Digestion Flashcards
1
Q
what are the groups of secretory cells called? Where are they found?
A
acini (singular: acinus)
they are found around the ducts
2
Q
What are exocrine glands?
A
glands that secrete their products into ducts
3
Q
Each exocrine cell contains a large number of..
A
- endoplastic reticulum (enzyme synthesis)
- mitochondria (ATP synthesis)
- secretory enzymes (contain enzymes)
4
Q
What are the 3 digestive juices? From where? pH?
A
saliva (salivary glands) pH 7-8 gastric juice (stomach) pH 1-2 pancreatic juice (pancreas) 8
5
Q
What are the components of saliva? (4)
A
- water
- electrolytes
- salivary amylase
- mucus lysozymes
6
Q
What are the components of gastric juice? (5)
A
- water
- mucus
- pepsin
- HCl
- rennin (chymosin)
7
Q
What are the components of pancreatic juice? (6)
A
- water
- bicarbonate
- amylase
- lipase
- carboxypeptidase
- trypsinogen
8
Q
What is an ulcer?
A
erosion in stomach lining
9
Q
What are ulcers caused by
A
Helicobacter Pylori Infection
10
Q
What is H. Pylori?
A
a spirochete (spiral-shaped bacteria)
