and “pod” means foot. source
Snails have a long, moist and slimy body. They are gastropods; “gastro” means stomach and “pod” means foot.
The back was primarily a glossy black, and the stomach was white. The neck and legs were short, and the head and wings small.
The stomach is a muscular, hollow, dilated part of the gastrointestinal tract that functions as an important organ in the digestive system. source
The stomach is a muscular, hollow, dilated part of the gastrointestinal tract that functions as an important organ in the digestive system.
The stomach is present in many animals including vertebrates, echinoderms, insects (mid-gut), and molluscs. source
The stomach is present in many animals including vertebrates, echinoderms, insects (mid-gut), and molluscs.
In humans and many other vertebrates stomach is involved in the second phase of digestion, following mastication (chewing). source
In humans and many other vertebrates stomach is involved in the second phase of digestion, following mastication (chewing).
In most vertebrates, the stomach is located between the esophagus and the small intestine. source
In most vertebrates, the stomach is located between the esophagus and the small intestine.
The stomach secretes digestive enzymes and gastric acid to aid in food digestion. source
The stomach secretes digestive enzymes and gastric acid to aid in food digestion.
The stomach lies between the esophagus and the duodenum (the first part of the small intestine). source
The stomach lies between the esophagus and the duodenum (the first part of the small intestine).
The stomach is in the left upper part of the abdominal cavity. source
The stomach is in the left upper part of the abdominal cavity.
The top of the stomach lies against the diaphragm,Lying behind the stomach is the pancreas. source
The top of the stomach lies against the diaphragm,Lying behind the stomach is the pancreas.
In adult humans, the stomach has a relaxed, near empty volume of about 75 millilitres. source
In adult humans, the stomach has a relaxed, near empty volume of about 75 millilitres.
the stomach is a distensible organ, it normally expands to hold about one litre of food. source
the stomach is a distensible organ, it normally expands to hold about one litre of food.
The stomach of a newborn human baby will only be able to retain about 30 millilitres. source
The stomach of a newborn human baby will only be able to retain about 30 millilitres.
The stomach walls consist of an outer mucosa, and inner submucosa, muscularis externa, and serosa. source
The stomach walls consist of an outer mucosa, and inner submucosa, muscularis externa, and serosa.
A bolus (a small rounded mass of chewed up food) enters the stomach through the esophagus via the lower esophageal sphincter. source
A bolus (a small rounded mass of chewed up food) enters the stomach through the esophagus via the lower esophageal sphincter.
The stomach releases proteases (protein-digesting enzymes such as pepsin) and hydrochloric acid. source
The stomach releases proteases (protein-digesting enzymes such as pepsin) and hydrochloric acid.
Food is churned by the stomach through muscular contractions of the wall called peristalsis. source
Food is churned by the stomach through muscular contractions of the wall called peristalsis.
Gastric juice in the stomach contains pepsinogen. source
Gastric juice in the stomach contains pepsinogen.