Mod 9: GI age

Question 1

What increases the risk of injury to mucosal lining w age

decrease in ___,___,___

Answer 1

gastric motility, secretions, blood flow

Question 2

Decreased intrinsic factor =

Answer 2

B12 deficiency and pernicious anemia

Question 3

ileal Villi become ___ and ___

Answer 3

broader and shorter

Question 4

Degeneration of enteric nervous system neurons =vIntestinal ___, ___, ___ and impairs ____absorption

Answer 4

decreases gastric secretion, motility, blood flow, impairs nutrient absorption (slower and less)

Question 5

Hepatic ___ and ____activity decreases w age= decreased drug metabolism

Answer 5

hepatic blood flow and enzymatic activity

Question 6

Pancreas has age related ____, ____ deposits, and ____

and decline in ____cell function

Answer 6

age related fibrosis, fatty acid deposits, and atrophy

declined beta cell function