What are main components of gastric juice?
Gastric juice is a unique combination of hydrochloric acid (HCl), lipase, and pepsin. Its main function is to inactivate swallowed microorganisms, thereby inhibiting infectious agents from reaching the intestine.
What are the components of gastric juice quizlet?
Terms in this set (6)
- pepsinogen. source – chief cells of gastric gland.
- pepsin. source – made from pepsinogen in the presence of HCl.
- hydrochloric acid. source – parietal cells of gastric glands.
- mucus. source – goblet cells, mucous neck cells (glands)
- intrinsic factor.
- gastrin (hormone)
What is gastric Rugae?
The gastric folds (or gastric rugae) are coiled sections of tissue that exist in the mucosal and submucosal layers of the stomach. They provide elasticity by allowing the stomach to expand when a bolus enters it.
What is the function of gastric Rugae?
Function. A purpose of the gastric rugae is to allow for expansion of the stomach after the consumption of foods and liquids.
What are three examples of prokaryotic cells?
- Escherichia Coli Bacterium (E. coli)
- Streptococcus Bacterium.
- Streptomyces Soil Bacteria.
What are 4 differences between prokaryotic and eukaryotic cells?
Eukaryotic cells contain membrane-bound organelles, such as the nucleus, while prokaryotic cells do not. Differences in cellular structure of prokaryotes and eukaryotes include the presence of mitochondria and chloroplasts, the cell wall, and the structure of chromosomal DNA.
What are the three major differences between prokaryotic and eukaryotic cells?
|Prokaryotic Cell||Eukaryotic cell|
|Nucleus is absent||Nucleus is present|
|Membrane-bound nucleus absent.||Membrane-bound Nucleus is present.|
|One chromosome is present, but not true chromosome plastids||More than one number of chromosomes is present.|
What are the two major differences between prokaryotic and eukaryotic cells?
Comparing prokaryotes and eukaryotes The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not. The nucleus is where eukaryotes store their genetic information.